{"id":16350,"date":"2024-01-23T22:02:18","date_gmt":"2024-01-23T18:32:18","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/"},"modified":"2024-01-23T22:02:18","modified_gmt":"2024-01-23T18:32:18","slug":"%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/","title":{"rendered":"\u0645\u0639\u0631\u0641\u06cc \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0631 ES6 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062f\u0631 \u0645\u0648\u0631\u062f \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0647 \u0628\u0627 \u0646\u0633\u062e\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a ECMAScript 6 (ES6) \u0645\u0639\u0631\u0641\u06cc \u0634\u062f\u0647 \u0627\u0646\u062f \u0635\u062d\u0628\u062a \u06a9\u0646\u06cc\u0645.  \u0645\u0627 \u0627\u0632 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0646\u062d\u0648 ES6 \u0645\u0648\u062c\u0648\u062f\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0639\u0645\u0644\u06af\u0631 spread \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u06af\u0631 \u062f\u0627\u0646\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0627\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f ES6 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.  \u0686\u06cc&#8230;"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%85%d8%b9%d8%b1%d9%81%db%8c\" >\u0645\u0639\u0631\u0641\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%da%86%db%8c%d8%b3%d8%aa%d8%9f\" >\u067e\u0631\u0648\u06a9\u0633\u06cc \u0686\u06cc\u0633\u062a\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%85%d8%ab%d8%a7%d9%84_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%d8%a7%d9%85%d9%84%d8%a7%da%a9\" >\u0645\u062b\u0627\u0644 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0627\u0645\u0644\u0627\u06a9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%87%d8%af%d9%81_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\" >\u0647\u062f\u0641 \u067e\u0631\u0648\u06a9\u0633\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%da%a9%d9%86%d8%aa%d8%b1%d9%84_%da%a9%d9%86%d9%86%d8%af%d9%87_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\" >\u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u0646\u062f\u0647 \u067e\u0631\u0648\u06a9\u0633\u06cc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%aa%d9%84%d9%87_%d9%87%d8%a7%db%8c_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\" >\u062a\u0644\u0647 \u0647\u0627\u06cc \u067e\u0631\u0648\u06a9\u0633\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%b1%d8%a7_%da%af%d8%b1%d9%81%d8%aa%d9%86_%d8%af%d8%a7%d9%85\" >\u0631\u0627 \u06af\u0631\u0641\u062a\u0646() \u062f\u0627\u0645<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%b1%d8%a7_%d8%aa%d9%86%d8%b8%db%8c%d9%85_%d8%af%d8%a7%d9%85\" >\u0631\u0627 \u062a\u0646\u0638\u06cc\u0645() \u062f\u0627\u0645<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%b1%d8%a7_deleteproperty_%d8%af%d8%a7%d9%85\" >\u0631\u0627 deleteProperty() \u062f\u0627\u0645<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%d8%a8%d8%a7_%d8%aa%d9%88%d8%a7%d8%a8%d8%b9\" >\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0628\u0627 \u062a\u0648\u0627\u0628\u0639<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d8%b1%d8%a7_%d8%af%d8%b1%d8%ae%d9%88%d8%a7%d8%b3%d8%aa_%d8%af%d8%a7%d8%af%d9%86_%d8%af%d8%a7%d9%85\" >\u0631\u0627 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u062f\u0627\u062f\u0646() \u062f\u0627\u0645<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%88%db%8c%da%98%da%af%db%8c_%d9%87%d8%a7%db%8c_%d9%85%d8%ad%d8%a7%d8%b3%d8%a8%d9%87_%d8%b4%d8%af%d9%87_%d8%a8%d8%a7_%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c_%d9%87%d8%a7\" >\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647 \u0628\u0627 \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c-%d9%87%d8%a7%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d8%af%d8%b1-es6-%d8%af%d8%b1-%d8%a7%db%8c\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 8<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div class=\"content\"><noscript><\/p>\n<style>.lazyload-placeholder { display: none;  }<\/style>\n<p><\/noscript><\/p>\n<h2 id=\"introduction\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%b9%d8%b1%d9%81%db%8c\"><\/span>\u0645\u0639\u0631\u0641\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062f\u0631 \u0645\u0648\u0631\u062f <em>\u067e\u0631\u0648\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/em> \u06a9\u0647 \u0628\u0627 \u0646\u0633\u062e\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0639\u0631\u0641\u06cc \u0634\u062f\u0646\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/ECMAScript\"><em>ECMAScript 6<\/em><\/a>  (ES6).  \u0645\u0627 \u0627\u0632 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0646\u062d\u0648 ES6 \u0645\u0648\u062c\u0648\u062f\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0639\u0645\u0644\u06af\u0631 spread \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u06af\u0631 \u062f\u0627\u0646\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0627\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f ES6 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.<\/p>\n<h2 id=\"whatisaproxy\"><span class=\"ez-toc-section\" id=\"%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%da%86%db%8c%d8%b3%d8%aa%d8%9f\"><\/span>\u067e\u0631\u0648\u06a9\u0633\u06cc \u0686\u06cc\u0633\u062a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0631\u0641\u062a\u0627\u0631 \u0627\u0633\u0627\u0633\u06cc \u0627\u0634\u06cc\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u0631\u0627 \u062f\u0627\u0631\u0646\u062f.  \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0632\u0628\u0627\u0646 \u0631\u0627 \u0637\u0648\u0631\u06cc \u06af\u0633\u062a\u0631\u0634 \u062f\u0647\u06cc\u0645 \u06a9\u0647 \u0628\u0627 \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u0645\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u06cc\u0627 \u0628\u0647 \u0633\u0627\u062f\u06af\u06cc \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u0645\u0648\u0627\u0631\u062f\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u0639\u062a\u0628\u0627\u0631\u0633\u0646\u062c\u06cc \u0648 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 \u0631\u0648\u06cc \u06cc\u06a9 \u0645\u0644\u06a9<\/p>\n<p>\u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627 \u0645\u0639\u0631\u0641\u06cc \u0646\u0634\u062f\u0646\u062f\u060c \u0645\u0627 \u062f\u0633\u062a\u0631\u0633\u06cc \u0633\u0637\u062d \u0628\u0648\u0645\u06cc \u0628\u0631\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0631\u0641\u062a\u0627\u0631 \u0627\u0633\u0627\u0633\u06cc \u06cc\u06a9 \u0634\u06cc \u06cc\u0627 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0646\u062f\u0627\u0634\u062a\u06cc\u0645.  \u0627\u0645\u0627 \u0628\u0627 \u0622\u0646\u0647\u0627 \u0645\u0627 \u0627\u06cc\u0646 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u0631\u0627 \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0644\u0627\u06cc\u0647 \u0645\u06cc\u0627\u0646\u06cc \u0639\u0645\u0644 \u06a9\u0646\u06cc\u0645\u060c \u0631\u0648\u0634 \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0634\u06cc \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u0645\u060c \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0645\u0627\u0646\u0646\u062f \u062a\u0639\u062f\u0627\u062f \u062f\u0641\u0639\u0627\u062a \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0648 \u063a\u06cc\u0631\u0647 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u06a9\u0646\u06cc\u0645.<\/p>\n<h2 id=\"propertyproxyexample\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%d8%a7%d9%85%d9%84%d8%a7%da%a9\"><\/span>\u0645\u062b\u0627\u0644 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0627\u0645\u0644\u0627\u06a9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0633\u0627\u062f\u0647 \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0647\u0627 \u0631\u0627 \u062f\u0631 \u0639\u0645\u0644 \u0628\u0628\u06cc\u0646\u06cc\u0645.  \u0628\u0631\u0627\u06cc \u0634\u0631\u0648\u0639\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 \u0634\u06cc \u0634\u062e\u0635 \u0628\u0627 \u0622\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>firstName<\/code>\u060c <code>lastName<\/code>\u060c \u0648 <code>age<\/code> \u062e\u0648\u0627\u0635:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> person = {\n    <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'John'<\/span>,\n    <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Doe'<\/span>,\n    <span class=\"hljs-attr\">age<\/span>: <span class=\"hljs-number\">21<\/span>\n};\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0633\u0627\u062f\u0647 \u0628\u0627 \u0627\u0631\u0633\u0627\u0644 \u0622\u0646 \u0628\u0647 \u0622\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>Proxy<\/code> \u0633\u0627\u0632\u0646\u062f\u0647  \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627\u06cc\u06cc \u0628\u0647 \u0646\u0627\u0645 the \u0631\u0627 \u0645\u06cc \u067e\u0630\u06cc\u0631\u062f <code>target<\/code> \u0648 <code>handler<\/code>.  \u0647\u0631 \u062f\u0648\u06cc \u0627\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f \u0628\u0647 \u0632\u0648\u062f\u06cc \u062a\u0648\u0636\u06cc\u062d \u062f\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0628\u062a\u062f\u0627 \u06cc\u06a9 \u0634\u06cc handler \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> handler = {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">get<\/span>(<span class=\"hljs-params\">target, property<\/span>)<\/span> {\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`you have read the property <span class=\"hljs-subst\">${property}<\/span>`<\/span>);\n        <span class=\"hljs-keyword\">return<\/span> target(property);\n    }\n};\n<\/code><\/pre>\n<p>\u0628\u0647 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06cc\u06a9 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0633\u0627\u062f\u0647 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> proxyPerson = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(person, handler);\n\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.firstName);\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.lastName);\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.age);\n<\/code><\/pre>\n<p>\u0627\u062c\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u062f \u0628\u0627\u06cc\u062f \u0646\u062a\u06cc\u062c\u0647 \u062f\u0647\u062f:<\/p>\n<pre><code class=\"hljs\">you have read the property firstName\nJohn\nyou have read the property lastName\nDoe\nyou have read the property age\n21\n<\/code><\/pre>\n<p>\u0647\u0631 \u0628\u0627\u0631 \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0632 \u0622\u0646 \u0634\u06cc\u0621 \u067e\u0631\u0627\u06a9\u0633\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u0645\u06cc \u06a9\u0646\u06cc\u062f\u060c \u06cc\u06a9 \u0639\u0644\u0627\u0645\u062a \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f console \u067e\u06cc\u0627\u0645 \u0628\u0627 \u0646\u0627\u0645 \u0645\u0644\u06a9  \u0627\u06cc\u0646 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u067e\u0631\u0648\u06a9\u0633\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f \u0628\u0627 \u0686\u0646\u062f \u0627\u0635\u0637\u0644\u0627\u062d \u0622\u0634\u0646\u0627 \u0634\u0648\u06cc\u0645.<\/p>\n<h3 id=\"proxytarget\"><span class=\"ez-toc-section\" id=\"%d9%87%d8%af%d9%81_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\"><\/span>\u0647\u062f\u0641 \u067e\u0631\u0648\u06a9\u0633\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0627\u0648\u0644\u060c <code>target<\/code>\u060c \u0634\u06cc\u0626\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0634\u0645\u0627 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0631\u0627 \u0628\u0647 \u0622\u0646 \u0645\u062a\u0635\u0644 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f.  \u0627\u06cc\u0646 \u0634\u06cc \u062a\u0648\u0633\u0637 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06af\u0631 \u0645\u0642\u062f\u0627\u0631 \u0634\u06cc \u0647\u062f\u0641 \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f\u060c \u0645\u0642\u062f\u0627\u0631 \u0634\u06cc \u067e\u0631\u0627\u06a9\u0633\u06cc \u0646\u06cc\u0632 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0627\u06af\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0632 \u0627\u06cc\u0646 \u0627\u0645\u0631 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0622\u0646 \u0639\u0628\u0648\u0631 \u06a9\u0646\u06cc\u062f <em>\u0647\u062f\u0641<\/em> \u0628\u0647 \u0637\u0648\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0628\u0647 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0634\u06cc \u0646\u0627\u0634\u0646\u0627\u0633\u060c \u06cc\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0631\u0648\u0634 \u06a9\u067e\u0633\u0648\u0644\u0647\u200c\u0633\u0627\u0632\u06cc \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0641\u0638\u062a \u0627\u0632 \u0634\u06cc \u0627\u0635\u0644\u06cc \u0628\u0627 \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u062a\u0627\u0628\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc (IIFE) \u06cc\u0627 \u062a\u06a9\u200c\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0641\u0642\u0637 \u0634\u06cc \u062e\u0648\u062f \u0631\u0627 \u062f\u0631 \u0645\u0639\u0631\u0636 \u062e\u0627\u0631\u062c \u0642\u0631\u0627\u0631 \u0646\u062f\u0647\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0627\u0632 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0647\u0645\u0647 \u0686\u06cc\u0632 \u0628\u0627\u06cc\u062f \u062e\u0648\u0628 \u0628\u0627\u0634\u062f.<\/p>\n<p>\u062a\u063a\u06cc\u06cc\u0631 \u062f\u0631 \u0634\u06cc \u0647\u062f\u0641 \u0627\u0635\u0644\u06cc \u0647\u0645\u0686\u0646\u0627\u0646 \u062f\u0631 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0645\u0646\u0639\u06a9\u0633 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.age);\nperson.age = <span class=\"hljs-number\">20<\/span>;\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.age);\n<\/code><\/pre>\n<pre><code class=\"hljs\">you have read the property age\n21\nyou have read the property age\n20\n<\/code><\/pre>\n<h3 id=\"proxyhandler\"><span class=\"ez-toc-section\" id=\"%da%a9%d9%86%d8%aa%d8%b1%d9%84_%da%a9%d9%86%d9%86%d8%af%d9%87_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\"><\/span>\u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u0646\u062f\u0647 \u067e\u0631\u0648\u06a9\u0633\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u062f\u0648\u0645 \u0628\u0647 <code>Proxy<\/code> \u0633\u0627\u0632\u0646\u062f\u0647 \u0627\u0633\u062a <code>handler<\/code>\u060c \u06a9\u0647 \u0628\u0627\u06cc\u062f \u06cc\u06a9 \u0634\u06cc \u062d\u0627\u0648\u06cc \u0645\u062a\u062f\u0647\u0627\u06cc\u06cc \u0628\u0627\u0634\u062f \u06a9\u0647 \u0631\u0648\u0634\u06cc \u0631\u0627 \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f \u0631\u0627 \u062a\u0648\u0635\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f <code>target<\/code>\u0631\u0641\u062a\u0627\u0631  \u0631\u0648\u0634 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644 \u0627\u06cc\u0646 \u0647\u0646\u062f\u0644\u0631\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 <code>get()<\/code> \u0631\u0648\u0634\u060c \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f <em>\u062a\u0644\u0647 \u0647\u0627<\/em>.<\/p>\n<p>\u0628\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06cc\u06a9 handler\u060c \u0645\u0627\u0646\u0646\u062f \u0686\u06cc\u0632\u06cc \u06a9\u0647 \u062f\u0631 \u0645\u062b\u0627\u0644 \u0642\u0628\u0644\u06cc \u062e\u0648\u062f \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0631\u062f\u06cc\u0645\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u0646\u0637\u0642 \u0633\u0641\u0627\u0631\u0634\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0634\u06cc \u0628\u0646\u0648\u06cc\u0633\u06cc\u0645 \u06a9\u0647 \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0622\u0646 \u0631\u0627 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06cc\u06a9 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u062d\u0627\u0641\u0638\u0647 \u067e\u0646\u0647\u0627\u0646 \u06cc\u0627 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0647 \u0631\u0648\u0632 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0647 \u0631\u0648\u0632 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u0634\u06cc \u0645\u0648\u0631\u062f \u0646\u0638\u0631 \u0628\u0647 \u0631\u0648\u0632 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<h2 id=\"proxytraps\"><span class=\"ez-toc-section\" id=\"%d8%aa%d9%84%d9%87_%d9%87%d8%a7%db%8c_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c\"><\/span>\u062a\u0644\u0647 \u0647\u0627\u06cc \u067e\u0631\u0648\u06a9\u0633\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"thegettrap\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%da%af%d8%b1%d9%81%d8%aa%d9%86_%d8%af%d8%a7%d9%85\"><\/span>\u0631\u0627 <em>\u06af\u0631\u0641\u062a\u0646()<\/em> \u062f\u0627\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>get()<\/code> \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0634\u062e\u0635\u06cc \u0633\u0639\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0628\u0647 \u06cc\u06a9 \u0645\u0644\u06a9 \u062e\u0627\u0635 \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u06a9\u0646\u062f\u060c \u062a\u0644\u0647 \u0622\u062a\u0634 \u0645\u06cc \u06af\u06cc\u0631\u062f.  \u062f\u0631 \u0645\u062b\u0627\u0644 \u0642\u0628\u0644\u06cc \u0627\u0632 \u0627\u06cc\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u0645 print \u06cc\u06a9 \u062c\u0645\u0644\u0647 \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0645\u0644\u06a9.<\/p>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u062e\u0635\u0648\u0635\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0642\u0631\u0627\u0631\u062f\u0627\u062f\u060c \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0627\u0632 \u062e\u0637 \u0632\u06cc\u0631 (<code>_<\/code>) \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u0646\u0627\u0645 \u0645\u0644\u06a9\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c <code>_securityNumber<\/code>\u060c \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0622\u0646 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u0644\u06a9 \u062e\u0635\u0648\u0635\u06cc.<\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0627\u06cc\u0646 \u062f\u0631 \u0648\u0627\u0642\u0639 \u0686\u06cc\u0632\u06cc \u0631\u0627 \u062f\u0631 \u0633\u0637\u062d \u06a9\u062f \u0627\u0639\u0645\u0627\u0644 \u0646\u0645\u06cc \u06a9\u0646\u062f.  \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0641\u0642\u0637 \u0645\u06cc \u062f\u0627\u0646\u0646\u062f \u06a9\u0647 \u0646\u0628\u0627\u06cc\u062f \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0647 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0627 \u0622\u0646\u0647\u0627 \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f <code>_<\/code>.  \u0628\u0627 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0622\u0646 \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u0645.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u0645 <code>person<\/code> \u0634\u06cc \u0628\u0627 \u0634\u0645\u0627\u0631\u0647 \u062a\u0627\u0645\u06cc\u0646 \u0627\u062c\u062a\u0645\u0627\u0639\u06cc \u062f\u0631 \u0645\u0644\u06a9\u06cc \u0628\u0647 \u0646\u0627\u0645 <code>_ssn<\/code>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> person = {\n    <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'John'<\/span>,\n    <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Doe'<\/span>,\n    <span class=\"hljs-attr\">age<\/span>: <span class=\"hljs-number\">21<\/span>,\n    <span class=\"hljs-attr\">_ssn<\/span>: <span class=\"hljs-string\">'123-45-6789'<\/span>\n};\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0622\u0646 \u0631\u0627 \u0648\u06cc\u0631\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u0645 <code>get()<\/code> \u062a\u0644\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062f\u0627\u062e\u062a\u0646 \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u06a9\u0647 \u06a9\u0633\u06cc \u0633\u0639\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0628\u0647 \u062e\u0627\u0635\u06cc\u062a\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u06a9\u0646\u062f \u06a9\u0647 \u0628\u0627 \u062e\u0637 \u0632\u06cc\u0631 \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> handler = {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">get<\/span>(<span class=\"hljs-params\">target, property<\/span>)<\/span> {\n        <span class=\"hljs-keyword\">if<\/span> (property(<span class=\"hljs-number\">0<\/span>) === <span class=\"hljs-string\">'_'<\/span>) {\n            <span class=\"hljs-keyword\">throw<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Error<\/span>(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${property}<\/span> is a private property`<\/span>);\n        }\n\n        <span class=\"hljs-keyword\">return<\/span> target(property);\n    }\n}\n\n<span class=\"hljs-keyword\">const<\/span> proxyPerson = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(person, handler);\n\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPerson._ssn);\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u067e\u06cc\u063a\u0627\u0645 \u062e\u0637\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0631\u0648\u06cc \u0634\u0645\u0627 console:<\/p>\n<pre><code class=\"hljs\">Error: _ssn is a private property\n<\/code><\/pre>\n<h3 id=\"thesettrap\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%d8%aa%d9%86%d8%b8%db%8c%d9%85_%d8%af%d8%a7%d9%85\"><\/span>\u0631\u0627 <em>\u062a\u0646\u0638\u06cc\u0645()<\/em> \u062f\u0627\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0622\u0646 \u0628\u06cc\u0627\u0646\u062f\u0627\u0632\u06cc\u0645 <code>set()<\/code> trap\u060c \u06a9\u0647 \u0631\u0641\u062a\u0627\u0631 \u0631\u0627 \u0647\u0646\u06af\u0627\u0645 \u062a\u0646\u0638\u06cc\u0645 \u0645\u0642\u0627\u062f\u06cc\u0631 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u0648\u06cc\u0698\u06af\u06cc \u06cc\u06a9 \u0634\u06cc \u0647\u062f\u0641  \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0645\u062b\u0627\u0644 \u0648\u0627\u0636\u062d\u06cc \u0628\u0647 \u0634\u0645\u0627 \u0628\u062f\u0647\u06cc\u0645\u060c \u0641\u0631\u0636 \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u0648\u0642\u062a\u06cc a \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u06cc\u062f <code>person<\/code> \u0627\u0639\u062a\u0631\u0627\u0636 \u0628\u0647 \u0627\u0631\u0632\u0634 <code>age<\/code> \u0628\u0627\u06cc\u062f \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u0628\u0627\u0634\u062f <code>0<\/code> \u0628\u0647 <code>150<\/code>.<\/p>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0632\u0628\u0627\u0646 \u062a\u0627\u06cc\u067e \u067e\u0648\u06cc\u0627 \u0627\u0633\u062a\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0647\u0631 \u0646\u0648\u0639 \u0645\u0642\u062f\u0627\u0631 (\u0631\u0634\u062a\u0647\u060c \u0639\u062f\u062f\u060c bool \u0648 \u063a\u06cc\u0631\u0647) \u0631\u0627 \u062f\u0631 \u0647\u0631 \u0632\u0645\u0627\u0646 \u0645\u0639\u06cc\u0646\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0639\u0645\u0648\u0644 \u0627\u062c\u0631\u0627\u06cc \u0622\u0646 \u0628\u0633\u06cc\u0627\u0631 \u062f\u0634\u0648\u0627\u0631 \u0627\u0633\u062a <code>age<\/code> \u062f\u0627\u0631\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc \u0646\u06af\u0647 \u062f\u0627\u0634\u062a\u0646 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0628\u0627 \u067e\u0631\u0627\u06a9\u0633\u06cc\u200c\u0647\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0631\u0648\u0634 \u062a\u0646\u0638\u06cc\u0645 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0628\u0631\u0627\u06cc \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> handler = {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">set<\/span>(<span class=\"hljs-params\">target, property, value<\/span>)<\/span> {\n        <span class=\"hljs-keyword\">if<\/span> (property === <span class=\"hljs-string\">'age'<\/span>) {\n            <span class=\"hljs-keyword\">if<\/span> (!(<span class=\"hljs-keyword\">typeof<\/span> value === <span class=\"hljs-string\">'number'<\/span>)) {\n                <span class=\"hljs-keyword\">throw<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Error<\/span>(<span class=\"hljs-string\">'Age should be a number'<\/span>);\n            }\n\n            <span class=\"hljs-keyword\">if<\/span> (value &lt; <span class=\"hljs-number\">0<\/span> || value &gt; <span class=\"hljs-number\">150<\/span>) {\n                <span class=\"hljs-keyword\">throw<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Error<\/span>(<span class=\"hljs-string\">\"Age value should be in between 0 and 150\"<\/span>);\n            }\n        }\n\n        target(property) = value;\n    }\n};\n\n<span class=\"hljs-keyword\">const<\/span> proxyPerson = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(person, handler);\nproxyPerson.age = <span class=\"hljs-number\">170<\/span>;\n<\/code><\/pre>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c the <code>set()<\/code> trap \u0633\u0647 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0631\u0627 \u0645\u06cc \u067e\u0630\u06cc\u0631\u062f \u06a9\u0647 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n<ul>\n<li><code>target<\/code>: \u0634\u06cc \u0647\u062f\u0641\u06cc \u06a9\u0647 \u067e\u0631\u0627\u06a9\u0633\u06cc \u0628\u0647 \u0622\u0646 \u0645\u062a\u0635\u0644 \u0634\u062f\u0647 \u0627\u0633\u062a<\/li>\n<li><code>property<\/code>: \u0646\u0627\u0645 \u0645\u0644\u06a9 \u062f\u0631 \u062d\u0627\u0644 \u062a\u0646\u0638\u06cc\u0645<\/li>\n<li><code>value<\/code>: \u0645\u0642\u062f\u0627\u0631\u06cc \u06a9\u0647 \u0628\u0647 \u0645\u0644\u06a9 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f<\/li>\n<\/ul>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u062a\u0644\u0647 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 \u06a9\u0647 \u0622\u06cc\u0627 \u0646\u0627\u0645 \u0645\u0644\u06a9 \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631 <code>age<\/code>\u060c \u0648 \u0627\u06af\u0631 \u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u060c \u0627\u06af\u0631 \u0622\u0646 \u0647\u0645 \u06cc\u06a9 \u0639\u062f\u062f \u0627\u0633\u062a \u0648 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646 \u0628\u06cc\u0646 0 \u062a\u0627 150 \u0627\u0633\u062a &#8211; \u0627\u06af\u0631 \u0627\u06cc\u0646\u0637\u0648\u0631 \u0646\u0628\u0627\u0634\u062f \u062e\u0637\u0627 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p>\u0648\u0642\u062a\u06cc \u0627\u06cc\u0646 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u067e\u06cc\u063a\u0627\u0645 \u062e\u0637\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0631\u0648\u06cc \u0631\u0627 console:<\/p>\n<pre><code class=\"hljs\">Error: Age value should be in between 0 and 150\n<\/code><\/pre>\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0628\u06cc\u0646\u06cc\u062f \u0622\u06cc\u0627 \u062e\u0637\u0627\u06cc\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f \u06cc\u0627 \u062e\u06cc\u0631.<\/p>\n<h3 id=\"thedeletepropertytrap\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_deleteproperty_%d8%af%d8%a7%d9%85\"><\/span>\u0631\u0627 <em>deleteProperty()<\/em> \u062f\u0627\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u062d\u0631\u06a9\u062a \u06a9\u0646\u06cc\u0645 \u0631\u0648\u06cc \u0628\u0647 <code>deleteProperty()<\/code> \u062a\u0644\u0647 \u0627\u06cc \u06a9\u0647 \u0647\u0646\u06af\u0627\u0645 \u062a\u0644\u0627\u0634 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0632 \u06cc\u06a9 \u0634\u06cc \u0641\u0639\u0627\u0644 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> handler = {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">deleteProperty<\/span>(<span class=\"hljs-params\">target, property<\/span>)<\/span> {\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'You have deleted'<\/span>, property);\n        <span class=\"hljs-keyword\">delete<\/span> target(property);\n    }\n};\n\n<span class=\"hljs-keyword\">const<\/span> proxyPerson = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(person, handler);\n\n<span class=\"hljs-keyword\">delete<\/span> proxyPerson.age;\n<\/code><\/pre>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c <code>deleteProperty()<\/code> \u062f\u0627\u0645 \u0646\u06cc\u0632 \u0645\u06cc \u067e\u0630\u06cc\u0631\u062f <code>target<\/code> \u0648 <code>property<\/code> \u0645\u0648\u0644\u0641\u0647 \u0647\u0627\u06cc.<\/p>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f \u0628\u0627\u06cc\u062f \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\">You have deleted age\n<\/code><\/pre>\n<h2 id=\"usingproxieswithfunctions\"><span class=\"ez-toc-section\" id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%be%d8%b1%d9%88%da%a9%d8%b3%db%8c_%d8%a8%d8%a7_%d8%aa%d9%88%d8%a7%d8%a8%d8%b9\"><\/span>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0628\u0627 \u062a\u0648\u0627\u0628\u0639<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"theapplytrap\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%d8%af%d8%b1%d8%ae%d9%88%d8%a7%d8%b3%d8%aa_%d8%af%d8%a7%d8%af%d9%86_%d8%af%d8%a7%d9%85\"><\/span>\u0631\u0627 <em>\u062f\u0631\u062e\u0648\u0627\u0633\u062a \u062f\u0627\u062f\u0646()<\/em> \u062f\u0627\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>apply()<\/code> trap \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0632\u0645\u0627\u0646 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0631\u0648\u06cc \u0634\u06cc\u0621 \u067e\u0631\u0648\u06a9\u0633\u06cc  \u0627\u0648\u0644 \u0627\u0632 \u0647\u0645\u0647\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 \u0634\u062e\u0635 \u0628\u0627 \u0646\u0627\u0645 \u0648 \u0646\u0627\u0645 \u062e\u0627\u0646\u0648\u0627\u062f\u06af\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> person = {\n    <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'Sherlock'<\/span>,\n    <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Holmes'<\/span>\n};\n<\/code><\/pre>\n<p>\u0633\u067e\u0633 \u06cc\u06a9 \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> getFullName = <span class=\"hljs-function\">(<span class=\"hljs-params\">person<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-keyword\">return<\/span> person.firstName + <span class=\"hljs-string\">' '<\/span> + person.lastName;\n};\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 \u0645\u062a\u062f \u067e\u0631\u0627\u06a9\u0633\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u062e\u0631\u0648\u062c\u06cc \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0627 \u0627\u0631\u0627\u0626\u0647 \u06cc\u06a9 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f. <code>apply()<\/code> \u062a\u0644\u0647 \u062f\u0627\u062e\u0644 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u0646\u062f\u0647 \u0645\u0627:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> getFullNameProxy = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(getFullName, {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">apply<\/span>(<span class=\"hljs-params\">target, thisArg, args<\/span>)<\/span> {\n        <span class=\"hljs-keyword\">return<\/span> target(...args).toUpperCase();\n    }\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(getFullNameProxy(person));\n<\/code><\/pre>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u06a9\u062f \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c the <code>apply()<\/code> \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062a\u0627\u0628\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u0648\u062f trap \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f.  \u0633\u0647 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0631\u0627 \u0645\u06cc \u067e\u0630\u06cc\u0631\u062f &#8211; <code>target<\/code>\u060c <code>thisArg<\/code> (\u06a9\u0647 \u0647\u0633\u062a <code>this<\/code> \u0627\u0633\u062a\u062f\u0644\u0627\u0644 \u0628\u0631\u0627\u06cc \u062a\u0645\u0627\u0633)\u060c \u0648 <code>args<\/code>\u060c \u06a9\u0647 \u0644\u06cc\u0633\u062a\u06cc \u0627\u0632 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u0634\u062f\u0647 \u0628\u0647 \u062a\u0627\u0628\u0639 \u0627\u0633\u062a.<\/p>\n<p>\u0645\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 <code>apply()<\/code> trap \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u062a\u0627\u0628\u0639 \u0647\u062f\u0641 \u0628\u0627 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u062d\u0648 \u06af\u0633\u062a\u0631\u0634 ES6 \u0648 \u062a\u0628\u062f\u06cc\u0644 \u0646\u062a\u06cc\u062c\u0647 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644 \u0631\u0627 \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0628\u0628\u06cc\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\">SHERLOCK HOLMES\n<\/code><\/pre>\n<h2 id=\"computedpropertieswithproxies\"><span class=\"ez-toc-section\" id=\"%d9%88%db%8c%da%98%da%af%db%8c_%d9%87%d8%a7%db%8c_%d9%85%d8%ad%d8%a7%d8%b3%d8%a8%d9%87_%d8%b4%d8%af%d9%87_%d8%a8%d8%a7_%d9%be%d8%b1%d8%a7%da%a9%d8%b3%db%8c_%d9%87%d8%a7\"><\/span>\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647 \u0628\u0627 \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062e\u0635\u0648\u0635\u06cc\u0627\u062a \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647 \u062e\u0635\u0648\u0635\u06cc\u0627\u062a\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u0631\u0648\u06cc \u0633\u0627\u06cc\u0631 \u0627\u0645\u0644\u0627\u06a9 \u0645\u0648\u062c\u0648\u062f  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u06cc\u06a9 \u062f\u0627\u0631\u06cc\u0645 <code>person<\/code> \u0634\u06cc \u0628\u0627 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 <code>firstName<\/code> \u0648 <code>lastName<\/code>.  \u0628\u0627 \u0627\u06cc\u0646 \u06a9\u0627\u0631\u060c \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0627\u0632 \u0622\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u0628\u0627\u0634\u062f\u060c \u062f\u0631\u0633\u062a \u0645\u0627\u0646\u0646\u062f \u0645\u062b\u0627\u0644 \u0622\u062e\u0631 \u0645\u0627.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644 a \u0627\u0633\u062a <em>\u062f\u0627\u0631\u0627\u06cc\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647<\/em>.<\/p>\n<p>\u0627\u0628\u062a\u062f\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u062f\u0648\u0628\u0627\u0631\u0647 a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>person<\/code> \u0634\u06cc\u0621 \u0628\u0627 \u0646\u0627\u0645 \u0648 \u0646\u0627\u0645 \u062e\u0627\u0646\u0648\u0627\u062f\u06af\u06cc:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> person = {\n    <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'John'<\/span>,\n    <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Doe'<\/span>\n};\n<\/code><\/pre>\n<p>\u0633\u067e\u0633 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06cc\u06a9 \u0647\u0646\u062f\u0644\u0631 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>get()<\/code> \u062a\u0644\u0647 \u0628\u0631\u0627\u06cc \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0646 \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644 \u0645\u062d\u0627\u0633\u0628\u0647 \u0634\u062f\u0647\u060c \u06a9\u0647 \u0628\u0627 \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u067e\u0631\u0648\u06a9\u0633\u06cc \u0627\u0632 <code>person<\/code>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> handler = {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">get<\/span>(<span class=\"hljs-params\">target, property<\/span>)<\/span> {\n        <span class=\"hljs-keyword\">if<\/span> (property === <span class=\"hljs-string\">'fullName'<\/span>) {\n            <span class=\"hljs-keyword\">return<\/span> target.firstName + <span class=\"hljs-string\">' '<\/span> + target.lastName;\n        }\n\n        <span class=\"hljs-keyword\">return<\/span> target(property);\n    }\n};\n\n<span class=\"hljs-keyword\">const<\/span> proxyPerson = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(person, handler);\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0633\u0639\u06cc \u06a9\u0646\u06cc\u0645 \u0628\u0647 \u0646\u0627\u0645 \u06a9\u0627\u0645\u0644 \u0634\u062e\u0635 \u067e\u0631\u0648\u06a9\u0633\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-built_in\">console<\/span>.log(proxyPerson.fullName);\n<\/code><\/pre>\n<pre><code class=\"hljs\">John Doe\n<\/code><\/pre>\n<p>\u0641\u0642\u0637 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0648\u06a9\u0633\u06cc\u060c \u06cc\u06a9 \u0645\u062a\u062f &#8220;getter&#8221; \u0627\u06cc\u062c\u0627\u062f \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 \u0631\u0648\u06cc \u0631\u0627 <code>person<\/code> \u0628\u062f\u0648\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062a\u063a\u06cc\u06cc\u0631 \u0648\u0627\u0642\u0639\u06cc \u062e\u0648\u062f \u0634\u06cc \u0627\u0635\u0644\u06cc.<\/p>\n<p>\u062d\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u0645\u0648\u0646\u0647 \u062f\u06cc\u06af\u0631\u06cc \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u0645 \u06a9\u0647 \u067e\u0648\u06cc\u0627\u062a\u0631 \u0627\u0632 \u0622\u0646\u0686\u0647 \u062a\u0627\u06a9\u0646\u0648\u0646 \u0628\u0627 \u0622\u0646 \u0645\u0648\u0627\u062c\u0647 \u0634\u062f\u0647 \u0627\u06cc\u0645.  \u0627\u06cc\u0646 \u0628\u0627\u0631 \u0628\u0647 \u062c\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0641\u0642\u0637 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u0645\u060c \u062a\u0627\u0628\u0639\u06cc \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u0647 \u0635\u0648\u0631\u062a \u067e\u0648\u06cc\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u0646\u0627\u0645 \u062a\u0627\u0628\u0639 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647<\/p>\n<p>\u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0627\u0641\u0631\u0627\u062f \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f\u060c \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0647\u0631 \u0634\u06cc \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0639\u062f\u062f \u0627\u0633\u062a <code>id<\/code> \u0627\u0632 \u0634\u062e\u0635\u060c \u0646\u0627\u0645 \u0634\u062e\u0635 \u0648 \u0633\u0646 \u0634\u062e\u0635.  \u0645\u0627 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u0632 \u06cc\u06a9 \u0634\u062e\u0635 \u062a\u0648\u0633\u0637 <code>id<\/code>\u060c <code>name<\/code>\u060c \u06cc\u0627 <code>age<\/code>.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0647 \u0633\u0627\u062f\u06af\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0686\u0646\u062f \u0631\u0648\u0634 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645\u060c <code>getById<\/code>\u060c <code>getByName<\/code>\u060c \u0648 <code>getByAge<\/code>.  \u0627\u0645\u0627 \u0627\u06cc\u0646 \u0628\u0627\u0631 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u062a\u0627 \u062d\u062f\u0648\u062f\u06cc \u062c\u0644\u0648\u062a\u0631 \u0628\u0631\u0648\u06cc\u0645.<\/p>\n<p>\u0645\u0627 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06cc\u06a9 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u0646\u062f\u0647 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u062a\u0648\u0627\u0646\u062f \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0627\u0631\u0627\u06cc \u0647\u0631 \u062e\u0627\u0635\u06cc\u062a\u06cc \u0628\u0627\u0634\u062f\u060c \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f.  \u0645\u062b\u0644\u0627\u064b \u0627\u06af\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u062a\u0627\u0628 \u0647\u0627 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645 \u0648 \u0647\u0631 \u06a9\u062a\u0627\u0628\u06cc \u06cc\u06a9 \u062e\u0627\u0635\u06cc\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f <code>isbn<\/code>\u060c \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627\u06cc\u062f \u0628\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0622\u0631\u0627\u06cc\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u06a9\u0646\u06cc\u0645 <code>getByIsbn<\/code> \u0648 \u0631\u0648\u0634 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u067e\u0648\u06cc\u0627 \u062a\u0648\u0644\u06cc\u062f \u0634\u0648\u062f \u0631\u0648\u06cc \u0632\u0645\u0627\u0646 \u0627\u062c\u0631\u0627<\/p>\n<p>\u0627\u0645\u0627 \u0641\u0639\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0627\u0641\u0631\u0627\u062f \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645.<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> people = (\n    {\n        <span class=\"hljs-attr\">id<\/span>: <span class=\"hljs-number\">1<\/span>,\n        <span class=\"hljs-attr\">name<\/span>: <span class=\"hljs-string\">'John Doe'<\/span>,\n        <span class=\"hljs-attr\">age<\/span>: <span class=\"hljs-number\">21<\/span>\n    },\n    {\n        <span class=\"hljs-attr\">id<\/span>: <span class=\"hljs-number\">2<\/span>,\n        <span class=\"hljs-attr\">name<\/span>: <span class=\"hljs-string\">'Ann Clair'<\/span>,\n        <span class=\"hljs-attr\">age<\/span>: <span class=\"hljs-number\">24<\/span>\n    },\n    {\n        <span class=\"hljs-attr\">id<\/span>: <span class=\"hljs-number\">3<\/span>,\n        <span class=\"hljs-attr\">name<\/span>: <span class=\"hljs-string\">'Sherlock Holmes'<\/span>,\n        <span class=\"hljs-attr\">age<\/span>: <span class=\"hljs-number\">35<\/span>\n    }\n);\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>get<\/code> \u062a\u0644\u0647 \u0628\u0631\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u062a\u0627\u0628\u0639 \u067e\u0648\u06cc\u0627 \u0628\u0627 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0646\u0627\u0645 \u062a\u0627\u0628\u0639.<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> proxyPeople = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Proxy<\/span>(people, {\n    <span class=\"hljs-function\"><span class=\"hljs-title\">get<\/span>(<span class=\"hljs-params\">target, property<\/span>)<\/span> {\n        <span class=\"hljs-keyword\">if<\/span> (property.startsWith(<span class=\"hljs-string\">'getBy'<\/span>)) {\n            <span class=\"hljs-keyword\">let<\/span> prop = property.replace(<span class=\"hljs-string\">'getBy'<\/span>, <span class=\"hljs-string\">''<\/span>)\n                               .toLowerCase();\n\n            <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">value<\/span>) <\/span>{\n                <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> i <span class=\"hljs-keyword\">of<\/span> target) {\n                    <span class=\"hljs-keyword\">if<\/span> (i(prop) === value) {\n                        <span class=\"hljs-keyword\">return<\/span> i;\n                    }\n                }\n            }\n        }\n\n        <span class=\"hljs-keyword\">return<\/span> target(property);\n    }\n});\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0627\u0628\u062a\u062f\u0627 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0622\u06cc\u0627 \u0646\u0627\u0645 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0627 &#8220;getBy&#8221; \u0634\u0631\u0648\u0639 \u0645\u06cc\u200c\u0634\u0648\u062f \u06cc\u0627 \u0646\u0647\u060c \u0633\u067e\u0633 &#8220;getBy&#8221; \u0631\u0627 \u0627\u0632 \u0646\u0627\u0645 \u0648\u06cc\u0698\u06af\u06cc \u062d\u0630\u0641 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a \u0628\u0647 \u0646\u0627\u0645 \u062e\u0627\u0635\u06cc\u062a \u0648\u0627\u0642\u0639\u06cc \u0645\u06cc\u200c\u0631\u0633\u06cc\u0645 \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0646\u0627\u0645 \u0645\u0644\u06a9 \u0627\u0633\u062a <code>getById<\/code>\u060c \u0645\u0627 \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a \u0628\u0627 <code>id<\/code> \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0631\u0627\u06cc \u067e\u0631\u0633 \u0648 \u062c\u0648 \u062a\u0648\u0633\u0637.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u0646\u0627\u0645 \u062e\u0627\u0635\u06cc\u062a \u0631\u0627 \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u0628\u0627 \u0622\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u06a9\u0646\u06cc\u0645\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u062a\u0627\u0628\u0639\u06cc \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0645\u06cc\u200c\u067e\u0630\u06cc\u0631\u062f \u0648 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0622\u0631\u0627\u06cc\u0647 \u062a\u06a9\u0631\u0627\u0631 \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u06cc\u06a9 \u0634\u06cc \u0628\u0627 \u0622\u0646 \u0645\u0642\u062f\u0627\u0631 \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u0645 \u0648 \u0631\u0648\u06cc \u0645\u0644\u06a9 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647<\/p>\n<p>\u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u06cc\u0646 \u0631\u0627 \u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u0645\u0648\u0627\u0631\u062f \u0632\u06cc\u0631 \u0627\u0645\u062a\u062d\u0627\u0646 \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-built_in\">console<\/span>.log(proxyPeople.getById(<span class=\"hljs-number\">1<\/span>));\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPeople.getByName(<span class=\"hljs-string\">'Ann Clair'<\/span>));\n<span class=\"hljs-built_in\">console<\/span>.log(proxyPeople.getByAge(<span class=\"hljs-number\">35<\/span>));\n<\/code><\/pre>\n<p>\u0634\u06cc \u0634\u062e\u0635 \u0645\u0631\u0628\u0648\u0637\u0647 \u0628\u0631\u0627\u06cc \u0647\u0631 \u062a\u0645\u0627\u0633 \u0628\u0627\u06cc\u062f \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u0648\u062f \u0631\u0648\u06cc \u0631\u0627 console:<\/p>\n<pre><code class=\"hljs\">{ id: 1, name: 'John Doe', age: 21 }\n{ id: 2, name: 'Ann Clair', age: 24 }\n{ id: 3, name: 'Sherlock Holmes', age: 35 }\n<\/code><\/pre>\n<p>\u062f\u0631 \u062e\u0637 \u0627\u0648\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u0645 <code>proxyPeople.getById(1)<\/code>\u060c \u06a9\u0647 \u0633\u067e\u0633 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0628\u0627 \u0639\u0644\u0627\u0645\u062a \u0628\u0627\u0632 \u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f <code>id<\/code> \u0627\u0632 1. \u062f\u0631 \u062e\u0637 \u062f\u0648\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u0645 <code>proxyPeople.getByName('Ann Clair')<\/code>\u060c \u06a9\u0647 \u0634\u062e\u0635 \u0631\u0627 \u0628\u0627 \u0646\u0627\u0645 &#8220;Ann Clair&#8221; \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f \u0648 \u063a\u06cc\u0631\u0647 \u0631\u0648\u06cc.<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062a\u0645\u0631\u06cc\u0646\u06cc \u0628\u0631\u0627\u06cc \u062e\u0648\u0627\u0646\u0646\u062f\u0647\u060c \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0622\u0631\u0627\u06cc\u0647 \u06a9\u062a\u0627\u0628 \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f <code>isbn<\/code>\u060c <code>title<\/code>\u060c \u0648 <code>author<\/code>.  \u0633\u067e\u0633 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u062f\u0647\u0627\u06cc \u0645\u0634\u0627\u0628\u0647 \u0628\u0627\u0644\u0627\u060c \u0628\u0628\u06cc\u0646\u06cc\u062f \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>getByIsbn<\/code>\u060c <code>getByTitle<\/code>\u060c \u0648 <code>getByAuthor<\/code> \u0628\u0631\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0645\u0648\u0627\u0631\u062f \u0627\u0632 \u0644\u06cc\u0633\u062a<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0633\u0627\u062f\u06af\u06cc\u060c \u062f\u0631 \u0627\u06cc\u0646 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u0641\u0631\u0636 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0648\u06cc\u0698\u06af\u06cc \u0641\u0642\u0637 \u06cc\u06a9 \u0634\u06cc \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0634\u062e\u0635 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.  \u0627\u0645\u0627 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u0628\u0631\u062e\u06cc \u0645\u0648\u0642\u0639\u06cc\u062a\u200c\u0647\u0627 \u0627\u06cc\u0646\u0637\u0648\u0631 \u0646\u0628\u0627\u0634\u062f\u060c \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646 \u0645\u062a\u062f \u0631\u0627 \u0648\u06cc\u0631\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0622\u0631\u0627\u06cc\u0647\u200c\u0627\u06cc \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 \u0631\u0627 \u06a9\u0647 \u0628\u0627 \u06a9\u0648\u0626\u0631\u06cc \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u0646\u062f\u060c \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u062f.<\/p>\n<h2 id=\"conclusion\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u062f \u0645\u0646\u0628\u0639 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0645\u0648\u062c\u0648\u062f \u0627\u0633\u062a \u0631\u0648\u06cc <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/github.com\/jkasun\/stackabuse-js-proxies\">GitHub<\/a> \u0645\u062b\u0644 \u0647\u0645\u06cc\u0634\u0647.  \u0627\u06af\u0631 \u062f\u0631 \u0637\u0648\u0644 \u0622\u0645\u0648\u0632\u0634 \u06af\u06cc\u0631 \u06a9\u0631\u062f\u06cc\u062f \u0627\u0632 \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u06a9\u062f \u062e\u0648\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<\/div>\n<p><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-23 22:02:06<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;16350&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u0645\u0639\u0631\u0641\u06cc \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0631 ES6 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062f\u0631 \u0645\u0648\u0631\u062f \u067e\u0631\u0627\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0647 \u0628\u0627 \u0646\u0633\u062e\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a ECMAScript 6 (ES6) \u0645\u0639\u0631\u0641\u06cc \u0634\u062f\u0647 \u0627\u0646\u062f \u0635\u062d\u0628\u062a \u06a9\u0646\u06cc\u0645.  \u0645\u0627 \u0627\u0632 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0646\u062d\u0648 ES6 \u0645\u0648\u062c\u0648\u062f\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0639\u0645\u0644\u06af\u0631 spread \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u06af\u0631 \u062f\u0627\u0646\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0627\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f ES6 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.  \u0686\u06cc...&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 8<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062f\u0631 \u0645\u0648\u0631\u062f \u067e\u0631\u0648\u06a9\u0633\u06cc \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0647 \u0628\u0627 \u0646\u0633\u062e\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0639\u0631\u0641\u06cc \u0634\u062f\u0646\u062f ECMAScript 6 (ES6). \u0645\u0627 \u0627\u0632 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0646\u062d\u0648 ES6 \u0645\u0648\u062c\u0648\u062f\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0639\u0645\u0644\u06af\u0631 spread \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u06af\u0631 \u062f\u0627\u0646\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0627\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f ES6 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f. \u067e\u0631\u0648\u06a9\u0633\u06cc \u0686\u06cc\u0633\u062a\u061f \u067e\u0631\u0627\u06a9\u0633\u06cc 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