{"id":16717,"date":"2024-01-30T16:30:16","date_gmt":"2024-01-30T13:00:16","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/"},"modified":"2024-01-30T16:30:16","modified_gmt":"2024-01-30T13:00:16","slug":"%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/","title":{"rendered":"\u0627\u062c\u062a\u0646\u0627\u0628 \u0627\u0632 Callback Hell \u062f\u0631 Node.js \u0627\u0639\u062a\u0631\u0627\u0641 \u0645\u06cc\u200c\u06a9\u0646\u0645 \u06a9\u0647 \u0645\u0646 \u06cc\u06a9\u06cc \u0627\u0632 \u0627\u0641\u0631\u0627\u062f\u06cc \u0628\u0648\u062f\u0645 \u06a9\u0647 \u062a\u0635\u0645\u06cc\u0645 \u06af\u0631\u0641\u062a\u0645 Node.js \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u0645\u060c \u0635\u0631\u0641\u0627\u064b \u0628\u0647\u200c\u062f\u0644\u06cc\u0644 \u0633\u0631 \u0648 \u0635\u062f\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a \u0648 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0645\u0647 \u062f\u0631\u0628\u0627\u0631\u0647 \u0622\u0646 \u0635\u062d\u0628\u062a \u0645\u06cc\u200c\u06a9\u0631\u062f\u0646\u062f.  \u0645\u0646 \u0641\u06a9\u0631 \u06a9\u0631\u062f\u0645 \u06a9\u0647 \u0627\u06af\u0631 \u0627\u06cc\u0646\u0642\u062f\u0631 \u0632\u0648\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f \u0628\u0627\u06cc\u062f \u0686\u06cc\u0632 \u062e\u0627\u0635\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u0631\u0648\u06cc \u062f\u0631 \u0622\u0646&#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\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%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\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%d9%85%d8%b4%da%a9%d9%84_%d8%ac%d9%87%d9%86%d9%85_%d8%a8%d8%b1%da%af%d8%b4%d8%aa_%d8%a8%d9%87_%d8%aa%d9%85%d8%a7%d8%b3\" >\u0645\u0634\u06a9\u0644: \u062c\u0647\u0646\u0645 \u0628\u0631\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633<\/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\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%d8%ac%d8%a7%db%8c%da%af%d8%b2%db%8c%d9%86%d8%8c_%da%af%d8%b2%db%8c%d9%86%d9%87_%d9%87%d8%a7\" >\u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u060c \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627<\/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\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%d8%a7%d8%b7%d8%b1%d8%a7%d9%81_%d8%a2%d9%86_%d8%b7%d8%b1%d8%a7%d8%ad%db%8c_%da%a9%d9%86%db%8c%d8%af\" >\u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0637\u0631\u0627\u062d\u06cc \u06a9\u0646\u06cc\u062f<\/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\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#asyncjs\" >Async.js<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%d9%88%d8%b9%d8%af%d9%87_%d9%87%d8%a7\" >\u0648\u0639\u062f\u0647 \u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#asyncawait\" >Async\/Await<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%a7%d8%ac%d8%aa%d9%86%d8%a7%d8%a8-%d8%a7%d8%b2-callback-hell-%d8%af%d8%b1-node-js-%d8%a7%d8%b9%d8%aa%d8%b1%d8%a7%d9%81-%d9%85%db%8c%da%a9%d9%86%d9%85-%da%a9%d9%87-%d9%85%d9%86-%db%8c%da%a9\/#%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\"> 7<\/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>\u0627\u0639\u062a\u0631\u0627\u0641 \u0645\u06cc \u06a9\u0646\u0645 \u06a9\u0647 \u0645\u0646 \u06cc\u06a9\u06cc \u0627\u0632 \u0622\u0646 \u0627\u0641\u0631\u0627\u062f\u06cc \u0628\u0648\u062f\u0645 \u06a9\u0647 \u062a\u0635\u0645\u06cc\u0645 \u06af\u0631\u0641\u062a\u0645 Node.js \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u0645\u060c \u0635\u0631\u0641\u0627\u064b \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0647\u0645\u0647\u0645\u0647 \u0647\u0627\u06cc \u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0648 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0645\u0647 \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0635\u062d\u0628\u062a \u0645\u06cc \u06a9\u0631\u062f\u0646\u062f.  \u0645\u0646 \u0641\u06a9\u0631 \u06a9\u0631\u062f\u0645 \u06a9\u0647 \u0627\u06af\u0631 \u0627\u06cc\u0646\u0642\u062f\u0631 \u0632\u0648\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f \u0628\u0627\u06cc\u062f \u0686\u06cc\u0632 \u062e\u0627\u0635\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u0631\u0648\u06cc \u062f\u0631 \u0632\u0646\u062f\u06af\u06cc \u0627\u0634  \u0645\u0646 \u0628\u06cc\u0634\u062a\u0631 \u0627\u0632 \u06cc\u06a9 \u067e\u0633\u200c\u0632\u0645\u06cc\u0646\u0647 C\u060c \u062c\u0627\u0648\u0627 \u0648 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0622\u0645\u062f\u0647\u200c\u0627\u0645\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0633\u0628\u06a9 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0627 \u0647\u0631 \u0686\u06cc\u0632\u06cc \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0628\u0627 \u0622\u0646 \u0631\u0648\u0628\u0631\u0648 \u0634\u062f\u0647 \u0628\u0648\u062f\u0645 \u0628\u0633\u06cc\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a \u0628\u0648\u062f.<\/p>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0627\u062d\u062a\u0645\u0627\u0644\u0627\u064b \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0634\u0645\u0627 \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f\u060c \u062a\u0645\u0627\u0645 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648\u0627\u0642\u0639\u0627\u064b \u062f\u0631 \u0632\u06cc\u0631 \u06cc\u06a9 \u062d\u0644\u0642\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f \u062a\u06a9 \u0631\u0634\u062a\u0647 \u0627\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc \u0635\u0641 \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0645\u06cc \u06a9\u0646\u062f.  \u0627\u06af\u0631 \u0642\u0631\u0627\u0631 \u0628\u0648\u062f \u06cc\u06a9 \u06a9\u0627\u0631 \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f\u060c process \u0645\u0633\u062f\u0648\u062f \u0645\u06cc \u0634\u0648\u062f \u0648 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f \u0633\u0627\u06cc\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0628\u0627\u06cc\u062f \u0645\u0646\u062a\u0638\u0631 \u0628\u0645\u0627\u0646\u0646\u062f \u062a\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0634\u0648\u0646\u062f (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u0631\u0627\u0628\u0637 \u06a9\u0627\u0631\u0628\u0631\u06cc \u0642\u0637\u0639 \u0645\u06cc \u0634\u0648\u062f\u060c \u062f\u0627\u062f\u0647 \u0647\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0646\u0645\u06cc \u0634\u0648\u0646\u062f \u0648 \u063a\u06cc\u0631\u0647).  \u0627\u06cc\u0646 \u062f\u0642\u06cc\u0642\u0627\u064b \u0647\u0645\u0627\u0646 \u0686\u06cc\u0632\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0631 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0631\u0648\u06cc\u062f\u0627\u062f \u0645\u062d\u0648\u0631 \u0627\u0632 \u0622\u0646 \u0627\u062c\u062a\u0646\u0627\u0628 \u06a9\u0646\u06cc\u062f. <a href=\"https:\/\/www.youtube.com\/watch?v=QgwSUtYSUqA\" rel=\"nofollow noopener\" target=\"_blank\">\u0627\u06cc\u0646\u062c\u0627<\/a> \u06cc\u06a9 \u0648\u06cc\u062f\u06cc\u0648\u06cc \u0639\u0627\u0644\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062e\u06cc\u0644\u06cc \u0628\u06cc\u0634\u062a\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f \u062d\u0644\u0642\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0648\u0636\u06cc\u062d \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u062d\u0644 \u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u0645\u0633\u062f\u0648\u062f \u06a9\u0631\u062f\u0646\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u0634\u062f\u062a \u0645\u062a\u06a9\u06cc \u0627\u0633\u062a \u0631\u0648\u06cc callbacks\u060c \u06a9\u0647 \u062a\u0648\u0627\u0628\u0639\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u067e\u0633 \u0627\u0632 \u06cc\u06a9 \u062f\u0648\u0631\u0647 \u0637\u0648\u0644\u0627\u0646\u06cc \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u0646\u062f process (IO\u060c \u062a\u0627\u06cc\u0645\u0631\u060c \u0648 \u063a\u06cc\u0631\u0647) \u0628\u0647 \u067e\u0627\u06cc\u0627\u0646 \u0631\u0633\u06cc\u062f\u0647 \u0627\u0633\u062a\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u062c\u0631\u0627\u06cc \u06a9\u062f \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f \u062a\u0627 \u067e\u0633 \u0627\u0632 \u0627\u0646\u062c\u0627\u0645 \u0648\u0638\u06cc\u0641\u0647 \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a \u0627\u062f\u0627\u0645\u0647 \u06cc\u0627\u0628\u062f.<\/p>\n<pre><code class=\"hljs\">downloadFile(<span class=\"hljs-string\">'example.com\/weather.json'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err, data<\/span>) <\/span>{\n\t<span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Got weather data:'<\/span>, data);\n});\n<\/code><\/pre>\n<h2 id=\"theproblemcallbackhell\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%b4%da%a9%d9%84_%d8%ac%d9%87%d9%86%d9%85_%d8%a8%d8%b1%da%af%d8%b4%d8%aa_%d8%a8%d9%87_%d8%aa%d9%85%d8%a7%d8%b3\"><\/span>\u0645\u0634\u06a9\u0644: \u062c\u0647\u0646\u0645 \u0628\u0631\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0645\u0641\u0647\u0648\u0645 callback \u062f\u0631 \u062a\u0626\u0648\u0631\u06cc \u0639\u0627\u0644\u06cc \u0627\u0633\u062a\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u06a9\u062f\u0647\u0627\u06cc \u0648\u0627\u0642\u0639\u0627 \u06af\u06cc\u062c \u06a9\u0646\u0646\u062f\u0647 \u0648 \u062e\u0648\u0627\u0646\u0627 \u0634\u0648\u062f.  \u0641\u0642\u0637 \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0639\u062f \u0627\u0632 \u062a\u0645\u0627\u0633 \u0645\u062c\u062f\u062f \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0628\u0631\u0642\u0631\u0627\u0631\u06cc \u062a\u0645\u0627\u0633 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\">getData(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">a<\/span>)<\/span>{\n    getMoreData(a, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">b<\/span>)<\/span>{\n        getMoreData(b, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">c<\/span>)<\/span>{ \n            getMoreData(c, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">d<\/span>)<\/span>{ \n\t            getMoreData(d, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">e<\/span>)<\/span>{ \n\t\t            ...\n\t\t        });\n\t        });\n        });\n    });\n});\n<\/code><\/pre>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c \u0627\u06cc\u0646 \u0648\u0627\u0642\u0639\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0627\u0632 \u06a9\u0646\u062a\u0631\u0644 \u062e\u0627\u0631\u062c \u0634\u0648\u062f.  \u0645\u0642\u062f\u0627\u0631\u06cc \u0631\u0627 \u0628\u0631\u06cc\u0632\u06cc\u062f <code>if<\/code> \u0628\u06cc\u0627\u0646\u06cc\u0647\u060c <code>for<\/code> \u062d\u0644\u0642\u0647\u200c\u0647\u0627\u060c \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc\u200c\u0647\u0627\u06cc \u062a\u0627\u0628\u0639 \u06cc\u0627 \u06a9\u0627\u0645\u0646\u062a\u200c\u0647\u0627 \u0648 \u06a9\u062f\u0647\u0627\u06cc\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0627\u0634\u062a \u06a9\u0647 \u062e\u0648\u0627\u0646\u0627 \u0646\u06cc\u0633\u062a\u0646\u062f.  \u0645\u0628\u062a\u062f\u06cc\u0627\u0646 \u0628\u0647 \u0648\u06cc\u0698\u0647 \u0642\u0631\u0628\u0627\u0646\u06cc \u0627\u06cc\u0646 \u0645\u06cc \u0634\u0648\u0646\u062f \u0648 \u0646\u0645\u06cc \u062f\u0627\u0646\u0646\u062f \u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0627\u06cc\u0646 &#8220;\u0647\u0631\u0645 \u0639\u0630\u0627\u0628&#8221; \u0627\u062c\u062a\u0646\u0627\u0628 \u06a9\u0646\u0646\u062f.<\/p>\n<h2 id=\"alternatives\"><span class=\"ez-toc-section\" id=\"%d8%ac%d8%a7%db%8c%da%af%d8%b2%db%8c%d9%86%d8%8c_%da%af%d8%b2%db%8c%d9%86%d9%87_%d9%87%d8%a7\"><\/span>\u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u060c \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"designaroundit\"><span class=\"ez-toc-section\" id=\"%d8%a7%d8%b7%d8%b1%d8%a7%d9%81_%d8%a2%d9%86_%d8%b7%d8%b1%d8%a7%d8%ad%db%8c_%da%a9%d9%86%db%8c%d8%af\"><\/span>\u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0637\u0631\u0627\u062d\u06cc \u06a9\u0646\u06cc\u062f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u0627\u0646 \u062a\u0646\u0647\u0627 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0627\u06cc\u0646 (\u0637\u0631\u0627\u062d\u06cc \u0636\u0639\u06cc\u0641) \u062f\u0631 \u062c\u0647\u0646\u0645 \u0628\u0627\u0632\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633 \u06af\u0631\u0641\u062a\u0627\u0631 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0622\u0646\u0647\u0627 \u0648\u0627\u0642\u0639\u0627\u064b \u0627\u0632 \u0642\u0628\u0644 \u0628\u0647 \u0633\u0627\u062e\u062a\u0627\u0631 \u06a9\u062f \u062e\u0648\u062f \u0641\u06a9\u0631 \u0646\u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062e\u06cc\u0644\u06cc \u062f\u06cc\u0631 \u0646\u0634\u062f\u0647 \u0627\u0633\u062a \u0645\u062a\u0648\u062c\u0647 \u0646\u0645\u06cc \u0634\u0648\u0646\u062f \u06a9\u0647 \u06a9\u062f \u0622\u0646\u0647\u0627 \u0686\u0642\u062f\u0631 \u0628\u062f \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0645\u0627\u0646\u0646\u062f \u0647\u0631 \u06a9\u062f \u062f\u06cc\u06af\u0631\u06cc \u06a9\u0647 \u0645\u06cc \u0646\u0648\u06cc\u0633\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u0645\u062a\u0648\u0642\u0641 \u0634\u0648\u06cc\u062f \u0648 \u0628\u0647 \u0627\u06cc\u0646 \u0641\u06a9\u0631 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0646\u062c\u0627\u0645 \u062f\u0627\u062f \u062a\u0627 \u0642\u0628\u0644 \u06cc\u0627 \u062f\u0631 \u062d\u06cc\u0646 \u0646\u0648\u0634\u062a\u0646 \u0622\u0646 \u0633\u0627\u062f\u0647 \u062a\u0631 \u0648 \u062e\u0648\u0627\u0646\u0627\u062a\u0631 \u0634\u0648\u062f.  \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0686\u0646\u062f \u0646\u06a9\u062a\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0622\u0646\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <strong>\u0627\u062c\u062a\u0646\u0627\u0628 \u0627\u0632 \u062c\u0647\u0646\u0645 \u0628\u0631\u06af\u0634\u062a \u062a\u0645\u0627\u0633<\/strong> (\u06cc\u0627 \u062d\u062f\u0627\u0642\u0644 \u0622\u0646 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f).<\/p>\n<h4 id=\"usemodules\">\u0627\u0632 \u0645\u0627\u0698\u0648\u0644 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f<\/h4>\n<p>\u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u062f\u0631 \u0647\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc\u060c \u06cc\u06a9\u06cc \u0627\u0632 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u0647\u0627 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0647\u0634 \u067e\u06cc\u0686\u06cc\u062f\u06af\u06cc\u060c \u0645\u0627\u0698\u0648\u0644\u0627\u0631 \u06a9\u0631\u062f\u0646 \u0627\u0633\u062a.  \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0641\u0627\u0648\u062a\u06cc \u0646\u062f\u0627\u0631\u062f.  \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u0646\u0648\u0634\u062a\u0646 \u06a9\u062f \u0647\u0633\u062a\u06cc\u062f\u060c \u06a9\u0645\u06cc \u0648\u0642\u062a \u0628\u06af\u0630\u0627\u0631\u06cc\u062f \u062a\u0627 \u0628\u0647 \u0639\u0642\u0628 \u0628\u0631\u06af\u0631\u062f\u06cc\u062f \u0648 \u0628\u0641\u0647\u0645\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0627\u0644\u06af\u0648\u06cc \u0645\u0634\u062a\u0631\u06a9\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0627\u063a\u0644\u0628 \u0628\u0627 \u0622\u0646 \u0645\u0648\u0627\u062c\u0647 \u0645\u06cc \u0634\u0648\u06cc\u062f.<\/p>\n<p>\u0622\u06cc\u0627 \u06cc\u06a9 \u06a9\u062f \u0631\u0627 \u0686\u0646\u062f\u06cc\u0646 \u0628\u0627\u0631 \u062f\u0631 \u0645\u06a9\u0627\u0646 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u06cc \u0646\u0648\u06cc\u0633\u06cc\u062f\u061f  \u0622\u06cc\u0627 \u0642\u0633\u0645\u062a \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u06a9\u062f \u0634\u0645\u0627 \u0627\u0632 \u06cc\u06a9 \u0645\u0648\u0636\u0648\u0639 \u0645\u0634\u062a\u0631\u06a9 \u067e\u06cc\u0631\u0648\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f\u061f  \u0627\u06af\u0631 \u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u060c \u0641\u0631\u0635\u062a\u06cc \u062f\u0627\u0631\u06cc\u062f \u06a9\u0647 \u0647\u0645\u0647 \u0686\u06cc\u0632 \u0631\u0627 \u062a\u0645\u06cc\u0632 \u06a9\u0646\u06cc\u062f \u0648 \u06a9\u062f \u0631\u0627 \u0627\u0646\u062a\u0632\u0627\u0639 \u06a9\u0646\u06cc\u062f \u0648 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u0647\u0632\u0627\u0631\u0627\u0646 \u0645\u0627\u0698\u0648\u0644 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0631\u0627\u06cc \u0645\u0631\u062c\u0639 \u0628\u0647 \u0622\u0646\u0647\u0627 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u062f\u060c \u0627\u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0686\u0646\u062f \u0645\u0648\u0631\u062f \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0627\u06cc\u062f \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f.  \u0622\u0646\u0647\u0627 \u0648\u0638\u0627\u06cc\u0641 \u0631\u0627\u06cc\u062c\u060c \u0627\u0645\u0627 \u0628\u0633\u06cc\u0627\u0631 \u062e\u0627\u0635 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u0646\u062f \u06a9\u0647 \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u06a9\u062f \u0634\u0645\u0627 \u0631\u0627 \u0628\u0647 \u0647\u0645 \u0631\u06cc\u062e\u062a\u0647 \u0648 \u062e\u0648\u0627\u0646\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc \u062f\u0647\u062f: <a href=\"https:\/\/github.com\/blakeembrey\/pluralize\" rel=\"nofollow noopener\" target=\"_blank\">\u0645\u062a\u06a9\u062b\u0631 \u06a9\u0631\u062f\u0646<\/a>\u060c <a href=\"https:\/\/www.npmjs.com\/package\/csv\" rel=\"nofollow noopener\" target=\"_blank\">csv<\/a>\u060c <a href=\"https:\/\/www.npmjs.com\/package\/qs\" rel=\"nofollow noopener\" target=\"_blank\">qs<\/a>\u060c <a href=\"https:\/\/www.npmjs.com\/package\/clone\" rel=\"nofollow noopener\" target=\"_blank\">\u0634\u0628\u06cc\u0647<\/a>.<\/p>\n<h4 id=\"giveyourfunctionsnames\">\u0646\u0627\u0645 \u062a\u0648\u0627\u0628\u0639 \u062e\u0648\u062f \u0631\u0627 \u0628\u062f\u0647\u06cc\u062f<\/h4>\n<p>\u0647\u0646\u06af\u0627\u0645 \u062e\u0648\u0627\u0646\u062f\u0646 \u06a9\u062f (\u0645\u062e\u0635\u0648\u0635\u0627\u064b \u06a9\u062f\u0647\u0627\u06cc \u0646\u0627\u0645\u0631\u062a\u0628 \u0648 \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u0646\u0634\u062f\u0647)\u060c \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646 \u0645\u0633\u06cc\u0631 \u062c\u0631\u06cc\u0627\u0646 \u0645\u0646\u0637\u0642\u06cc \u06cc\u0627 \u062d\u062a\u06cc \u0646\u062d\u0648 \u0631\u0627 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u060c \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0641\u0636\u0627\u0647\u0627\u06cc \u06a9\u0648\u0686\u06a9 \u0628\u0627 \u062a\u0639\u062f\u0627\u062f \u0632\u06cc\u0627\u062f\u06cc \u062a\u0645\u0627\u0633 \u062a\u0648 \u062f\u0631 \u062a\u0648 \u067e\u0631 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u0647\u200c\u0647\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u0628\u0627\u0631\u0632\u0647 \u0628\u0627 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639\u060c \u0646\u0627\u0645\u200c\u06af\u0630\u0627\u0631\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u062e\u0648\u062f \u0627\u0633\u062a\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062a\u0646\u0647\u0627 \u06a9\u0627\u0631\u06cc \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0646\u0627\u0645 \u0622\u0646 \u0646\u06af\u0627\u0647\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u062f \u0648 \u0627\u06cc\u062f\u0647 \u0628\u0647\u062a\u0631\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0627\u0634\u062a.  \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0647 \u0686\u0634\u0645\u0627\u0646 \u0634\u0645\u0627 \u06cc\u06a9 \u0646\u0642\u0637\u0647 \u0645\u0631\u062c\u0639 \u062f\u0633\u062a\u0648\u0631\u06cc \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p>\u06a9\u062f \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\nfs.readFile(myFile, <span class=\"hljs-string\">'utf8'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err, txt<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n\n    txt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n    fs.writeFile(myFile, txt, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err<\/span>) <\/span>{\n        <span class=\"hljs-keyword\">if<\/span>(err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n    });\n});\n<\/code><\/pre>\n<p>\u0646\u06af\u0627\u0647 \u06a9\u0631\u062f\u0646 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0686\u0646\u062f \u062b\u0627\u0646\u06cc\u0647 \u0637\u0648\u0644 \u0628\u06a9\u0634\u062f \u062a\u0627 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u062f \u06a9\u0647 \u0647\u0631 \u062a\u0645\u0627\u0633 \u0628\u0631\u06af\u0634\u062a\u06cc \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0627\u0632 \u06a9\u062c\u0627 \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u0641\u0632\u0648\u062f\u0646 \u06a9\u0645\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0627\u0636\u0627\u0641\u06cc (\u0646\u0627\u0645\u200c\u0647\u0627) \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062a\u0641\u0627\u0648\u062a \u0628\u0632\u0631\u06af\u06cc \u062f\u0631 \u062e\u0648\u0627\u0646\u0627\u06cc\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u062f\u060c \u0628\u0647\u200c\u0648\u06cc\u0698\u0647 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062f\u0631 \u0686\u0646\u062f\u06cc\u0646 \u0633\u0637\u062d \u0639\u0645\u06cc\u0642 \u062f\u0631 \u062a\u0645\u0627\u0633\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0647\u0633\u062a\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\nfs.readFile(myFile, <span class=\"hljs-string\">'utf8'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">appendText<\/span>(<span class=\"hljs-params\">err, txt<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n\n    txt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n    fs.writeFile(myFile, txt, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">notifyUser<\/span>(<span class=\"hljs-params\">err<\/span>) <\/span>{\n        <span class=\"hljs-keyword\">if<\/span>(err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n    });\n});\n<\/code><\/pre>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u0641\u0642\u0637 \u06cc\u06a9 \u0646\u06af\u0627\u0647 \u0633\u0631\u06cc\u0639 \u0628\u0647 \u0634\u0645\u0627 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u062a\u0627\u0628\u0639 \u0627\u0648\u0644 \u0645\u0642\u062f\u0627\u0631\u06cc \u0645\u062a\u0646 \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc \u06a9\u0646\u062f \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062a\u0627\u0628\u0639 \u062f\u0648\u0645 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0627\u0632 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0637\u0644\u0639 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h4 id=\"declareyourfunctionsbeforehand\">\u0639\u0645\u0644\u06a9\u0631\u062f \u062e\u0648\u062f \u0631\u0627 \u0627\u0632 \u0642\u0628\u0644 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0646\u06cc\u062f<\/h4>\n<p>\u06cc\u06a9\u06cc \u0627\u0632 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0627\u0647\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0647\u0634 \u0634\u0644\u0648\u063a\u06cc \u06a9\u062f\u060c \u062d\u0641\u0638 \u062a\u0641\u06a9\u06cc\u06a9 \u0628\u0647\u062a\u0631 \u06a9\u062f \u0627\u0633\u062a.  \u0627\u06af\u0631 \u06cc\u06a9 \u062a\u0627\u0628\u0639 callback \u0631\u0627 \u0627\u0632 \u0642\u0628\u0644 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u0639\u062f\u0627\u064b \u0622\u0646 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0627\u0632 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u0639\u0645\u06cc\u0642 \u062a\u0648 \u062f\u0631 \u062a\u0648 \u06a9\u0647 \u06a9\u0627\u0631 \u06a9\u0631\u062f\u0646 \u0628\u0627 \u0622\u0646 \u0631\u0627 \u0628\u0633\u06cc\u0627\u0631 \u062f\u0634\u0648\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0627\u062c\u062a\u0646\u0627\u0628 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f.<\/p>\n<p>\u067e\u0633 \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0627\u06cc\u0646 &#8230;<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\nfs.readFile(myFile, <span class=\"hljs-string\">'utf8'<\/span>, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err, txt<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n\n    txt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n    fs.writeFile(myFile, txt, <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err<\/span>) <\/span>{\n        <span class=\"hljs-keyword\">if<\/span>(err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n    });\n});\n<\/code><\/pre>\n<p>&#8230;\u0628\u0647 \u0627\u06cc\u0646:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">notifyUser<\/span>(<span class=\"hljs-params\">err<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span>(err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n};\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">appendText<\/span>(<span class=\"hljs-params\">err, txt<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n\n    txt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n    fs.writeFile(myFile, txt, notifyUser);\n}\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\nfs.readFile(myFile, <span class=\"hljs-string\">'utf8'<\/span>, appendText);\n<\/code><\/pre>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u06cc\u06a9 \u0631\u0627\u0647 \u0639\u0627\u0644\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u06a9\u0627\u0647\u0634 \u0645\u0634\u06a9\u0644 \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0645\u0634\u06a9\u0644 \u0631\u0627 \u062d\u0644 \u0646\u0645\u06cc \u06a9\u0646\u062f.  \u0647\u0646\u06af\u0627\u0645 \u062e\u0648\u0627\u0646\u062f\u0646 \u06a9\u062f\u0647\u0627\u06cc \u0646\u0648\u0634\u062a\u0647 \u0634\u062f\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0631\u0648\u0634\u060c \u0627\u06af\u0631 \u062f\u0642\u06cc\u0642\u0627\u064b \u0628\u0647 \u062e\u0627\u0637\u0631 \u0646\u0645\u06cc \u0622\u0648\u0631\u06cc\u062f \u06a9\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f\u060c \u0628\u0627\u06cc\u062f \u0628\u0647 \u0639\u0642\u0628 \u0628\u0631\u06af\u0631\u062f\u06cc\u062f \u0648 \u0628\u0647 \u0647\u0631 \u06cc\u06a9 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u062c\u0631\u06cc\u0627\u0646 \u0645\u0646\u0637\u0642\u06cc \u0631\u0627 \u062f\u0648\u0628\u0627\u0631\u0647 \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f\u060c \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0632\u0645\u0627\u0646 \u0628\u0628\u0631\u062f.<\/p>\n<h3 id=\"asyncjs\"><span class=\"ez-toc-section\" id=\"asyncjs\"><\/span>Async.js<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062e\u0648\u0634\u0628\u062e\u062a\u0627\u0646\u0647\u060c \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627 \u062f\u0648\u0633\u062a \u062f\u0627\u0631\u0646\u062f <a href=\"https:\/\/github.com\/caolan\/async\" rel=\"nofollow noopener\" target=\"_blank\">Async.js<\/a> \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u062a\u0627 \u0633\u0639\u06cc \u06a9\u0646\u062f \u0645\u0634\u06a9\u0644 \u0631\u0627 \u0645\u0647\u0627\u0631 \u06a9\u0646\u062f.  Async \u0644\u0627\u06cc\u0647 \u0646\u0627\u0632\u06a9\u06cc \u0627\u0632 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627 \u0631\u0627 \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u062f\u0631 \u0628\u0627\u0644\u0627\u06cc \u06a9\u062f \u0634\u0645\u0627 \u0642\u0631\u0627\u0631 \u062f\u0627\u0631\u062f\u060c \u0627\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u067e\u06cc\u0686\u06cc\u062f\u06af\u06cc \u0622\u0646 \u0631\u0627 \u0628\u0627 \u0627\u062c\u062a\u0646\u0627\u0628 \u0627\u0632 \u062a\u0648\u062f\u0631\u062a\u0648\u06cc \u0628\u0631\u06af\u0634\u062a\u06cc \u06a9\u0627\u0647\u0634 \u062f\u0647\u062f.<\/p>\n<p>\u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u06a9\u0645\u06a9\u06cc \u0632\u06cc\u0627\u062f\u06cc \u062f\u0631 Async \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u062f\u0631 \u0645\u0648\u0642\u0639\u06cc\u062a\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u0627\u0646\u0646\u062f <a href=\"https:\/\/github.com\/caolan\/async#seriestasks-callback\" rel=\"nofollow noopener\" target=\"_blank\">\u0633\u0644\u0633\u0644\u0647<\/a>\u060c <a href=\"https:\/\/github.com\/caolan\/async#parallel\" rel=\"nofollow noopener\" target=\"_blank\">\u0645\u0648\u0627\u0632\u06cc<\/a>\u060c <a href=\"https:\/\/github.com\/caolan\/async#waterfall\" rel=\"nofollow noopener\" target=\"_blank\">\u0622\u0628\u0634\u0627\u0631<\/a>\u0648 \u063a\u06cc\u0631\u0647. \u0647\u0631 \u062a\u0627\u0628\u0639 \u06cc\u06a9 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0627\u0635 \u062f\u0627\u0631\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u06a9\u0645\u06cc \u0648\u0642\u062a \u0628\u06af\u0630\u0627\u0631\u06cc\u062f \u062a\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u062f\u0627\u0645 \u06cc\u06a9 \u062f\u0631 \u0686\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u0647\u0627\u06cc\u06cc \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 Async \u062e\u0648\u0628 \u0627\u0633\u062a\u060c \u0645\u0627\u0646\u0646\u062f \u0647\u0631 \u0686\u06cc\u0632\u06cc\u060c \u06a9\u0627\u0645\u0644 \u0646\u06cc\u0633\u062a.  \u0628\u0627 \u062a\u0631\u06a9\u06cc\u0628 \u0633\u0631\u06cc\u0627\u0644\u060c \u0645\u0648\u0627\u0632\u06cc\u060c \u0628\u0631\u0627\u06cc \u0647\u0645\u06cc\u0634\u0647 \u0648 \u063a\u06cc\u0631\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0622\u0633\u0627\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0628\u0647 \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0627 \u06a9\u062f\u0647\u0627\u06cc \u0646\u0627\u0645\u0631\u062a\u0628 \u0634\u0631\u0648\u0639 \u06a9\u0631\u062f\u0647 \u0628\u0648\u062f\u06cc\u062f \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u06cc\u062f.  \u0645\u0631\u0627\u0642\u0628 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0632\u0648\u062f\u0631\u0633 \u0627\u0646\u062c\u0627\u0645 \u0646\u062f\u0647\u06cc\u062f.  \u0641\u0642\u0637 \u0628\u0647 \u0627\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u06a9\u0647 \u0686\u0646\u062f \u06a9\u0627\u0631 \u063a\u06cc\u0631 \u0647\u0645\u06af\u0627\u0645 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u0648\u0627\u0632\u06cc \u0627\u062c\u0631\u0627 \u0634\u0648\u0646\u062f\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u0646\u06cc\u0633\u062a \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u0634\u0648\u0646\u062f.  \u062f\u0631 \u0648\u0627\u0642\u0639\u060c \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 Node \u0641\u0642\u0637 \u062a\u06a9 \u0631\u0634\u062a\u0647 \u0627\u06cc \u0627\u0633\u062a\u060c \u0648\u0638\u0627\u06cc\u0641 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u0648\u0627\u0632\u06cc \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Async \u0627\u0641\u0632\u0627\u06cc\u0634 \u0639\u0645\u0644\u06a9\u0631\u062f \u06a9\u0645\u06cc \u062f\u0627\u0631\u062f.<\/p>\n<p>\u06a9\u062f \u0628\u0627\u0644\u0627 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0628\u0634\u0627\u0631 Async \u0633\u0627\u062f\u0647 \u06a9\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n<span class=\"hljs-keyword\">var<\/span> <span class=\"hljs-keyword\">async<\/span> = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'async'<\/span>);\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\n\n<span class=\"hljs-keyword\">async<\/span>.waterfall((\n    <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">callback<\/span>) <\/span>{\n        fs.readFile(myFile, <span class=\"hljs-string\">'utf8'<\/span>, callback);\n    },\n    <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">txt, callback<\/span>) <\/span>{\n        txt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n        fs.writeFile(myFile, txt, callback);\n    }\n), <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">err, result<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span>(err) <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">console<\/span>.log(err);\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n});\n<\/code><\/pre>\n<h3 id=\"promises\"><span class=\"ez-toc-section\" id=\"%d9%88%d8%b9%d8%af%d9%87_%d9%87%d8%a7\"><\/span>\u0648\u0639\u062f\u0647 \u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06af\u0631\u0686\u0647 \u062f\u0631\u06a9 Promises \u06a9\u0645\u06cc \u0637\u0648\u0644 \u0645\u06cc \u06a9\u0634\u062f\u060c \u0628\u0647 \u0646\u0638\u0631 \u0645\u0646 \u0622\u0646\u0647\u0627 \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0647\u0645 \u062a\u0631\u06cc\u0646 \u0645\u0641\u0627\u0647\u06cc\u0645\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u06cc\u062f.  \u062f\u0631 \u0637\u0648\u0644 \u062a\u0648\u0633\u0639\u0647 \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0646 <a href=\"https:\/\/polymetrics.io\" target=\"_blank\" rel=\"noopener\">\u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc SaaS<\/a>\u060c \u0645\u0646 \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Promises \u06a9\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u06a9\u062f \u0631\u0627 \u0628\u0627\u0632\u0646\u0648\u06cc\u0633\u06cc \u06a9\u0631\u062f\u0645.  \u0646\u0647 \u062a\u0646\u0647\u0627 \u062a\u0639\u062f\u0627\u062f \u062e\u0637\u0648\u0637 \u06a9\u062f \u0631\u0627 \u0628\u0647 \u0634\u062f\u062a \u06a9\u0627\u0647\u0634 \u062f\u0627\u062f\u060c \u0628\u0644\u06a9\u0647 \u067e\u06cc\u06af\u06cc\u0631\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0645\u0646\u0637\u0642\u06cc \u06a9\u062f \u0631\u0627 \u0628\u0633\u06cc\u0627\u0631 \u0622\u0633\u0627\u0646\u200c\u062a\u0631 \u06a9\u0631\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0631\u06cc\u0639 \u0648 \u0628\u0633\u06cc\u0627\u0631 \u0645\u062d\u0628\u0648\u0628 Promise \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. <a href=\"https:\/\/github.com\/petkaantonov\/bluebird\" rel=\"nofollow noopener\" target=\"_blank\">\u067e\u0631\u0646\u062f\u0647 \u0627\u0628\u06cc<\/a>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> <span class=\"hljs-built_in\">Promise<\/span> = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'bluebird'<\/span>);\n<span class=\"hljs-keyword\">var<\/span> fs = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'fs'<\/span>);\n<span class=\"hljs-built_in\">Promise<\/span>.promisifyAll(fs);\n\n<span class=\"hljs-keyword\">var<\/span> myFile = <span class=\"hljs-string\">'\/tmp\/test'<\/span>;\nfs.readFileAsync(myFile, <span class=\"hljs-string\">'utf8'<\/span>).then(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">txt<\/span>) <\/span>{\n\ttxt = txt + <span class=\"hljs-string\">'\\nAppended something!'<\/span>;\n\tfs.writeFile(myFile, txt);\n}).then(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n\t<span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'Appended text!'<\/span>);\n}).catch(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">err<\/span>) <\/span>{\n\t<span class=\"hljs-built_in\">console<\/span>.log(err);\n});\n<\/code><\/pre>\n<p>\u062a\u0648\u062c\u0647 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0627\u06cc\u0646 \u0631\u0627\u0647 \u062d\u0644 \u0646\u0647 \u062a\u0646\u0647\u0627 \u06a9\u0648\u062a\u0627\u0647 \u062a\u0631 \u0627\u0632 \u0631\u0627\u0647 \u062d\u0644 \u0647\u0627\u06cc \u0642\u0628\u0644\u06cc \u0627\u0633\u062a\u060c \u0628\u0644\u06a9\u0647 \u062e\u0648\u0627\u0646\u062f\u0646 \u0622\u0646 \u0646\u06cc\u0632 \u0622\u0633\u0627\u0646 \u062a\u0631 \u0627\u0633\u062a (\u0627\u06af\u0631\u0686\u0647\u060c \u0645\u0633\u0644\u0645\u0627\u064b\u060c \u06a9\u062f\u0647\u0627\u06cc Promise-style \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u06cc \u0628\u0647 \u0622\u0646 \u0639\u0627\u062f\u062a \u06a9\u0646\u0646\u062f).  \u0628\u0631\u0627\u06cc \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u0648 \u062f\u0631\u06a9 \u0648\u0639\u062f\u0647 \u0647\u0627 \u0648\u0642\u062a \u0628\u06af\u0630\u0627\u0631\u06cc\u062f\u060c \u0627\u0631\u0632\u0634 \u0648\u0642\u062a \u06af\u0630\u0627\u0634\u062a\u0646 \u0631\u0627 \u062f\u0627\u0631\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c Promises \u0642\u0637\u0639\u0627 \u0631\u0627\u0647 \u062d\u0644\u06cc \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u0645\u0634\u06a9\u0644\u0627\u062a \u0645\u0627 \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0646\u06cc\u0633\u062a\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062a\u0635\u0648\u0631 \u0646\u06a9\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u0647\u0627 \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 \u0633\u0631\u06cc\u0639\u060c \u062a\u0645\u06cc\u0632 \u0648 \u0628\u062f\u0648\u0646 \u0627\u0634\u06a9\u0627\u0644 \u062e\u0648\u0627\u0647\u06cc\u062f \u062f\u0627\u0634\u062a.  \u0646\u06a9\u062a\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0628\u062f\u0627\u0646\u06cc\u062f \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u0646\u062f \u0628\u0648\u062f.<\/p>\n<p>\u0686\u0646\u062f \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 Promise \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0647\u0633\u062a\u0646\u062f <a href=\"https:\/\/github.com\/kriskowal\/q\" rel=\"nofollow noopener\" target=\"_blank\">\u0633<\/a>\u060c <a href=\"https:\/\/github.com\/petkaantonov\/bluebird\" rel=\"nofollow noopener\" target=\"_blank\">\u067e\u0631\u0646\u062f\u0647 \u0627\u0628\u06cc<\/a>\u060c \u06cc\u0627 <a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/JavaScript\/Reference\/Global_Objects\/Promise\" rel=\"nofollow noopener\" target=\"_blank\">\u0648\u0639\u062f\u0647 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc<\/a> \u0627\u06af\u0631 \u0627\u0632 ES6 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h3 id=\"asyncawait\"><span class=\"ez-toc-section\" id=\"asyncawait\"><\/span>Async\/Await<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><em>\u062a\u0648\u062c\u0647: \u0627\u06cc\u0646 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc ES7 \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u062f\u0631 Node \u06cc\u0627 io.js \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0645\u06cc\u200c\u0634\u0648\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646 \u0631\u0627 \u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u0628\u0627 \u062a\u0631\u0627\u0646\u0633\u067e\u0627\u06cc\u0644\u0631\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/babeljs.io\">\u0628\u0627\u0628\u0644<\/a>.<\/em><\/p>\n<p>\u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u06af\u0632\u06cc\u0646\u0647\u200c\u0647\u0627\u06cc \u067e\u0627\u06a9 \u06a9\u0631\u062f\u0646 \u06a9\u062f \u0634\u0645\u0627\u060c \u06a9\u0647 \u0628\u0647 \u0632\u0648\u062f\u06cc \u0645\u0648\u0631\u062f \u0639\u0644\u0627\u0642\u0647 \u0645\u0646 \u0627\u0633\u062a (\u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06af\u0633\u062a\u0631\u062f\u0647\u200c\u062a\u0631\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f)\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>async<\/code> \u06a9\u0627\u0631\u06a9\u0631\u062f.  \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u062f\u06cc \u0628\u0646\u0648\u06cc\u0633\u06cc\u062f \u06a9\u0647 \u0628\u06cc\u0634\u062a\u0631 \u0634\u0628\u06cc\u0647 \u06a9\u062f\u0647\u0627\u06cc \u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0647\u0645\u0686\u0646\u0627\u0646 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0633\u062a.<\/p>\n<p>\u06cc\u06a9 \u0645\u062b\u0627\u0644:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">async<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">getUser<\/span>(<span class=\"hljs-params\">id<\/span>) <\/span>{\n    <span class=\"hljs-keyword\">if<\/span> (id) {\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-keyword\">await<\/span> db.user.byId(id);\n    } <span class=\"hljs-keyword\">else<\/span> {\n        <span class=\"hljs-keyword\">throw<\/span> <span class=\"hljs-string\">'Invalid ID!'<\/span>;\n    }\n}\n\n<span class=\"hljs-keyword\">try<\/span> {\n\t<span class=\"hljs-keyword\">let<\/span> user = <span class=\"hljs-keyword\">await<\/span> getUser(<span class=\"hljs-number\">123<\/span>);\n} <span class=\"hljs-keyword\">catch<\/span>(err) {\n\t<span class=\"hljs-built_in\">console<\/span>.error(err);\n}\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 <code>db.user.byId(id)<\/code> \u062a\u0645\u0627\u0633 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u062f a <code>Promise<\/code>\u060c \u06a9\u0647 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0627\u06cc\u062f \u0628\u0627 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <code>.then()<\/code>\u060c \u0627\u0645\u0627 \u0628\u0627 <code>await<\/code> \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u0642\u062f\u0627\u0631 \u062d\u0644 \u0634\u062f\u0647 \u0631\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u0645.<\/p>\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062a\u0627\u0628\u0639 \u062d\u0627\u0648\u06cc <code>await<\/code> \u062a\u0645\u0627\u0633 \u0628\u0627 \u067e\u06cc\u0634 \u0634\u0645\u0627\u0631\u0647 \u0627\u0633\u062a <code>async<\/code>\u060c \u06a9\u0647 \u0628\u0647 \u0645\u0627 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u062d\u0627\u0648\u06cc \u06a9\u062f \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0633\u062a \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627\u06cc\u062f \u0628\u0627 \u0622\u0646 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u0648\u062f <code>await<\/code>.<\/p>\n<p>\u0645\u0632\u06cc\u062a \u0628\u0632\u0631\u06af \u062f\u06cc\u06af\u0631 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u06a9\u0646\u0648\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <code>try\/catch<\/code>\u060c <code>for<\/code>\u060c \u0648 <code>while<\/code> \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0645\u0627\u060c \u06a9\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0628\u0635\u0631\u06cc \u062a\u0631 \u0627\u0632 \u0632\u0646\u062c\u06cc\u0631 \u06a9\u0631\u062f\u0646 \u0648\u0639\u062f\u0647 \u0647\u0627 \u0628\u0627 \u0647\u0645 \u0627\u0633\u062a.<\/p>\n<p>\u062c\u062f\u0627 \u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0631\u0627\u0646\u0633\u067e\u0627\u06cc\u0644\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f \u0628\u0627\u0628\u0644 \u0648 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/github.com\/google\/traceur-compiler\">\u0631\u062f\u06cc\u0627\u0628<\/a>\u060c \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u0631\u0627 \u062f\u0631 Node \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <a href=\"https:\/\/www.npmjs.com\/package\/asyncawait\" target=\"_blank\" rel=\"noopener\">\u063a\u06cc\u0631\u0642\u0627\u0628\u0644 \u0627\u0646\u062a\u0638\u0627\u0631<\/a> \u0628\u0633\u062a\u0647 \u0628\u0646\u062f\u06cc<\/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>\u0627\u0632 \u0686\u0646\u06cc\u0646 \u0645\u0634\u06a9\u0644\u0627\u062a \u0631\u0627\u06cc\u062c\u06cc \u0627\u062c\u062a\u0646\u0627\u0628 \u06a9\u0646\u06cc\u062f \u0632\u06cc\u0631\u0627 \u062c\u0647\u0646\u0645 \u0628\u0627\u0632\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633 \u0622\u0633\u0627\u0646 \u0646\u06cc\u0633\u062a\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u0646\u062a\u0638\u0627\u0631 \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0641\u0648\u0631\u0627\u064b \u0628\u0647 \u0646\u0627\u0627\u0645\u06cc\u062f\u06cc \u062e\u0648\u062f \u067e\u0627\u06cc\u0627\u0646 \u062f\u0647\u06cc\u062f.  \u0647\u0645\u0647 \u0645\u0627 \u06af\u0631\u0641\u062a\u0627\u0631 \u0622\u0646 \u0645\u06cc \u0634\u0648\u06cc\u0645.  \u0641\u0642\u0637 \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0633\u0631\u0639\u062a \u062e\u0648\u062f \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u06cc\u062f \u0648 \u06a9\u0645\u06cc \u0632\u0645\u0627\u0646 \u0628\u06af\u0630\u0627\u0631\u06cc\u062f \u062a\u0627 \u0628\u0647 \u0633\u0627\u062e\u062a\u0627\u0631 \u06a9\u062f \u062e\u0648\u062f \u0641\u06a9\u0631 \u06a9\u0646\u06cc\u062f.  \u0645\u062b\u0644 \u0647\u0631 \u0686\u06cc\u0632 \u062f\u06cc\u06af\u0631\u06cc\u060c \u062a\u0645\u0631\u06cc\u0646 \u0628\u0627\u0639\u062b \u06a9\u0627\u0645\u0644 \u0634\u062f\u0646 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p><em>\u0622\u06cc\u0627 \u0648\u0627\u0631\u062f \u062c\u0647\u0646\u0645 \u0628\u0631\u06af\u0634\u062a\u06cc \u0634\u062f\u0647 \u0627\u06cc\u062f\u061f  \u0627\u06af\u0631 \u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u060c \u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0622\u0646 \u062f\u0648\u0631 \u0645\u06cc \u0634\u0648\u06cc\u062f\u061f  \u062f\u0631 \u0646\u0638\u0631\u0627\u062a \u0628\u0647 \u0645\u0627 \u0628\u06af\u0648\u06cc\u06cc\u062f!<\/em><\/p>\n<\/div>\n<p>    (\u0628\u0631\u0686\u0633\u0628\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u062a\u0631\u062c\u0645\u0647)# \u0631\u0648\u0634<br \/>\n<br \/><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-30 16:30:08<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;16717&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;\u0627\u062c\u062a\u0646\u0627\u0628 \u0627\u0632 Callback Hell \u062f\u0631 Node.js \u0627\u0639\u062a\u0631\u0627\u0641 \u0645\u06cc\u200c\u06a9\u0646\u0645 \u06a9\u0647 \u0645\u0646 \u06cc\u06a9\u06cc \u0627\u0632 \u0627\u0641\u0631\u0627\u062f\u06cc \u0628\u0648\u062f\u0645 \u06a9\u0647 \u062a\u0635\u0645\u06cc\u0645 \u06af\u0631\u0641\u062a\u0645 Node.js \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u0645\u060c \u0635\u0631\u0641\u0627\u064b \u0628\u0647\u200c\u062f\u0644\u06cc\u0644 \u0633\u0631 \u0648 \u0635\u062f\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a \u0648 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0645\u0647 \u062f\u0631\u0628\u0627\u0631\u0647 \u0622\u0646 \u0635\u062d\u0628\u062a \u0645\u06cc\u200c\u06a9\u0631\u062f\u0646\u062f.  \u0645\u0646 \u0641\u06a9\u0631 \u06a9\u0631\u062f\u0645 \u06a9\u0647 \u0627\u06af\u0631 \u0627\u06cc\u0646\u0642\u062f\u0631 \u0632\u0648\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f \u0628\u0627\u06cc\u062f \u0686\u06cc\u0632 \u062e\u0627\u0635\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 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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\"> 7<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u0627\u0639\u062a\u0631\u0627\u0641 \u0645\u06cc \u06a9\u0646\u0645 \u06a9\u0647 \u0645\u0646 \u06cc\u06a9\u06cc \u0627\u0632 \u0622\u0646 \u0627\u0641\u0631\u0627\u062f\u06cc \u0628\u0648\u062f\u0645 \u06a9\u0647 \u062a\u0635\u0645\u06cc\u0645 \u06af\u0631\u0641\u062a\u0645 Node.js \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u0645\u060c \u0635\u0631\u0641\u0627\u064b \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0647\u0645\u0647\u0645\u0647 \u0647\u0627\u06cc \u0627\u0637\u0631\u0627\u0641 \u0622\u0646 \u0648 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0645\u0647 \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0635\u062d\u0628\u062a \u0645\u06cc \u06a9\u0631\u062f\u0646\u062f. \u0645\u0646 \u0641\u06a9\u0631 \u06a9\u0631\u062f\u0645 \u06a9\u0647 \u0627\u06af\u0631 \u0627\u06cc\u0646\u0642\u062f\u0631 \u0632\u0648\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f \u0628\u0627\u06cc\u062f \u0686\u06cc\u0632 \u062e\u0627\u0635\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u0631\u0648\u06cc \u062f\u0631 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9043,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[],"class_list":["post-16717","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16717","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=16717"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16717\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9043"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=16717"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=16717"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=16717"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}