{"id":14807,"date":"2024-01-06T10:11:07","date_gmt":"2024-01-06T06:41:07","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/"},"modified":"2024-01-06T10:11:07","modified_gmt":"2024-01-06T06:41:07","slug":"%d8%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/","title":{"rendered":"\u0631\u0648\u0634 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 React \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 \u0631\u0627 \u062f\u0631 React.js \u0628\u0647 \u0627\u062c\u0628\u0627\u0631 \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u062f.  \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u06cc\u06a9 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0648\u062a\u0627\u0647 \u0628\u0631\u0627\u06cc React Rerender \u0627\u0631\u0627\u0626\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f\u060c \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u0648 \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f.  React Re-Renders \u062e\u0648\u062f React \u0628\u0647 \u0637\u0648\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0631\u0646\u062f\u0631 \u0645\u062c\u062f\u062f \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc \u06a9\u0646\u062f&#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%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/#%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%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/#react_re-renders\" >React Re-Renders<\/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%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/#%d8%a8%d9%87_%d8%b1%d9%88%d8%b2_%d8%b1%d8%b3%d8%a7%d9%86%db%8c_%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c_%d8%b1%d9%88%db%8c_%d8%a7%d8%ac%d8%b2%d8%a7%db%8c_%da%a9%d9%84%d8%a7%d8%b3_%d9%85%d8%ad%d9%88%d8%b1\" >\u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0631\u0648\u06cc \u0627\u062c\u0632\u0627\u06cc \u06a9\u0644\u0627\u0633 \u0645\u062d\u0648\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/#%d8%a8%d9%87_%d8%b1%d9%88%d8%b2_%d8%b1%d8%b3%d8%a7%d9%86%db%8c_%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c_%d8%b1%d9%88%db%8c_%d8%a7%d8%ac%d8%b2%d8%a7%db%8c_%d8%b9%d9%85%d9%84%da%a9%d8%b1%d8%af%db%8c\" >\u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0631\u0648\u06cc \u0627\u062c\u0632\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d9%88%d8%b4-%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c-%db%8c%da%a9-%d9%85%d8%a4%d9%84%d9%81%d9%87-react-%d8%af%d8%b1-%d8%a7%db%8c%d9%86\/#%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\"> 4<\/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 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0631\u0627 \u062f\u0631 React.js \u0627\u062c\u0628\u0627\u0631\u06cc \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u062f.  \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u06cc\u06a9 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0648\u062a\u0627\u0647 \u0628\u0631\u0627\u06cc React Rerender \u0627\u0631\u0627\u0626\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f\u060c \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u0648 \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f.<\/p>\n<h2 id=\"reactrerenders\"><span class=\"ez-toc-section\" id=\"react_re-renders\"><\/span>React Re-Renders<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062e\u0648\u062f React \u062f\u0631 \u0628\u06cc\u0634\u062a\u0631 \u0645\u0648\u0627\u0631\u062f \u0628\u0647 \u0637\u0648\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0645\u0648\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0631\u0646\u062f\u0631 \u0645\u062c\u062f\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f.  \u0639\u0644\u062a \u0627\u06cc\u0646 \u0627\u0645\u0631 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0631\u0648\u06cc \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 props \u06cc\u0627 state \u0628\u0647 \u0631\u0648\u0632 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06cc\u06a9 \u062d\u0627\u0644\u062a \u06cc\u0627 \u0648\u06cc\u0698\u06af\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc \u06a9\u0646\u062f\u060c \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u062f\u0648\u0628\u0627\u0631\u0647 \u0631\u0646\u062f\u0631 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u0645\u0627 \u0627\u06af\u0631 \u0645\u0648\u0644\u0641\u0647 \u0634\u0645\u0627 \u0648\u0627\u0628\u0633\u062a\u0647 \u0628\u0627\u0634\u062f \u0686\u0647 \u0645\u06cc \u0634\u0648\u062f \u0631\u0648\u06cc \u0686\u06cc\u0632 \u062f\u06cc\u06af\u0631\u06cc \u0648 \u0646\u0647 \u0644\u0632\u0648\u0645\u0627 \u0631\u0648\u06cc \u0627\u06cc\u0627\u0644\u062a \u06cc\u0627 \u0645\u0644\u06a9 \u0634\u0645\u0627\u061f  \u062f\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0644\u0627\u0632\u0645 \u0628\u0627\u0634\u062f \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0631\u0627 \u0628\u0647 \u0627\u062c\u0628\u0627\u0631 \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u062f \u0632\u06cc\u0631\u0627 React \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0627\u06cc\u0646 \u062a\u063a\u06cc\u06cc\u0631 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0646\u06a9\u0631\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u0645 \u0631\u0648\u06cc \u06cc\u06a9 \u062c\u0632\u0621 React  \u0628\u0631\u0627\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639\u060c \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0633\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u0627\u0647\u062f\u0627\u0641 \u0646\u0645\u0627\u06cc\u0634\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645.<\/p>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f<\/strong>: \u0645\u0627 \u0686\u0646\u062f \u0645\u0641\u0647\u0648\u0645 React \u0631\u0627 \u067e\u0648\u0634\u0634 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062f\u0627\u0634\u062a\u0646 \u062f\u0627\u0646\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0627\u0632 React \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<\/p><\/div><\/div><\/div>\n<h2 id=\"forcingupdatesonclassbasedcomponents\"><span class=\"ez-toc-section\" id=\"%d8%a8%d9%87_%d8%b1%d9%88%d8%b2_%d8%b1%d8%b3%d8%a7%d9%86%db%8c_%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c_%d8%b1%d9%88%db%8c_%d8%a7%d8%ac%d8%b2%d8%a7%db%8c_%da%a9%d9%84%d8%a7%d8%b3_%d9%85%d8%ad%d9%88%d8%b1\"><\/span>\u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0631\u0648\u06cc \u0627\u062c\u0632\u0627\u06cc \u06a9\u0644\u0627\u0633 \u0645\u062d\u0648\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u06a9\u0644\u0627\u0633 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0645\u062a\u062f \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u0631\u0646\u062f\u0631 \u0645\u062c\u062f\u062f \u06cc\u06a9 \u062c\u0632\u0621 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f <code>forceUpdate()<\/code>\u060c \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0648\u0627\u062f\u0627\u0631 \u06a9\u0631\u062f\u0646 \u06cc\u06a9 \u062c\u0632\u0621 \u0628\u0647 \u0631\u0646\u062f\u0631 \u0645\u062c\u062f\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0646 \u0628\u06cc\u0634\u062a\u0631 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f <code>forceUpdate()<\/code> \u0631\u0648\u0634 \u0631\u0648\u06cc \u0648\u0627\u06a9\u0646\u0634 \u0646\u0634\u0627\u0646 \u062f\u0647\u06cc\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/reactjs.org\/docs\/react-component.html#forceupdate\">\u0648\u0628 \u0633\u0627\u06cc\u062a \u0631\u0633\u0645\u06cc<\/a>.<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-title\">handleForceupdateMethod<\/span>(<span class=\"hljs-params\"><\/span>)<\/span> {\n    <span class=\"hljs-comment\">\/\/ Force a render without state change...<\/span>\n    <span class=\"hljs-built_in\">this<\/span>.forceUpdate();\n}\n<\/code><\/pre>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f<\/strong>: \u0627\u062a\u06a9\u0627\u0621 \u0628\u0647 \u0635\u0644\u0627\u062d \u0646\u06cc\u0633\u062a \u0631\u0648\u06cc \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>forceUpdate()<\/code> \u0631\u0648\u0634.  \u0648\u0642\u062a\u06cc \u0645\u062a\u0648\u062c\u0647 \u0634\u062f\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f\u060c \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u06cc\u062f \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0641\u0647\u0645\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062f\u0644\u06cc\u0644 \u062f\u06cc\u06af\u0631\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 React \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0631\u0627 \u0628\u0647 \u0631\u0648\u0632 \u0646\u0645\u06cc \u06a9\u0646\u062f.  \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u062f \u06a9\u0647 \u06cc\u06a9 \u0628\u0627\u06af \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u0634\u062f\u0647 \u0627\u0633\u062a \u06cc\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u06af\u0648\u0646\u0647 \u0627\u06cc \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0647 React \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u062f \u062a\u0627 \u0628\u0647 \u062f\u0631\u0633\u062a\u06cc \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0631\u0627 \u062f\u0648\u0628\u0627\u0631\u0647 \u0631\u0646\u062f\u0631 \u06a9\u0646\u062f. \u0631\u0648\u06cc \u062e\u0648\u062f\u0634<\/p>\n<\/p><\/div><\/div><\/div>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0631\u0648\u0634 \u0628\u0647 \u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u06cc\u06a9 \u062c\u0632\u0621 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">import<\/span> React <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-string\">'react'<\/span>\n\n<span class=\"hljs-class\"><span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title\">App<\/span> <span class=\"hljs-keyword\">extends<\/span> <span class=\"hljs-title\">React<\/span>.<span class=\"hljs-title\">Component<\/span> <\/span>{\n    <span class=\"hljs-function\"><span class=\"hljs-title\">constructor<\/span>(<span class=\"hljs-params\"><\/span>)<\/span> {\n        <span class=\"hljs-built_in\">super<\/span>();\n        <span class=\"hljs-built_in\">this<\/span>.handleForceupdateMethod = <span class=\"hljs-built_in\">this<\/span>.handleForceupdateMethod.bind(<span class=\"hljs-built_in\">this<\/span>);\n    };\n\n    <span class=\"hljs-function\"><span class=\"hljs-title\">handleForceupdateMethod<\/span>(<span class=\"hljs-params\"><\/span>)<\/span> {\n        <span class=\"hljs-built_in\">this<\/span>.forceUpdate();\n    };\n\n    <span class=\"hljs-function\"><span class=\"hljs-title\">render<\/span>(<span class=\"hljs-params\"><\/span>)<\/span> {\n        <span class=\"hljs-keyword\">return<\/span> (\n            <span class=\"xml\"><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span>&gt;<\/span>\n                <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h1<\/span>&gt;<\/span>Hello rasanegar<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h1<\/span>&gt;<\/span>\n                <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h3<\/span>&gt;<\/span>Random Number: { Math.random() }<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h3<\/span>&gt;<\/span>\n                <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">button<\/span> <span class=\"hljs-attr\">onClick<\/span>=<span class=\"hljs-string\">{this.handleForceupdateMethod}<\/span>&gt;<\/span>\n                    Force re-render\n                <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">button<\/span>&gt;<\/span>\n            <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/span>\n        );\n    }\n}\n\n<span class=\"hljs-keyword\">export<\/span> <span class=\"hljs-keyword\">default<\/span> App\n<\/code><\/pre>\n<p>\u062e\u06cc\u0644\u06cc \u0686\u06cc\u0632\u0647\u0627\u06cc \u0628\u06cc\u0634\u062a\u0631\u06cc \u062f\u0631 \u0631\u0627\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0627\u0632 \u0622\u0646\u0686\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f.  \u0645\u062b\u0644\u0627 \u062a\u0645\u0627\u0633 \u06af\u0631\u0641\u062a\u0646 <code>forceUpdate()<\/code> \u0631\u0648\u0634 \u0647\u0627\u06cc \u0686\u0631\u062e\u0647 \u0639\u0645\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0632\u0627\u06cc \u06a9\u0648\u062f\u06a9 \u0646\u06cc\u0632 \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u06cc \u06a9\u0646\u062f.  \u0648 \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0628\u0627 React \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645\u060c DOM \u0631\u0627 \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u0628\u0647 \u0631\u0648\u0632 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0646\u0634\u0627\u0646\u0647 \u06af\u0630\u0627\u0631\u06cc \u0648\u0627\u0642\u0639\u0627\u064b \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0631\u062f\u0647 \u0628\u0627\u0634\u062f.<\/p>\n<p>\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/codesandbox.io\/s\/forcing-update-on-a-react-class-component-0v7hhw\" class=\"broken_link\">\u06a9\u062f \u0632\u0646\u062f\u0647 \u0627\u06cc\u0646\u062c\u0627<\/a>.<\/p>\n<h2 id=\"forcingupdatesonfunctionalcomponents\"><span class=\"ez-toc-section\" id=\"%d8%a8%d9%87_%d8%b1%d9%88%d8%b2_%d8%b1%d8%b3%d8%a7%d9%86%db%8c_%d8%a7%d8%ac%d8%a8%d8%a7%d8%b1%db%8c_%d8%b1%d9%88%db%8c_%d8%a7%d8%ac%d8%b2%d8%a7%db%8c_%d8%b9%d9%85%d9%84%da%a9%d8%b1%d8%af%db%8c\"><\/span>\u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u0631\u0648\u06cc \u0627\u062c\u0632\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a\u200c\u0647\u0627\u06cc \u062a\u0627\u0628\u0639\u06cc \u0647\u06cc\u0686 \u0631\u0648\u0634 \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u0631\u0646\u062f\u0631 \u06a9\u0631\u062f\u0646 \u0645\u062c\u062f\u062f \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627 \u0645\u0627\u0646\u0646\u062f \u0647\u0645\u062a\u0627\u06cc\u0627\u0646 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u0622\u0646\u0647\u0627 \u0646\u062f\u0627\u0631\u0646\u062f.  \u0627\u06cc\u0646 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0627 \u0622\u0646 \u0631\u0627 \u0646\u062f\u0627\u0631\u06cc\u0645 <code>forceUpdate()<\/code> \u0631\u0648\u0634 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0645\u0627  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0628\u0647 \u06cc\u0627\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062f\u0631 React \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a\u200c\u0647\u0627 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0647 \u062f\u0644\u06cc\u0644 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062d\u0627\u0644\u062a \u06cc\u0627 \u067e\u0631\u0648\u067e\u060c \u062f\u0648\u0628\u0627\u0631\u0647 \u0631\u0646\u062f\u0631 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.  \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0647 \u0631\u0627\u0647\u200c\u0647\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u062f\u0633\u062a \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u0645.<\/p>\n<p>\u0627\u0632 \u0646\u0633\u062e\u0647 16.8+\u060c React \u0645\u0641\u0647\u0648\u0645\u06cc \u0628\u0647 \u0646\u0627\u0645 Hooks \u062f\u0627\u0631\u062f \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062f\u0631 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a\u200c\u0647\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0628\u0631\u0627\u06cc \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0648\u0636\u0639\u06cc\u062a\u060c \u0627\u0646\u062c\u0627\u0645 \u0639\u0648\u0627\u0631\u0636 \u062c\u0627\u0646\u0628\u06cc \u0648 \u063a\u06cc\u0631\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.<\/p>\n<p><!-- --><\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0686\u0646\u062f \u0646\u0645\u0648\u0646\u0647 \u0627\u0632 \u0631\u0648\u0634 \u0627\u062c\u0628\u0627\u0631\u06cc \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u062f\u0631 \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<p><strong>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>useReducer<\/code> hook<\/strong><\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> (ignored, forceUpdate) = useReducer(<span class=\"hljs-function\"><span class=\"hljs-params\">x<\/span> =&gt;<\/span> x + <span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">0<\/span>);\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">handleClick<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    forceUpdate();\n}\n<\/code><\/pre>\n<p>\u06cc\u06a9 \u06a9\u0627\u0647\u0646\u062f\u0647 \u062f\u0631 React \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0632\u0645\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u06a9\u0647 \u0645\u0646\u0637\u0642 \u0648 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062d\u0627\u0644\u062a \u062f\u0627\u0631\u06cc\u062f.  \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u0627 \u0627\u0632 \u0622\u0646 \u0628\u0647 \u0633\u0627\u062f\u06af\u06cc \u0628\u0631\u0627\u06cc \u0631\u0627\u0647 \u0627\u0646\u062f\u0627\u0632\u06cc \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0628\u0627 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u062d\u0627\u0644\u062a \u0633\u0627\u062e\u062a\u06af\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u0645. <code>x<\/code>.  \u0648\u0636\u0639\u06cc\u062a \u0628\u0627\u06cc\u062f \u062f\u0631 \u0648\u0627\u0642\u0639 \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0646\u062f \u062a\u0627 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0622\u063a\u0627\u0632 \u0634\u0648\u062f\u060c \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f \u0631\u0648\u06cc \u0647\u0631 \u062a\u0645\u0627\u0633<\/p>\n<p><strong>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>useState<\/code> hook<\/strong><\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">import<\/span> React, { useState } <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-string\">\"react\"<\/span>;\n\n<span class=\"hljs-comment\">\/\/ Create your forceUpdate hook<\/span>\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">useForceUpdate<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-keyword\">let<\/span> (value, setState) = useState(<span class=\"hljs-literal\">true<\/span>);\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-function\">() =&gt;<\/span> setState(!value);\n}\n\n<span class=\"hljs-keyword\">export<\/span> <span class=\"hljs-keyword\">default<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">App<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Call your hook here<\/span>\n    <span class=\"hljs-keyword\">const<\/span> handleForceupdateMethod = useForceUpdate();\n\n    <span class=\"hljs-keyword\">return<\/span> (\n        <span class=\"xml\"><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">className<\/span>=<span class=\"hljs-string\">\"App\"<\/span>&gt;<\/span>\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h1<\/span>&gt;<\/span>Hello rasanegar <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h1<\/span>&gt;<\/span>\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h3<\/span>&gt;<\/span>Random Number: { Math.random() }<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h3<\/span>&gt;<\/span>\n\n            {\/*\n                Clicking \u0631\u0648\u06cc the button will force to re-render like force update does\n            *\/}\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">button<\/span> <span class=\"hljs-attr\">onClick<\/span>=<span class=\"hljs-string\">{handleForceupdateMethod}<\/span>&gt;<\/span>Force re-render<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">button<\/span>&gt;<\/span>\n        <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/span>\n    );\n}\n<\/code><\/pre>\n<p>\u0627\u06cc\u062f\u0647 \u067e\u0634\u062a \u0627\u06cc\u0646 \u0646\u0648\u0639 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0646\u06cc\u0631\u0648 \u0628\u0633\u06cc\u0627\u0631 \u0634\u0628\u06cc\u0647 \u0628\u0647 <code>useReducer<\/code> \u0628\u0647 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u06a9\u0647 \u0645\u0627 \u062f\u0627\u0626\u0645\u0627\u064b \u062f\u0631 \u062d\u0627\u0644 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0648\u0636\u0639\u06cc\u062a \u0647\u0633\u062a\u06cc\u0645 \u062a\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0631\u0627 \u0645\u062c\u0628\u0648\u0631 \u06a9\u0646\u06cc\u0645.  \u0628\u0647 \u062c\u0627\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0634\u0645\u0627\u0631\u0646\u062f\u0647\u060c \u0645\u0627\u0646\u0646\u062f \u0631\u0648\u0634 \u0642\u0628\u0644\u06cc\u060c \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0628\u0647 \u0633\u0627\u062f\u06af\u06cc \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0628\u0648\u0644\u06cc \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc \u062f\u0647\u06cc\u0645 \u062a\u0627 \u0646\u0641\u06cc \u0634\u0648\u062f. \u0631\u0648\u06cc \u0647\u0631 \u062a\u0645\u0627\u0633<\/p>\n<p><strong>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>useState<\/code> \u0648 <code>useCallback<\/code> \u0642\u0644\u0627\u0628 \u0647\u0627<\/strong><\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">import<\/span> React, { useState , useCallback} <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-string\">\"react\"<\/span>;\n\n<span class=\"hljs-keyword\">export<\/span> <span class=\"hljs-keyword\">default<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">App<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-keyword\">const<\/span> (, updateState) = useState();\n    <span class=\"hljs-keyword\">const<\/span> handleForceupdateMethod = useCallback(<span class=\"hljs-function\">() =&gt;<\/span> updateState({}), ());\n\n    <span class=\"hljs-comment\">\/\/ Check your console<\/span>\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">\"Rendering...\"<\/span>);\n\n    <span class=\"hljs-keyword\">return<\/span> (\n        <span class=\"xml\"><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">className<\/span>=<span class=\"hljs-string\">\"App\"<\/span>&gt;<\/span>\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h1<\/span>&gt;<\/span>Hello rasanegar<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h1<\/span>&gt;<\/span>\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">h3<\/span>&gt;<\/span>Random Number: { Math.random() }<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">h3<\/span>&gt;<\/span>\n\n            {\/*\n                Clicking \u0631\u0648\u06cc the button will force to re-render like force update does\n            *\/}\n            <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">button<\/span> <span class=\"hljs-attr\">onClick<\/span>=<span class=\"hljs-string\">{handleForceupdateMethod}<\/span>&gt;<\/span>Force re-render<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">button<\/span>&gt;<\/span>\n        <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/span>\n    );\n}\n<\/code><\/pre>\n<p>\u0628\u0627\u0632 \u0647\u0645\u060c \u0627\u06cc\u0646 \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc \u0628\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f\u060c \u0627\u06af\u0631\u0686\u0647 \u0645\u0627 \u0627\u0632 \u0646\u0638\u0631 \u0641\u0646\u06cc \u062a\u063a\u06cc\u06cc\u0631\u06cc \u062f\u0631 \u0622\u0646 \u0646\u062f\u0627\u0631\u06cc\u0645 <em>\u0627\u0631\u0632\u0634<\/em> \u0627\u0632 \u062f\u0648\u0644\u062a\u060c \u0645\u0627 <em>\u0647\u0633\u062a\u0646\u062f<\/em> \u0627\u0631\u0633\u0627\u0644 \u06cc\u06a9 \u0634\u06cc \u062c\u062f\u06cc\u062f\u060c \u06a9\u0647 \u062a\u0648\u0633\u0637 React \u062c\u062f\u06cc\u062f \u062f\u0631 \u0646\u0638\u0631 \u06af\u0631\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f \u0632\u06cc\u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u0647\u0627\u06cc \u0628\u0631\u0627\u0628\u0631\u06cc &#8220;\u0639\u0645\u06cc\u0642&#8221; \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0646\u0645\u06cc \u062f\u0647\u062f. \u0631\u0648\u06cc \u062d\u0627\u0644\u062a.<\/p>\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f\u060c \u0686\u0646\u062f\u06cc\u0646 \u0631\u0627\u0647 \u0628\u0631\u0627\u06cc \u0631\u0633\u06cc\u062f\u0646 \u0628\u0647 \u0647\u0645\u0627\u0646 \u0647\u062f\u0641 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.  \u0628\u0647 \u062e\u0627\u0637\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0627\u06cc\u0646\u0647\u0627 \u0647\u0645\u0647 \u0627\u0632 \u0646\u0638\u0631 \u0641\u0646\u06cc \u0636\u062f \u0627\u0644\u06af\u0648 \u0647\u0633\u062a\u0646\u062f \u0648 \u062f\u0631 \u0635\u0648\u0631\u062a \u0627\u0645\u06a9\u0627\u0646 \u0628\u0627\u06cc\u062f \u0627\u0632 \u0622\u0646\u0647\u0627 \u0627\u062c\u062a\u0646\u0627\u0628 \u0634\u0648\u062f.  \u0627\u0645\u0627 \u0627\u06af\u0631 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u0634\u06a9\u0644 \u0627\u0633\u0627\u0633\u06cc \u0631\u0627 \u062d\u0644 \u06a9\u0646\u06cc\u062f \u0648 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 \u062f\u0627\u0631\u06cc\u062f\u060c \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647\u200c\u0627\u06cc\u0645 \u0628\u0627\u06cc\u062f \u06a9\u0627\u0631 \u06a9\u0646\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>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0631\u0648\u0634 \u0628\u0647 \u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0627\u062c\u0628\u0627\u0631\u06cc \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0631\u062f\u06cc\u0645 \u0631\u0648\u06cc \u0627\u062c\u0632\u0627\u06cc \u0648\u0627\u06a9\u0646\u0634  \u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u062f\u06cc\u062f\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0627\u06cc\u0646 \u0627\u0645\u0631 \u062f\u0631 \u0647\u0631 \u062f\u0648 \u0645\u0624\u0644\u0641\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0648 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u062f\u0633\u062a \u06cc\u0627\u0641\u062a.  \u0627\u06af\u0631\u0686\u0647 \u0644\u0632\u0648\u0645\u0627\u064b \u062a\u0645\u0631\u06cc\u0646 \u062e\u0648\u0628\u06cc \u0646\u06cc\u0633\u062a\u060c \u0627\u0645\u0627 \u062f\u0631\u06a9 \u0631\u0648\u0634 \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646 \u062f\u0631 \u0645\u0648\u0627\u0631\u062f\u06cc \u06a9\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u062f\u0631 \u0645\u0648\u0627\u0631\u062f \u062e\u0627\u0635 \u062f\u0627\u0631\u06cc\u0645 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/p>\n<\/div>\n<p><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-06 10:11:03<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;14807&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;\u0631\u0648\u0634 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 React \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 \u0631\u0627 \u062f\u0631 React.js \u0628\u0647 \u0627\u062c\u0628\u0627\u0631 \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u062f.  \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u06cc\u06a9 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0648\u062a\u0627\u0647 \u0628\u0631\u0627\u06cc React Rerender \u0627\u0631\u0627\u0626\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f\u060c \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u0648 \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u062f\u0631 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React Re-Renders \u062e\u0648\u062f React \u0628\u0647 \u0637\u0648\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0631\u0646\u062f\u0631 \u0645\u062c\u062f\u062f \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc \u06a9\u0646\u062f...&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\"> 4<\/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 \u0628\u0647 \u0634\u0645\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0631\u0627 \u062f\u0631 React.js \u0627\u062c\u0628\u0627\u0631\u06cc \u0628\u0647 \u0631\u0648\u0632 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u06cc\u06a9 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0648\u062a\u0627\u0647 \u0628\u0631\u0627\u06cc React Rerender \u0627\u0631\u0627\u0626\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f\u060c \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u06a9\u0644\u0627\u0633 \u0648 \u0631\u0648\u0634 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0627\u062c\u0628\u0627\u0631\u06cc \u062f\u0631 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f. React Re-Renders \u062e\u0648\u062f [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9056,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[1827,1100,1843,3162,3470,3475,1964,1840,2341,3468,2470,3471,1789,1986,1814,1807,3472,1103,1822,2465,1971,1802,1922,3467,2750,1803,3465,3442,2709,2123,1859,1914,2820,3474,1972,2738,2133,2110,1806,1795,3469,2798,3473,1969,1985,2823,3372,2799,1790,3466,2323,1813],"class_list":["post-14807","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming","tag-react","tag-javascript","tag-nodejs-hosting","tag-react-js","tag-rerender","tag-rerenders","tag----frontend","tag-1840","tag-2341","tag-3468","tag-2470","tag-3471","tag-1789","tag-1986","tag-1814","tag-1807","tag-3472","tag-1103","tag-1822","tag-2465","tag-1971","tag-1802","tag-1922","tag-3467","tag-2750","tag-1803","tag-3465","tag-3442","tag-2709","tag-2123","tag---nodejs","tag-1914","tag-2820","tag-3474","tag-1972","tag-2738","tag-2133","tag-2110","tag-1806","tag-1795","tag-3469","tag-2798","tag-3473","tag-1969","tag-1985","tag-2823","tag-3372","tag-2799","tag-1790","tag-3466","tag--node","tag-1813"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/14807","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=14807"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/14807\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9056"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=14807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=14807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=14807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}