{"id":98715,"date":"2025-02-23T10:01:52","date_gmt":"2025-02-23T06:31:52","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/react-lazy-loading-boosting-performance-with-code-splitting-45lg\/"},"modified":"2025-02-23T10:01:52","modified_gmt":"2025-02-23T06:31:52","slug":"react-lazy-loading-boosting-performance-with-code-splitting-45lg","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/react-lazy-loading-boosting-performance-with-code-splitting-45lg\/","title":{"rendered":"React Lazy Loading: \u0627\u0641\u0632\u0627\u06cc\u0634 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627 \u062a\u0642\u0633\u06cc\u0645 \u06a9\u062f"},"content":{"rendered":"<div data-article-id=\"2293619\" id=\"article-body\">\n<p>\u0628\u0627 \u0631\u0634\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc React \u060c \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u0628\u0632\u0631\u06af \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0627\u0631\u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0635\u0641\u062d\u0647 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u0646\u062f \u0648 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062a\u062c\u0631\u0628\u0647 \u0636\u0639\u06cc\u0641 \u06a9\u0627\u0631\u0628\u0631 \u0634\u0648\u0646\u062f. \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u062a\u0646\u0628\u0644 \u062a\u06a9\u0646\u06cc\u06a9\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0642\u0637\u0639\u0627\u062a \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a \u0644\u0632\u0648\u0645 \u060c \u0628\u0647\u0628\u0648\u062f \u0639\u0645\u0644\u06a9\u0631\u062f \u0648 \u06a9\u0627\u0647\u0634 \u0645\u0635\u0631\u0641 \u0645\u0646\u0627\u0628\u0639 \u063a\u06cc\u0631 \u0636\u0631\u0648\u0631\u06cc \u060c \u0628\u0647 \u06a9\u0627\u0647\u0634 \u0627\u06cc\u0646 \u0645\u0633\u0626\u0644\u0647 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0648\u0628\u0644\u0627\u06af \u060c \u0645\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a \u0647\u0627\u06cc \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u062f\u0627\u062e\u0644\u06cc React \u0648 \u0646\u062d\u0648\u0647 \u0627\u062c\u0631\u0627\u06cc \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0624\u062b\u0631 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 React \u06a9\u0634\u0641 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f <code>React.lazy<\/code> \u0648\u062a <code>Suspense<\/code>\u0628\u0634\u0631<\/p>\n<p><strong>\u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u0686\u06cc\u0633\u062a\u061f<\/strong><br \/>\u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0637\u0631\u0627\u062d\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0645\u0646\u0627\u0628\u0639 \u063a\u06cc\u0631 \u0636\u0631\u0648\u0631\u06cc \u0631\u0627 \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0644\u0627\u0632\u0645 \u0628\u0627\u0634\u062f \u060c \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. \u062f\u0631 React \u060c \u0627\u06cc\u0646 \u0628\u0647 \u0645\u0639\u0646\u0627\u06cc \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0627\u062c\u0632\u0627\u06cc \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0622\u0646\u0647\u0627 \u0627\u0633\u062a \u060c \u0628\u0647 \u062c\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062f\u0631 \u0628\u0633\u062a\u0647 \u0627\u0648\u0644\u06cc\u0647 JavaScript \u0642\u0631\u0627\u0631 \u062f\u0647\u06cc\u062f.<\/p>\n<p><strong>\u0645\u0632\u0627\u06cc\u0627\u06cc \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644<\/strong><\/p>\n<ul>\n<li>\n<strong>\u0628\u0627\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0633\u0631\u06cc\u0639\u062a\u0631<\/strong>: \u0641\u0642\u0637 \u0627\u062c\u0632\u0627\u06cc \u0627\u0633\u0627\u0633\u06cc \u062f\u0631 \u067e\u06cc\u0634\u0631\u0648 \u0647\u0633\u062a\u0646\u062f.<\/li>\n<li>\n<strong>\u0627\u0646\u062f\u0627\u0632\u0647 \u0628\u0633\u062a\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u06cc \u06a9\u0627\u0647\u0634 \u06cc\u0627\u0641\u062a\u0647<\/strong>: \u062a\u0642\u0633\u06cc\u0645 \u06a9\u062f \u0628\u0647 \u062a\u06a9\u0647 \u0647\u0627\u06cc \u06a9\u0648\u0686\u06a9\u062a\u0631 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631 \u0634\u0648\u062f.<\/li>\n<li>\n<strong>\u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0647\u06cc\u0646\u0647 \u0634\u062f\u0647<\/strong>: \u0628\u0647\u0628\u0648\u062f \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631 \u060c \u0627\u0641\u0632\u0627\u06cc\u0634 \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0645\u06cc \u0628\u062e\u0634\u062f.<\/li>\n<\/ul>\n<p><strong>\u0627\u062c\u0631\u0627\u06cc \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u062f\u0631 React<\/strong><\/p>\n<p>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>React.lazy()<\/code><\/p>\n<p>React \u0639\u0645\u0644\u06a9\u0631\u062f React.Lazy \u0631\u0627 \u0628\u0631\u0627\u06cc \u0648\u0627\u0631\u062f\u0627\u062a \u067e\u0648\u06cc\u0627 \u0628\u0647 \u0627\u062c\u0632\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f. \u0627\u06cc\u0646 \u06cc\u06a9 \u0645\u0624\u0644\u0641\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0648\u0639\u062f\u0647 \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f \u06a9\u0647 \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a \u0644\u0632\u0648\u0645 \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p><strong>\u0646\u0645\u0648\u0646\u0647<\/strong>:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>import React, { Suspense } from \"react\";\n\nconst lazyComponent = React.lazy(() =&gt; import(\".\/LazyComponent\"));\n\nfunction App() {\n  return (\n    <p>\n      \n      <suspense fallback=\"{&lt;div\">Loading...<\/suspense><\/p>}&gt;\n        <lazycomponent\/>\n      \n    <\/code><\/pre>\n<\/div>\n<p>  ) \u061b } \u0628\u0631\u0646\u0627\u0645\u0647 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0635\u0627\u062f\u0631\u0627\u062a \u061b <\/p>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><code>React.lazy(() =&gt; import(\".\/LazyComponent\"))<\/code>: \u0628\u0647 \u0635\u0648\u0631\u062a \u067e\u0648\u06cc\u0627 \u0645\u0624\u0644\u0641\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><code>Suspense<\/code>: UI Fallback \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u060c <strong>\u0628\u0627\u0631\u06af\u06cc\u0631\u06cc &#8230;<\/strong>) \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0645\u0624\u0644\u0641\u0647 \u062a\u0646\u0628\u0644 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u062f\u0631 React \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u06a9\u0627\u0647\u0634 \u0632\u0645\u0627\u0646 \u0628\u0627\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0648 \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0646\u0627\u0628\u0639 \u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u0631\u0627 \u0628\u0647 \u0645\u06cc\u0632\u0627\u0646 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc \u062f\u0647\u062f. \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0639\u0645\u0627\u0644 <code>React.lazy<\/code> \u0648\u062a <code>Suspense<\/code>\u060c \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0636\u0645\u0646 \u062d\u0641\u0638 \u06cc\u06a9 \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0635\u0627\u0641 \u060c \u0627\u0646\u062f\u0627\u0632\u0647 \u0628\u0633\u062a\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0624\u062b\u0631 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u0627\u0645\u0631\u0648\u0632 \u0627\u062c\u0631\u0627\u06cc \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u062a\u0646\u0628\u0644 \u0631\u0627 \u062f\u0631 \u067e\u0631\u0648\u0698\u0647 \u0647\u0627\u06cc React \u062e\u0648\u062f \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u062f \u0648 \u067e\u06cc\u0634\u0631\u0641\u062a \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647 \u062f\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f \u0631\u0627 \u062a\u062c\u0631\u0628\u0647 \u06a9\u0646\u06cc\u062f!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0628\u0627 \u0631\u0634\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc React \u060c \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u0628\u0632\u0631\u06af \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0627\u0631\u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0635\u0641\u062d\u0647 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u0646\u062f \u0648 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062a\u062c\u0631\u0628\u0647 \u0636\u0639\u06cc\u0641 \u06a9\u0627\u0631\u0628\u0631 \u0634\u0648\u0646\u062f. \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u062a\u0646\u0628\u0644 \u062a\u06a9\u0646\u06cc\u06a9\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0628\u0627\u0631\u06af\u06cc\u0631\u06cc \u0642\u0637\u0639\u0627\u062a \u0641\u0642\u0637 \u062f\u0631 \u0635\u0648\u0631\u062a \u0644\u0632\u0648\u0645 \u060c \u0628\u0647\u0628\u0648\u062f \u0639\u0645\u0644\u06a9\u0631\u062f \u0648 \u06a9\u0627\u0647\u0634 \u0645\u0635\u0631\u0641 \u0645\u0646\u0627\u0628\u0639 \u063a\u06cc\u0631 \u0636\u0631\u0648\u0631\u06cc \u060c \u0628\u0647 \u06a9\u0627\u0647\u0634 \u0627\u06cc\u0646 \u0645\u0633\u0626\u0644\u0647 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f. &hellip;<\/p>\n","protected":false},"author":2,"featured_media":98716,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-98715","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/98715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=98715"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/98715\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/98716"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=98715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=98715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=98715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}