{"id":3688,"date":"2024-11-10T10:28:51","date_gmt":"2024-11-10T02:28:51","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3688\/"},"modified":"2024-11-10T10:28:51","modified_gmt":"2024-11-10T02:28:51","slug":"detailed-explanation-of-javascript-event-loop-rules","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3688\/","title":{"rendered":"Detailed explanation of Javascript event loop rules"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173111887237638.jpg\" class=\"aligncenter\" title=\"Detailed explanation of Javascript event loop rules\u63d2\u56fe\" alt=\"Detailed explanation of Javascript event loop rules\u63d2\u56fe\" \/><\/p>\n<p>\u4f17\u6240\u5468\u77e5\uff0cJavacript\u662f\u5355\u7ebf\u7a0b\u8bed\u8a00\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f02\u6b65\u64cd\u4f5c\u5462\uff1f\u56e0\u4e3a\u5f02\u6b65\u64cd\u4f5c\u662f\u7531\u5177\u6709\u591a\u7ebf\u7a0b\u3001\u591a\u8fdb\u7a0b\u80fd\u529b\u7684\u6d4f\u89c8\u5668\u6267\u884c\u7684\u3002 Javascript\u59cb\u7ec8\u8fd0\u884c\u5728\u5355\u7ebf\u7a0b\u4e0a\uff0c\u5f53\u5f02\u6b65\u4ee3\u7801\u88ab\u53d1\u73b0\u65f6\uff0c\u5c31\u4f1a\u4ea4\u7ed9\u6d4f\u89c8\u5668\u6267\u884c\uff0c\u7136\u540e\u6d4f\u89c8\u5668\u8c03\u7528\u76f8\u5e94\u7684\u7ebf\u7a0b\u6216\u8fdb\u7a0b\uff0c\u5305\u62echttp\u8bf7\u6c42\u3001GUI\u3001\u4e8b\u4ef6\u89e6\u53d1\u7b49\u6765\u5904\u7406\u8fd9\u4e9b\u5f02\u6b65\u64cd\u4f5c.<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\uff0cJavasctip\u4efb\u52a1\u53ef\u4ee5\u5206\u4e3a\u4e09\u7c7b\uff1a\u540c\u6b65\u4efb\u52a1\u3001\u5fae\u4efb\u52a1\u3001\u5b8f\u4efb\u52a1\uff0c\u6309\u7167sync -&gt; micro -&gt; Macro\u7684\u987a\u5e8f\u8fd0\u884c\u3002\u9996\u5148\u6267\u884c\u540c\u6b65\u4ee3\u7801\uff0c\u7136\u540e\u6d4f\u89c8\u5668\u4f1a\u5c06\u5fae\u4ee3\u7801\u653e\u5165\u7b49\u5f85\u540c\u6b65\u4efb\u52a1\u5b8c\u6210\u7684\u5fae\u4efb\u52a1\u961f\u5217\u4e2d\uff0c\u5e76\u5c06\u5b8f\u4ee3\u7801\u653e\u5165\u7b49\u5f85\u5fae\u4ee3\u7801\u5b8c\u6210\u7684\u5b8f\u4efb\u52a1\u961f\u5217\u4e2d\u3002<br \/> \u8fd9\u4e2a\u4f18\u5148\u7ea7\u987a\u5e8f\u7c7b\u4f3c\u4e8eOS\u4e0a\u7684\u591a\u7ea7\u53cd\u9988\u961f\u5217\u8c03\u5ea6\u7b97\u6cd5\u3002<\/p>\n<p>\u5e38\u89c1\u5fae\u4efb\u52a1\uff1aPromise.then()\u3001Promise.catch()\u3001new MutationObserver()\u3001process.nextTick()<br \/> \u5e38\u7528\u5b8f\u4efb\u52a1\uff1asetTimeout\u3001setInterview\u3001requestAnimationFrame()<\/p>\n<p>\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0cprocess.nextTick() \u65e2\u4e0d\u662f\u5fae\u4efb\u52a1\u4e5f\u4e0d\u662f\u5b8f\u4efb\u52a1\uff0c\u5b83\u53ea\u662f\u5728\u540c\u6b65\u4ee3\u7801\u4e4b\u540e\u3001\u5fae\u4efb\u52a1\u4e4b\u524d\u8fd0\u884c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fDetled explanation of Javascript event loop rules\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f17\u6240\u5468\u77e5\uff0cJavacript\u662f\u5355\u7ebf\u7a0b\u8bed\u8a00\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f02\u6b65\u64cd\u4f5c\u5462\uff1f\u56e0\u4e3a\u5f02\u6b65\u64cd\u4f5c\u662f\u7531\u5177\u6709\u591a\u7ebf\u7a0b\u3001\u591a\u8fdb\u7a0b\u80fd\u529b\u7684\u6d4f\u89c8\u5668\u6267\u884c\u7684\u3002 Javascript\u59cb\u7ec8\u8fd0\u884c\u5728\u5355\u7ebf\u7a0b\u4e0a\uff0c\u5f53\u5f02\u6b65\u4ee3\u7801\u88ab\u53d1\u73b0\u65f6\uff0c\u5c31\u4f1a\u4ea4\u7ed9\u6d4f\u89c8\u5668\u6267\u884c\uff0c\u7136\u540e\u6d4f\u89c8\u5668\u8c03\u7528\u76f8\u5e94\u7684\u7ebf\u7a0b\u6216\u8fdb\u7a0b\uff0c\u5305\u62echttp\u8bf7\u6c42\u3001GUI\u3001\u4e8b\u4ef6\u89e6\u53d1\u7b49\u6765\u5904\u7406\u8fd9\u4e9b\u5f02\u6b65\u64cd\u4f5c. \u4e00\u822c\u6765\u8bf4\uff0cJavasctip\u4efb\u52a1\u53ef\u4ee5\u5206\u4e3a\u4e09\u7c7b\uff1a\u540c\u6b65\u4efb\u52a1\u3001\u5fae\u4efb\u52a1\u3001\u5b8f\u4efb\u52a1\uff0c\u6309\u7167sync -&gt; micro -&gt; Macro\u7684\u987a\u5e8f\u8fd0\u884c\u3002\u9996\u5148\u6267\u884c\u540c\u6b65\u4ee3\u7801\uff0c\u7136\u540e\u6d4f\u89c8\u5668\u4f1a\u5c06\u5fae\u4ee3\u7801\u653e\u5165\u7b49\u5f85\u540c\u6b65\u4efb\u52a1\u5b8c\u6210\u7684\u5fae\u4efb\u52a1\u961f\u5217\u4e2d\uff0c\u5e76\u5c06\u5b8f\u4ee3\u7801\u653e\u5165\u7b49\u5f85\u5fae\u4ee3\u7801\u5b8c\u6210\u7684\u5b8f\u4efb\u52a1\u961f\u5217\u4e2d\u3002 \u8fd9\u4e2a\u4f18\u5148\u7ea7\u987a\u5e8f\u7c7b\u4f3c\u4e8eOS\u4e0a\u7684\u591a\u7ea7\u53cd\u9988\u961f\u5217\u8c03\u5ea6\u7b97\u6cd5\u3002 \u5e38\u89c1\u5fae\u4efb\u52a1\uff1aPromise.then()\u3001Promise.catch()\u3001new MutationObserver()\u3001process.nextTick() \u5e38\u7528\u5b8f\u4efb\u52a1\uff1asetTimeout\u3001setInterview\u3001requestAnimationFrame() \u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0cprocess.nextTick() \u65e2\u4e0d\u662f\u5fae\u4efb\u52a1\u4e5f\u4e0d\u662f\u5b8f\u4efb\u52a1\uff0c\u5b83\u53ea\u662f\u5728\u540c\u6b65\u4ee3\u7801\u4e4b\u540e\u3001\u5fae\u4efb\u52a1\u4e4b\u524d\u8fd0\u884c\u3002 \u4ee5\u4e0a\u5c31\u662fDetled explanation of Javascript event loop rules\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3688","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=3688"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3688\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}