{"id":11829,"date":"2023-11-28T22:35:15","date_gmt":"2023-11-28T14:35:15","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11829"},"modified":"2023-11-30T18:31:06","modified_gmt":"2023-11-30T10:31:06","slug":"javascript-zhong-tong-bu-he-yi-bu-de-qu-bie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-tong-bu-he-yi-bu-de-qu-bie\/","title":{"rendered":"JavaScript \u4e2d\u540c\u6b65\u548c\u5f02\u6b65\u7684\u533a\u522b\uff1f"},"content":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u540c\u6b65\u548c\u5f02\u6b65\u662f\u6307\u4ee3\u7801\u6267\u884c\u7684\u65b9\u5f0f\u548c\u987a\u5e8f\uff1a<\/p>\n<h3><a id=\"%E5%90%8C%E6%AD%A5%EF%BC%88synchronous%EF%BC%89%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u540c\u6b65\uff08Synchronous\uff09\uff1a<\/h3>\n<ul>\n<li>\u540c\u6b65\u6307\u7684\u662f\u4ee3\u7801\u6309\u7167\u987a\u5e8f\u6267\u884c\uff0c\u6bcf\u884c\u4ee3\u7801\u90fd\u4f1a\u7b49\u5f85\u4e0a\u4e00\u884c\u4ee3\u7801\u6267\u884c\u5b8c\u6210\u540e\u624d\u4f1a\u7ee7\u7eed\u6267\u884c\uff0c\u4ee3\u7801\u6267\u884c\u662f\u6309\u7167\u9884\u5b9a\u7684\u987a\u5e8f\u9010\u884c\u6267\u884c\u3002<\/li>\n<li>\u963b\u585e\u5f0f\u6267\u884c\uff1a\u5f53\u67d0\u6bb5\u4ee3\u7801\u6267\u884c\u65f6\uff0c\u4f1a\u963b\u6b62\u540e\u7eed\u4ee3\u7801\u7684\u6267\u884c\uff0c\u76f4\u5230\u5f53\u524d\u4ee3\u7801\u6267\u884c\u5b8c\u6210\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-javascript\">console.log('One');\nconsole.log('Two');\nconsole.log('Three');\n\/\/ \u8f93\u51fa\u987a\u5e8f\uff1aOne -&gt; Two -&gt; Three\n<\/code><\/pre>\n<h3><a id=\"%E5%BC%82%E6%AD%A5%EF%BC%88asynchronous%EF%BC%89%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u5f02\u6b65\uff08Asynchronous\uff09\uff1a<\/h3>\n<ul>\n<li>\u5f02\u6b65\u6307\u7684\u662f\u4ee3\u7801\u6267\u884c\u4e0d\u6309\u7167\u987a\u5e8f\uff0c\u800c\u662f\u5728\u53d1\u8d77\u8bf7\u6c42\u6216\u89e6\u53d1\u4e8b\u4ef6\u540e\uff0c\u7ee7\u7eed\u6267\u884c\u540e\u7eed\u7684\u4ee3\u7801\u800c\u4e0d\u5fc5\u7b49\u5f85\u8bf7\u6c42\u5b8c\u6210\u6216\u4e8b\u4ef6\u5904\u7406\u5b8c\u6bd5\u3002<\/li>\n<li>\u975e\u963b\u585e\u5f0f\u6267\u884c\uff1a\u5373\u4f7f\u6709\u8017\u65f6\u7684\u64cd\u4f5c\uff0c\u4e5f\u4e0d\u4f1a\u963b\u6b62\u540e\u7eed\u4ee3\u7801\u7684\u6267\u884c\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-javascript\">console.log('One');\nsetTimeout(() =&gt; {\n  console.log('Two');\n}, 1000); \/\/ \u7b49\u5f85 1 \u79d2\u540e\u6267\u884c\nconsole.log('Three');\n\/\/ \u8f93\u51fa\u987a\u5e8f\uff1aOne -&gt; Three -&gt; Two\uff08\u5728 1 \u79d2\u540e\u8f93\u51fa\uff09\n<\/code><\/pre>\n<p>\u5728\u5f02\u6b65\u7f16\u7a0b\u4e2d\uff0c\u5e38\u7528\u7684\u5f02\u6b65\u64cd\u4f5c\u5305\u62ec\u5b9a\u65f6\u5668\u51fd\u6570\uff08\u5982 <code>setTimeout<\/code>\u3001<code>setInterval<\/code>\uff09\u3001\u4e8b\u4ef6\u76d1\u542c\u548c\u5904\u7406\u3001Ajax \u8bf7\u6c42\u3001Promise \u7b49\u3002\u5f02\u6b65\u64cd\u4f5c\u7684\u7279\u70b9\u662f\u80fd\u591f\u5728\u7b49\u5f85\u7684\u540c\u65f6\u7ee7\u7eed\u6267\u884c\u5176\u4ed6\u4ee3\u7801\uff0c\u9002\u7528\u4e8e\u9700\u8981\u7b49\u5f85 I\/O \u64cd\u4f5c\u6216\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u540c\u6b65\u548c\u5f02\u6b65\u662f\u6307\u4ee3\u7801\u6267\u884c\u7684\u65b9\u5f0f\u548c\u987a\u5e8f\uff1a \u540c\u6b65\uff08Synchronous\uff09\uff1a \u540c\u6b65\u6307\u7684 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[],"class_list":["post-11829","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11829","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=11829"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11829\/revisions"}],"predecessor-version":[{"id":13635,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11829\/revisions\/13635"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11829"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}