{"id":43961,"date":"2023-12-11T15:01:26","date_gmt":"2023-12-11T07:01:26","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=43961"},"modified":"2023-12-11T15:01:26","modified_gmt":"2023-12-11T07:01:26","slug":"settimeout%e5%92%8cpromise%e7%9a%84%e6%89%a7%e8%a1%8c%e9%a1%ba%e5%ba%8f-2","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/settimeout%e5%92%8cpromise%e7%9a%84%e6%89%a7%e8%a1%8c%e9%a1%ba%e5%ba%8f-2\/","title":{"rendered":"setTimeout\u548cPromise\u7684\u6267\u884c\u987a\u5e8f?"},"content":{"rendered":"<p>&#8220;`&#8221;                    \u53c2\u8003\u56de\u7b54\uff1a<\/p>\n<p>\u9996\u5148\u6211\u4eec\u6765\u770b\u8fd9\u6837\u4e00\u9053\u9898\uff1a<\/p>\n<p>&lt;pre&gt;&lt;code&gt;setTimeout(function() {<br \/>\nconsole.log(1)<br \/>\n}, 0);<br \/>\nnew Promise(function(resolve, reject) {<br \/>\nconsole.log(2)<br \/>\nfor (var i = 0; i &lt; 10000; i++) {<br \/>\nif(i === 10) {console.log(10)}<br \/>\ni == 9999 &amp;&amp; resolve();<br \/>\n}<br \/>\nconsole.log(3)<br \/>\n}).then(function() {<br \/>\nconsole.log(4)<br \/>\n})<br \/>\nconsole.log(5);<br \/>\n&lt;\/code&gt;&lt;\/pre&gt;<\/p>\n<p>\u8f93\u51fa\u7b54\u6848\u4e3a2 10 3 5 4 1<\/p>\n<p>\u8981\u5148\u5f04\u6e05\u695asettimeout\uff08fun,0\uff09\u4f55\u65f6\u6267\u884c\uff0cpromise\u4f55\u65f6\u6267\u884c\uff0cthen\u4f55\u65f6\u6267\u884c<\/p>\n<p>settimeout\u8fd9\u79cd\u5f02\u6b65\u64cd\u4f5c\u7684\u56de\u8c03\uff0c\u53ea\u6709\u4e3b\u7ebf\u7a0b\u4e2d\u6ca1\u6709\u6267\u884c\u4efb\u4f55\u540c\u6b65\u4ee3\u7801\u7684\u524d\u63d0\u4e0b\uff0c\u624d\u4f1a\u6267\u884c\u5f02\u6b65\u56de\u8c03\uff0c\u800csettimeout\uff08fun,0\uff09\u8868\u793a\u7acb\u523b\u6267\u884c\uff0c\u4e5f\u5c31\u662f\u7528\u6765\u6539\u53d8\u4efb\u52a1\u7684\u6267\u884c\u987a\u5e8f\uff0c\u8981\u6c42\u6d4f\u89c8\u5668\u5c3d\u53ef\u80fd\u5feb\u7684\u8fdb\u884c\u56de\u8c03<\/p>\n<p>promise\u4f55\u65f6\u6267\u884c\uff0c\u7531\u4e0a\u56fe\u53ef\u77e5promise\u65b0\u5efa\u540e\u7acb\u5373\u6267\u884c\uff0c\u6240\u4ee5promise\u6784\u9020\u51fd\u6570\u91cc\u4ee3\u7801\u540c\u6b65\u6267\u884c\u7684\uff0c<\/p>\n<p>then\u65b9\u6cd5\u6307\u5411\u7684\u56de\u8c03\u5c06\u5728\u5f53\u524d\u811a\u672c\u6240\u6709\u540c\u6b65\u4efb\u52a1\u6267\u884c\u5b8c\u6210\u540e\u6267\u884c\uff0c<\/p>\n<p>\u90a3\u4e48then\u4e3a\u4ec0\u4e48\u6bd4settimeout\u6267\u884c\u7684\u65e9\u5462\uff0c\u56e0\u4e3asettimeout\uff08fun,0\uff09\u4e0d\u662f\u771f\u7684\u7acb\u5373\u6267\u884c\uff0c<\/p>\n<p>\u7ecf\u8fc7\u6d4b\u8bd5\u5f97\u51fa\u7ed3\u8bba\uff1a\u6267\u884c\u987a\u5e8f\u4e3a\uff1a\u540c\u6b65\u6267\u884c\u7684\u4ee3\u7801-\u300bpromise.then-&gt;settimeout<\/p>\n<p>&lt;pre&gt;&lt;code&gt;            &quot;&#8220;`<br \/>\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`&#8221; \u53c2\u8003\u56de\u7b54\uff1a \u9996\u5148\u6211\u4eec\u6765\u770b\u8fd9\u6837\u4e00\u9053\u9898\uff1a &lt;pre&gt;&lt;code&#038; [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-43961","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/43961","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\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=43961"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/43961\/revisions"}],"predecessor-version":[{"id":43962,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/43961\/revisions\/43962"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=43961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=43961"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=43961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}