{"id":459,"date":"2020-02-14T18:46:21","date_gmt":"2020-02-14T10:46:21","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=459"},"modified":"2020-02-14T18:46:21","modified_gmt":"2020-02-14T10:46:21","slug":"js%e6%98%af%e5%8d%95%e7%ba%bf%e7%a8%8b%e7%9a%84","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/14\/js%e6%98%af%e5%8d%95%e7%ba%bf%e7%a8%8b%e7%9a%84\/","title":{"rendered":"JS\u662f\u5355\u7ebf\u7a0b\u7684"},"content":{"rendered":"<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html lang=\"en\"&gt;\n&lt;head&gt;\n  &lt;meta charset=\"UTF-8\"&gt;\n  &lt;title&gt;04_JS\u662f\u5355\u7ebf\u7a0b\u7684&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n&lt;!--\n1. \u5982\u4f55\u8bc1\u660ejs\u6267\u884c\u662f\u5355\u7ebf\u7a0b\u7684?\n  * setTimeout()\u7684\u56de\u8c03\u51fd\u6570\u662f\u5728\u4e3b\u7ebf\u7a0b\u6267\u884c\u7684\n  * \u5b9a\u65f6\u5668\u56de\u8c03\u51fd\u6570\u53ea\u6709\u5728\u8fd0\u884c\u6808\u4e2d\u7684\u4ee3\u7801\u5168\u90e8\u6267\u884c\u5b8c\u540e\u624d\u6709\u53ef\u80fd\u6267\u884c\n2. \u4e3a\u4ec0\u4e48js\u8981\u7528\u5355\u7ebf\u7a0b\u6a21\u5f0f, \u800c\u4e0d\u7528\u591a\u7ebf\u7a0b\u6a21\u5f0f?\n  * JavaScript\u7684\u5355\u7ebf\u7a0b\uff0c\u4e0e\u5b83\u7684\u7528\u9014\u6709\u5173\u3002\n  * \u4f5c\u4e3a\u6d4f\u89c8\u5668\u811a\u672c\u8bed\u8a00\uff0cJavaScript\u7684\u4e3b\u8981\u7528\u9014\u662f\u4e0e\u7528\u6237\u4e92\u52a8\uff0c\u4ee5\u53ca\u64cd\u4f5cDOM\u3002\n  * \u8fd9\u51b3\u5b9a\u4e86\u5b83\u53ea\u80fd\u662f\u5355\u7ebf\u7a0b\uff0c\u5426\u5219\u4f1a\u5e26\u6765\u5f88\u590d\u6742\u7684\u540c\u6b65\u95ee\u9898\n\n3. \u4ee3\u7801\u7684\u5206\u7c7b:\n  * \u521d\u59cb\u5316\u4ee3\u7801\n  * \u56de\u8c03\u4ee3\u7801\n4. js\u5f15\u64ce\u6267\u884c\u4ee3\u7801\u7684\u57fa\u672c\u6d41\u7a0b\n  * \u5148\u6267\u884c\u521d\u59cb\u5316\u4ee3\u7801: \u5305\u542b\u4e00\u4e9b\u7279\u522b\u7684\u4ee3\u7801   \u56de\u8c03\u51fd\u6570(\u5f02\u6b65\u6267\u884c)\n    * \u8bbe\u7f6e\u5b9a\u65f6\u5668\n    * \u7ed1\u5b9a\u4e8b\u4ef6\u76d1\u542c\n    * \u53d1\u9001ajax\u8bf7\u6c42\n  * \u540e\u9762\u5728\u67d0\u4e2a\u65f6\u523b\u624d\u4f1a\u6267\u884c\u56de\u8c03\u4ee3\u7801\n--&gt;\n&lt;script type=\"text\/javascript\"&gt;\n  setTimeout(function () {\n    console.log('timeout 2222')\n    alert('22222222')\n  }, 2000)\n  setTimeout(function () {\n    console.log('timeout 1111')\n    alert('1111111')\n  }, 1000)\n  setTimeout(function () {\n    console.log('timeout() 00000')\n  }, 0)\n  function fn() {\n    console.log('fn()')\n  }\n  fn()\n\n  console.log('alert()\u4e4b\u524d')\n  alert('------') \/\/\u6682\u505c\u5f53\u524d\u4e3b\u7ebf\u7a0b\u7684\u6267\u884c, \u540c\u65f6\u6682\u505c\u8ba1\u65f6, \u70b9\u51fb\u786e\u5b9a\u540e, \u6062\u590d\u7a0b\u5e8f\u6267\u884c\u548c\u8ba1\u65f6\n  console.log('alert()\u4e4b\u540e')\n&lt;\/script&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&lt;!DOCTYPE html&gt; &lt;html lang=&#8221;en&#8221;&gt; &lt;head&gt; &lt;met","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[5],"_links":{"self":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/459"}],"collection":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/comments?post=459"}],"version-history":[{"count":0,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/459\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/media?parent=459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/categories?post=459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/tags?post=459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}