{"id":10370,"date":"2023-11-28T21:32:32","date_gmt":"2023-11-28T13:32:32","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10370"},"modified":"2023-11-30T18:52:30","modified_gmt":"2023-11-30T10:52:30","slug":"javascript-zhong-shen-me-shiiife-ta-de-yong-tu-shi","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-shen-me-shiiife-ta-de-yong-tu-shi\/","title":{"rendered":"JavaScript \u4e2d\u4ec0\u4e48\u662f IIFE\uff0c\u5b83\u7684\u7528\u9014\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>IIFE \u6307\u7684\u662f\u7acb\u5373\u8c03\u7528\u51fd\u6570\u8868\u8fbe\u5f0f\uff08Immediately Invoked Function Expression\uff09\uff0c\u662f\u4e00\u79cd JavaScript \u4e2d\u7684\u51fd\u6570\u8868\u8fbe\u5f0f\uff0c\u5b83\u5b9a\u4e49\u540e\u7acb\u5373\u88ab\u8c03\u7528\u6267\u884c\u3002<\/p>\n<h3><a id=\"iife%E7%9A%84%E5%9F%BA%E6%9C%AC%E5%BD%A2%E5%BC%8F%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>IIFE \u7684\u57fa\u672c\u5f62\u5f0f\uff1a<\/h3>\n<pre><code class=\"language-javascript\">(function() {\n  \/\/ \u51fd\u6570\u4f53\n})();\n<\/code><\/pre>\n<h3><a id=\"%E7%94%A8%E9%80%94%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u7528\u9014\uff1a<\/h3>\n<ol>\n<li>\n<p><strong>\u521b\u5efa\u4f5c\u7528\u57df\uff1a<\/strong> IIFE \u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u72ec\u7acb\u7684\u4f5c\u7528\u57df\uff0c\u5185\u90e8\u58f0\u660e\u7684\u53d8\u91cf\u548c\u51fd\u6570\u4e0d\u4f1a\u6c61\u67d3\u5168\u5c40\u4f5c\u7528\u57df\uff0c\u907f\u514d\u547d\u540d\u51b2\u7a81\u548c\u53d8\u91cf\u6cc4\u9732\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u6a21\u5757\u5316\uff1a<\/strong> \u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u6a21\u5757\u5316\u5f00\u53d1\uff0c\u5c06\u76f8\u5173\u7684\u4ee3\u7801\u5c01\u88c5\u5728 IIFE \u4e2d\uff0c\u66b4\u9732\u51fa\u9700\u8981\u7684\u63a5\u53e3\uff0c\u5b9e\u73b0\u79c1\u6709\u53d8\u91cf\u548c\u51fd\u6570\u7684\u5c01\u88c5\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u907f\u514d\u53d8\u91cf\u51b2\u7a81\uff1a<\/strong> \u5728\u591a\u4eba\u5f00\u53d1\u6216\u5f15\u5165\u7b2c\u4e09\u65b9\u5e93\u65f6\uff0c\u4e3a\u4e86\u907f\u514d\u547d\u540d\u51b2\u7a81\uff0c\u53ef\u4ee5\u5c06\u4e00\u4e9b\u7279\u5b9a\u7684\u51fd\u6570\u6216\u53d8\u91cf\u9650\u5b9a\u5728 IIFE \u7684\u4f5c\u7528\u57df\u5185\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-javascript\">(function() {\n  var a = 10;\n  console.log(a); \/\/ \u8f93\u51fa\uff1a10\n})();\n\n\/\/ console.log(a); \/\/ \u6b64\u5904\u65e0\u6cd5\u8bbf\u95ee a\uff0c\u56e0\u4e3a\u5b83\u5728 IIFE \u7684\u4f5c\u7528\u57df\u5185\n<\/code><\/pre>\n<p>IIFE \u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5c01\u88c5\u4ee3\u7801\uff0c\u521b\u5efa\u79c1\u6709\u4f5c\u7528\u57df\uff0c\u907f\u514d\u53d8\u91cf\u6c61\u67d3\u5168\u5c40\u547d\u540d\u7a7a\u95f4\uff0c\u4f7f\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u3002\u540c\u65f6\uff0cIIFE \u4e5f\u53ef\u4ee5\u7acb\u5373\u6267\u884c\u51fd\u6570\u5e76\u8fd4\u56de\u7ed3\u679c\uff0c\u65b9\u4fbf\u5bf9\u4ee3\u7801\u5757\u7684\u6267\u884c\u7ed3\u679c\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IIFE \u6307\u7684\u662f\u7acb\u5373\u8c03\u7528\u51fd\u6570\u8868\u8fbe\u5f0f\uff08Immediately Invoked Function Expressi [&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-10370","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10370","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=10370"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10370\/revisions"}],"predecessor-version":[{"id":13655,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10370\/revisions\/13655"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10370"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}