{"id":12078,"date":"2023-11-28T22:42:37","date_gmt":"2023-11-28T14:42:37","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12078"},"modified":"2023-11-30T20:00:42","modified_gmt":"2023-11-30T12:00:42","slug":"javascript-zhonguse-strict-shi-gan-ma-yong-de","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhonguse-strict-shi-gan-ma-yong-de\/","title":{"rendered":"JavaScript \u4e2d&#8217;use strict&#8217; \u662f\u5e72\u561b\u7528\u7684\uff1f"},"content":{"rendered":"<p><code>'use strict';<\/code> \u662f JavaScript \u4e2d\u7684\u4e00\u4e2a\u6307\u4ee4\uff0c\u7528\u4e8e\u542f\u7528\u4e25\u683c\u6a21\u5f0f\uff08strict mode\uff09\u3002\u5728\u4e25\u683c\u6a21\u5f0f\u4e0b\uff0cJavaScript \u5f15\u64ce\u4f1a\u6267\u884c\u66f4\u4e25\u683c\u7684\u8bed\u6cd5\u68c0\u67e5\uff0c\u63d0\u4f9b\u66f4\u591a\u7684\u9519\u8bef\u68c0\u6d4b\u548c\u62a5\u544a\uff0c\u540c\u65f6\u8fd8\u4f1a\u7981\u7528\u4e00\u4e9b\u4e0d\u5b89\u5168\u6216\u4e0d\u63a8\u8350\u4f7f\u7528\u7684\u8bed\u6cd5\u7279\u6027\uff0c\u4ee5\u53ca\u4e00\u4e9b\u5bb9\u6613\u5bfc\u81f4\u9519\u8bef\u7684\u5168\u5c40\u53d8\u91cf\u3002<\/p>\n<p>\u4e25\u683c\u6a21\u5f0f\u7684\u4f18\u70b9\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u66f4\u5b89\u5168\u7684 JavaScript\uff1a\u53ef\u4ee5\u907f\u514d\u4e00\u4e9b\u6f5c\u5728\u7684\u9519\u8bef\u548c\u9677\u9631\u3002<\/li>\n<li>\u66f4\u4e25\u683c\u7684\u8bed\u6cd5\u548c\u9519\u8bef\u68c0\u67e5\uff1a\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u8c03\u8bd5\u548c\u7ef4\u62a4\u3002<\/li>\n<li>\u6d88\u9664\u4e86\u4e00\u4e9b\u4e0d\u5408\u7406\u6216\u5bb9\u6613\u6df7\u6dc6\u7684 JavaScript \u7279\u6027\uff0c\u5f3a\u5236\u91c7\u7528\u66f4\u4f73\u7684\u7f16\u7a0b\u5b9e\u8df5\u3002<\/li>\n<\/ol>\n<p>\u8981\u542f\u7528\u4e25\u683c\u6a21\u5f0f\uff0c\u53ea\u9700\u5728 JavaScript \u6587\u4ef6\u6216\u51fd\u6570\u7684\u9876\u90e8\u6dfb\u52a0 <code>'use strict';<\/code> \u5373\u53ef\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-javascript\">'use strict';\n\n\/\/ \u4e25\u683c\u6a21\u5f0f\u4e0b\u7684 JavaScript \u4ee3\u7801\n<\/code><\/pre>\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4e25\u683c\u6a21\u5f0f\u4e0b\uff0c\u4e00\u4e9b\u4e0d\u5b89\u5168\u7684\u64cd\u4f5c\u4f1a\u629b\u51fa\u9519\u8bef\uff0c\u56e0\u6b64\u5728\u542f\u7528\u4e25\u683c\u6a21\u5f0f\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u4fee\u6539\u90e8\u5206\u4ee3\u7801\u4ee5\u7b26\u5408\u4e25\u683c\u6a21\u5f0f\u7684\u8981\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8216;use strict&#8217;; \u662f JavaScript \u4e2d\u7684\u4e00\u4e2a\u6307\u4ee4\uff0c\u7528\u4e8e\u542f\u7528\u4e25\u683c\u6a21\u5f0f\uff08strict mode\uff09 [&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-12078","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12078","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=12078"}],"version-history":[{"count":3,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12078\/revisions"}],"predecessor-version":[{"id":13704,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12078\/revisions\/13704"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12078"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}