{"id":2071,"date":"2025-02-26T23:31:11","date_gmt":"2025-02-26T15:31:11","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2071"},"modified":"2025-02-26T23:31:11","modified_gmt":"2025-02-26T15:31:11","slug":"javascript-%e4%bf%9d%e7%95%99%e5%85%b3%e9%94%ae%e5%ad%97","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/02\/26\/javascript-%e4%bf%9d%e7%95%99%e5%85%b3%e9%94%ae%e5%ad%97\/","title":{"rendered":"JavaScript \u4fdd\u7559\u5173\u952e\u5b57"},"content":{"rendered":"\n<p>JavaScript \u4e2d\u6709\u4e00\u4e9b\u4fdd\u7559\u7684\u5173\u952e\u5b57\uff0c\u5b83\u4eec\u5728\u8bed\u8a00\u4e2d\u6709\u7279\u5b9a\u7684\u610f\u4e49\uff0c\u4e0d\u80fd\u7528\u4f5c\u6807\u8bc6\u7b26\uff08\u4f8b\u5982\u53d8\u91cf\u540d\u3001\u51fd\u6570\u540d\u3001\u7c7b\u540d\u7b49\uff09\u3002\u8fd9\u4e9b\u5173\u952e\u5b57\u7528\u4e8e\u5b9a\u4e49\u8bed\u8a00\u7684\u7ed3\u6784\u548c\u63a7\u5236\u6d41\uff0c\u56e0\u6b64\u4e0d\u80fd\u88ab\u91cd\u65b0\u8d4b\u503c\u6216\u7528\u4e8e\u5176\u4ed6\u76ee\u7684\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f JavaScript \u4e2d\u7684\u4fdd\u7559\u5173\u952e\u5b57\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u4fdd\u7559\u7684\u5173\u952e\u5b57\uff1a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>abstract<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u62bd\u8c61\u7c7b\uff0c\u6682\u65f6\u6ca1\u6709\u5728 JavaScript \u4e2d\u5b9e\u73b0\u3002<\/li>\n\n\n\n<li><strong><code>await<\/code><\/strong>: \u7528\u4e8e\u5728\u5f02\u6b65\u51fd\u6570\u4e2d\u7b49\u5f85 Promise \u88ab\u89e3\u6790\u3002<\/li>\n\n\n\n<li><strong><code>boolean<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u5e03\u5c14\u503c\u7c7b\u578b\u3002<\/li>\n\n\n\n<li><strong><code>break<\/code><\/strong>: \u9000\u51fa\u5faa\u73af\u6216 <code>switch<\/code> \u8bed\u53e5\u3002<\/li>\n\n\n\n<li><strong><code>byte<\/code><\/strong>: \u8868\u793a\u5b57\u8282\u6570\u636e\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>case<\/code><\/strong>: \u7528\u4e8e <code>switch<\/code> \u8bed\u53e5\u4e2d\u7684\u5206\u652f\u3002<\/li>\n\n\n\n<li><strong><code>catch<\/code><\/strong>: \u6355\u83b7\u5f02\u5e38\u5757\uff0c\u5728 <code>try...catch<\/code> \u4e2d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>char<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u5b57\u7b26\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>class<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u7c7b\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>const<\/code><\/strong>: \u5b9a\u4e49\u5e38\u91cf\u53d8\u91cf\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>continue<\/code><\/strong>: \u8df3\u8fc7\u5f53\u524d\u5faa\u73af\u7684\u5269\u4f59\u90e8\u5206\u5e76\u5f00\u59cb\u4e0b\u4e00\u4e2a\u5faa\u73af\u3002<\/li>\n\n\n\n<li><strong><code>debugger<\/code><\/strong>: \u7528\u4e8e\u8c03\u8bd5\u4ee3\u7801\u65f6\u7684\u65ad\u70b9\u3002<\/li>\n\n\n\n<li><strong><code>default<\/code><\/strong>: \u5728 <code>switch<\/code> \u8bed\u53e5\u4e2d\u5b9a\u4e49\u9ed8\u8ba4\u5206\u652f\u3002<\/li>\n\n\n\n<li><strong><code>delete<\/code><\/strong>: \u5220\u9664\u5bf9\u8c61\u7684\u5c5e\u6027\u6216\u6570\u7ec4\u7684\u5143\u7d20\u3002<\/li>\n\n\n\n<li><strong><code>do<\/code><\/strong>: \u7528\u4e8e <code>do...while<\/code> \u5faa\u73af\u7684\u5f00\u59cb\u90e8\u5206\u3002<\/li>\n\n\n\n<li><strong><code>double<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u53cc\u7cbe\u5ea6\u6d6e\u52a8\u70b9\u6570\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>else<\/code><\/strong>: \u5728 <code>if<\/code> \u8bed\u53e5\u4e2d\u6307\u5b9a\u5176\u4ed6\u5206\u652f\u3002<\/li>\n\n\n\n<li><strong><code>enum<\/code><\/strong>: \u5728 JavaScript \u4e2d\u6ca1\u6709\u5b9e\u73b0\uff0c\u4f46\u5728 TypeScript \u4e2d\u6709\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>eval<\/code><\/strong>: \u7528\u4e8e\u6267\u884c JavaScript \u4ee3\u7801\u3002<\/li>\n\n\n\n<li><strong><code>export<\/code><\/strong>: \u7528\u4e8e\u5bfc\u51fa\u6a21\u5757\u4e2d\u7684\u5185\u5bb9\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>extends<\/code><\/strong>: \u7528\u4e8e\u7ee7\u627f\u7c7b\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>final<\/code><\/strong>: \u5728 Java \u4e2d\u4f7f\u7528\uff0c\u7528\u4e8e\u4fee\u9970\u65b9\u6cd5\u548c\u53d8\u91cf\uff0cJavaScript \u4e0d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>finally<\/code><\/strong>: \u5728 <code>try...catch<\/code> \u8bed\u53e5\u5757\u4e2d\u7684\u6700\u540e\u6267\u884c\u4ee3\u7801\u3002<\/li>\n\n\n\n<li><strong><code>float<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u6d6e\u70b9\u6570\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>for<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u5faa\u73af\u3002<\/li>\n\n\n\n<li><strong><code>for...in<\/code><\/strong>: \u7528\u4e8e\u904d\u5386\u5bf9\u8c61\u7684\u5c5e\u6027\u3002<\/li>\n\n\n\n<li><strong><code>for...of<\/code><\/strong>: \u7528\u4e8e\u904d\u5386\u6570\u7ec4\u6216\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u5143\u7d20\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>function<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u51fd\u6570\u3002<\/li>\n\n\n\n<li><strong><code>goto<\/code><\/strong>: JavaScript \u4e2d\u6ca1\u6709\u5b9e\u73b0\uff0c\u4f46\u5176\u4ed6\u8bed\u8a00\u4e2d\u7528\u4e8e\u8df3\u8f6c\u3002<\/li>\n\n\n\n<li><strong><code>if<\/code><\/strong>: \u7528\u4e8e\u6761\u4ef6\u5224\u65ad\u3002<\/li>\n\n\n\n<li><strong><code>implements<\/code><\/strong>: \u5728 JavaScript \u4e2d\u6ca1\u6709\u5b9e\u73b0\uff0c\u4f46\u5728 TypeScript \u4e2d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>import<\/code><\/strong>: \u7528\u4e8e\u5bfc\u5165\u6a21\u5757\u4e2d\u7684\u5185\u5bb9\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>in<\/code><\/strong>: \u7528\u4e8e\u68c0\u67e5\u5bf9\u8c61\u662f\u5426\u5177\u6709\u7279\u5b9a\u5c5e\u6027\u3002<\/li>\n\n\n\n<li><strong><code>instanceof<\/code><\/strong>: \u7528\u4e8e\u68c0\u67e5\u5bf9\u8c61\u662f\u5426\u662f\u67d0\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u3002<\/li>\n\n\n\n<li><strong><code>int<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u6574\u6570\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>interface<\/code><\/strong>: \u5728 JavaScript \u4e2d\u6ca1\u6709\u5b9e\u73b0\uff0c\u4f46\u5728 TypeScript \u4e2d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>let<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u5757\u7ea7\u4f5c\u7528\u57df\u7684\u53d8\u91cf\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>long<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u957f\u6574\u6570\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>match<\/code><\/strong>: \u7528\u4e8e\u5339\u914d\u5b57\u7b26\u4e32\u4e0e\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/li>\n\n\n\n<li><strong><code>native<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u539f\u751f\u65b9\u6cd5\u6216\u529f\u80fd\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>new<\/code><\/strong>: \u7528\u4e8e\u521b\u5efa\u7c7b\u7684\u5b9e\u4f8b\u3002<\/li>\n\n\n\n<li><strong><code>null<\/code><\/strong>: \u8868\u793a\u7a7a\u503c\u6216\u6ca1\u6709\u503c\u3002<\/li>\n\n\n\n<li><strong><code>package<\/code><\/strong>: \u7528\u4e8e Java \u5305\u7684\u5b9a\u4e49\uff0cJavaScript \u4e0d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>private<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u7c7b\u4e2d\u7684\u79c1\u6709\u6210\u5458\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>protected<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u7c7b\u4e2d\u7684\u53d7\u4fdd\u62a4\u6210\u5458\uff0cJavaScript \u4e0d\u76f4\u63a5\u652f\u6301\u3002<\/li>\n\n\n\n<li><strong><code>public<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u7c7b\u4e2d\u7684\u516c\u6709\u6210\u5458\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>return<\/code><\/strong>: \u7528\u4e8e\u4ece\u51fd\u6570\u8fd4\u56de\u503c\u3002<\/li>\n\n\n\n<li><strong><code>short<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u77ed\u6574\u6570\u7c7b\u578b\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>static<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u7c7b\u7684\u9759\u6001\u6210\u5458\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>super<\/code><\/strong>: \u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u6216\u6784\u9020\u51fd\u6570\uff08ES6 \u5f15\u5165\uff09\u3002<\/li>\n\n\n\n<li><strong><code>switch<\/code><\/strong>: \u7528\u4e8e\u6761\u4ef6\u5206\u652f\u3002<\/li>\n\n\n\n<li><strong><code>synchronized<\/code><\/strong>: \u7528\u4e8e Java \u4e2d\u7684\u540c\u6b65\u65b9\u6cd5\uff0cJavaScript \u4e0d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong><code>this<\/code><\/strong>: \u8868\u793a\u5f53\u524d\u6267\u884c\u4e0a\u4e0b\u6587\u7684\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li><strong><code>throw<\/code><\/strong>: \u7528\u4e8e\u629b\u51fa\u5f02\u5e38\u3002<\/li>\n\n\n\n<li><strong><code>try<\/code><\/strong>: \u7528\u4e8e\u5f02\u5e38\u5904\u7406\u7684\u8d77\u59cb\u90e8\u5206\u3002<\/li>\n\n\n\n<li><strong><code>typeof<\/code><\/strong>: \u7528\u4e8e\u68c0\u67e5\u53d8\u91cf\u7684\u6570\u636e\u7c7b\u578b\u3002<\/li>\n\n\n\n<li><strong><code>var<\/code><\/strong>: \u7528\u4e8e\u58f0\u660e\u53d8\u91cf\u3002<\/li>\n\n\n\n<li><strong><code>void<\/code><\/strong>: \u8868\u793a\u65e0\u8fd4\u56de\u503c\uff0c\u5e38\u7528\u4e8e\u51fd\u6570\u3002<\/li>\n\n\n\n<li><strong><code>volatile<\/code><\/strong>: \u7528\u4e8e\u8868\u793a\u6613\u53d8\u7684\u53d8\u91cf\uff0c\u5df2\u5f03\u7528\u3002<\/li>\n\n\n\n<li><strong><code>while<\/code><\/strong>: \u7528\u4e8e\u5b9a\u4e49\u5faa\u73af\u3002<\/li>\n\n\n\n<li><strong><code>with<\/code><\/strong>: \u7528\u4e8e\u6269\u5c55\u4f5c\u7528\u57df\u94fe\uff0c\u4f46\u5df2\u7ecf\u4e0d\u63a8\u8350\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u975e\u4fdd\u7559\u5173\u952e\u5b57\uff1a<\/strong><\/h3>\n\n\n\n<p>\u9664\u4e86\u4e0a\u8ff0\u5173\u952e\u5b57\u5916\uff0c\u8fd8\u6709\u4e00\u4e9b\u8bcd\u6c47\u662f JavaScript \u4e2d\u7684<strong>\u4fdd\u7559\u5b57<\/strong>\uff0c\u5b83\u4eec\u76ee\u524d\u672a\u88ab\u4f7f\u7528\uff0c\u4f46\u672a\u6765\u53ef\u80fd\u4f1a\u6210\u4e3a\u5173\u952e\u5b57\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>await<\/code><\/strong>\uff08\u5728\u975e\u6a21\u5757\u4e2d\u4e0d\u53ef\u7528\uff0c\u4f7f\u7528\u65f6\u4f1a\u629b\u51fa\u8bed\u6cd5\u9519\u8bef\uff09\u3002<\/li>\n\n\n\n<li><strong><code>interface<\/code><\/strong>\u3001<strong><code>package<\/code><\/strong>\u3001<strong><code>protected<\/code><\/strong> \u7b49\uff0c\u4e5f\u4f5c\u4e3a\u672a\u6765\u7684\u4fdd\u7559\u5b57\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<p>\u5728\u7f16\u5199 JavaScript \u4ee3\u7801\u65f6\uff0c\u907f\u514d\u4f7f\u7528\u8fd9\u4e9b\u4fdd\u7559\u5173\u952e\u5b57\u4f5c\u4e3a\u53d8\u91cf\u3001\u51fd\u6570\u3001\u7c7b\u6216\u5bf9\u8c61\u7684\u540d\u79f0\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u8bed\u6cd5\u9519\u8bef\u548c\u4e0e JavaScript \u5185\u90e8\u673a\u5236\u7684\u51b2\u7a81\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>JavaScript \u4e2d\u6709\u4e00\u4e9b\u4fdd\u7559\u7684\u5173\u952e\u5b57\uff0c\u5b83\u4eec\u5728\u8bed\u8a00\u4e2d\u6709\u7279\u5b9a\u7684\u610f\u4e49\uff0c\u4e0d\u80fd\u7528\u4f5c\u6807\u8bc6\u7b26\uff08\u4f8b\u5982\u53d8\u91cf\u540d\u3001\u51fd\u6570\u540d\u3001\u7c7b\u540d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"class_list":["post-2071","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2071"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2071\/revisions"}],"predecessor-version":[{"id":2072,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2071\/revisions\/2072"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}