{"id":6273,"date":"2022-06-23T16:18:45","date_gmt":"2022-06-23T08:18:45","guid":{"rendered":"https:\/\/www.lilichao.com\/?p=6273"},"modified":"2022-07-30T22:18:10","modified_gmt":"2022-07-30T14:18:10","slug":"%e5%ad%97%e9%9d%a2%e9%87%8f%e5%92%8c%e5%8f%98%e9%87%8f","status":"publish","type":"post","link":"https:\/\/lilichao.com\/?p=6273","title":{"rendered":"\u5b57\u9762\u91cf\u548c\u53d8\u91cf"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u5b57\u9762\u91cf<\/h2>\n\n\n\n<p>\u5b57\u9762\u91cf\u5176\u5b9e\u5c31\u662f\u4e00\u4e2a\u503c\u3002\u50cf1\u30012\u30013\u8fd9\u79cd\u6570\u5b57\uff0c\u53c8\u50cf\u662f&#8221;abc&#8221;\u3001&#8221;\u4f60\u597d&#8221;\u3001&#8221;\u9504\u79be\u65e5\u5f53\u5348&#8221;\u8fd9\u79cd\u5b57\u7b26\u4e32\uff0c\u518d\u6709\u5c31\u662ftrue\u3001false\u8fd9\u4e9b\u5e03\u5c14\u503c\uff0c\u90fd\u662f\u5b57\u9762\u91cf\u3002\u6240\u8c13\u7684\u5b57\u9762\u91cf\uff0c\u6307\u8fd9\u4e9b\u503c\u6240\u4ee3\u8868\u7684\u610f\u601d\u5c31\u662f\u5b83\u4eec\u5b57\u9762\u4e0a\u7684\u542b\u4e49\uff0c1\u5c31\u662f1\u30012\u5c31\u662f2\u3001&#8221;hello&#8221;\u5c31\u662f&#8221;hello&#8221;\uff0c\u6ca1\u6709\u5176\u4ed6\u7279\u6b8a\u542b\u4e49\u3002<\/p>\n\n\n\n<p>\u5728JS\u4e2d\u5b57\u9762\u91cf\u90fd\u662f\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    console.log(123)\n    console.log(\"hello\")\n    console.log(true)\n    console.log(null)\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u5b57\u9762\u91cf\u867d\u7136\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\uff0c\u4f46\u82e5\u771f\u7684\u4f7f\u7528\u4f1a\u5e26\u6765\u8bf8\u591a\u7684\u4e0d\u4fbf\uff1a<\/p>\n\n\n\n<ol><li>\u5b57\u9762\u91cf\u53ea\u6709\u5b57\u9762\u610f\u601d\uff0c\u53ea\u4f7f\u7528\u5b57\u9762\u91cf\u65e0\u6cd5\u5224\u65ad\u5176\u542b\u4e49\u3002\u6bd4\u5982\uff0c\u6570\u5b5710\uff0c\u5982\u679c\u53ea\u770b\u5230\u4e00\u4e2a10\u6211\u4eec\u6ca1\u6709\u529e\u6cd5\u5224\u65ad\u5b83\u6240\u4ee3\u8868\u7684\u542b\u4e49\u300210\u5c81\uff1f10\u5343\u514b\uff1f10\u7c73\uff1f\u65e0\u6cd5\u5f97\u77e5\u3002<\/li><li>\u5b57\u9762\u91cf\u65e0\u6cd5\u4fee\u6539\u3002\u5b57\u9762\u91cf\u4e00\u65e6\u4f7f\u7528\u4fbf\u65e0\u6cd5\u66f4\u6539\uff0c\u8fd9\u5bfc\u81f4\u4f7f\u7528\u5b57\u9762\u91cf\u540e\u8981\u60f3\u4fee\u6539\u5fc5\u987b\u4f7f\u7528\u65b0\u7684\u5b57\u9762\u91cf\u53bb\u66ff\u6362\u539f\u6765\u7684\uff0c\u5341\u5206\u4e0d\u4fbf\u3002<\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d8\u91cf<\/h2>\n\n\n\n<p>\u53d8\u91cf\u53ef\u4ee5\u7528\u6765\u201c\u5b58\u50a8\u201d\u5b57\u9762\u91cf\uff0c\u8fd9\u91cc\u5b58\u50a8\u52a0\u4e86\u5f15\u53f7\uff0c\u540e\u8fb9\u7684\u8bfe\u7a0b\u6211\u4eec\u4f1a\u89e3\u91ca\u3002\u53d8\u91cf\u7684\u4f5c\u7528\u7c7b\u4f3c\u4e8e\u6570\u5b66\u4e2d\u7684\u53d8\u91cf\uff08\u672a\u77e5\u6570\uff09\u3002\u5728\u6570\u5b66\u4e2d\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\uff0c\u8bbe\u5c0f\u660e\u7684\u8eab\u9ad8\u4e3ax\uff0c\u8bbe\u4e86x\u540e\u4fbf\u53ef\u4ee5\u7528x\u4ee3\u8868\u5c0f\u660e\u7684\u8eab\u9ad8\u3002\u540c\u7406\u5728\u7f16\u7a0b\u8bed\u8a00\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u53d8\u91cf\u6765\u5b58\u50a8\u4e00\u4e2a\u5b57\u9762\u91cf\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u4f7f\u7528\u53d8\u91cf\u6765\u4ee3\u8868\u8fd9\u4e2a\u5b57\u9762\u91cf\u4e86\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    let a = 10\n    let b = \"hello\"\n    let c = true\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u76f8\u8f83\u4e8e\u5b57\u9762\u91cf\uff0c\u53d8\u91cf\u6709\u5f88\u591a\u7684\u4f18\u52bf\uff1a<\/p>\n\n\n\n<ol><li>\u53d8\u91cf\u53ef\u4ee5\u81ea\u5df1\u547d\u540d\uff0c\u53ef\u4ee5\u901a\u8fc7\u53d8\u91cf\u6765\u63cf\u8ff0\u5b57\u9762\u91cf\u3002\u6bd4\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528<code>age = 10<\/code>\uff0c\u8fd9\u6837\u6211\u4eec\u901a\u8fc7\u53d8\u91cf\u7684\u540d\u5b57\u5c31\u80fd\u5224\u65ad10\u662f\u5e74\u9f84\u800c\u4e0d\u662f\u5176\u4ed6\u3002<\/li><li>\u53d8\u91cf\u53ef\u4ee5\u4fee\u6539\u3002\u4f7f\u7528\u53d8\u91cf\u65f6\uff0c\u5982\u679c\u60f3\u4fee\u6539\u53d8\u91cf\u7684\u503c\uff0c\u76f4\u63a5\u91cd\u65b0\u5bf9\u5176\u8d4b\u503c\u5373\u53ef\uff0c\u65e0\u9700\u5176\u4ed6\u591a\u4f59\u64cd\u4f5c\u3002<\/li><\/ol>\n\n\n\n<p>\u6240\u4ee5\u5728\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u5e94\u8be5\u5c3d\u91cf\u591a\u5730\u4f7f\u7528\u53d8\u91cf\uff0c\u800c\u51cf\u5c11\u76f4\u63a5\u4f7f\u7528\u5b57\u9762\u91cf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d8\u91cf\u7684\u4f7f\u7528<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u58f0\u660e\u53d8\u91cf<\/h3>\n\n\n\n<p>\u8981\u4f7f\u7528\u4e00\u4e2a\u53d8\u91cf\u5fc5\u987b\u5148\u5bf9\u53d8\u91cf\u8fdb\u884c\u58f0\u660e\uff0cJS\u662f\u4e00\u95e8\u52a8\u6001\u7c7b\u578b\u7684\u8bed\u8a00\uff0c\u53d8\u91cf\u65f6\u6ca1\u6709\u7c7b\u578b\u7684\u3002\u4f46\u7531\u4e8e\u5386\u53f2\u539f\u56e0\uff0c\u53d8\u91cf\u7684\u58f0\u660e\u6709\u4e24\u79cd\u65b9\u5f0f\uff0c\u65e7\u7248\u672c\u7684var\u548c\u65b0\u7248\u672c\u7684let\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    let a\n    var b\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u8fd8\u662f\u63a8\u8350\u4f7f\u7528\u65b0\u7248\u672c\u7684let\uff0c\u800c\u4e0d\u8981\u7528var\u3002\u5b83\u4eec\u7684\u5177\u4f53\u533a\u522b\u6211\u4eec\u4f1a\u5728\u540e\u8fb9\u7684\u8bfe\u7a0b\u4e2d\u5b66\u4e60\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3a\u53d8\u91cf\u8d4b\u503c<\/h3>\n\n\n\n<p>\u58f0\u660e\u53d8\u91cf\u540e\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528<code>=<\/code>\u6765\u4e3a\u53d8\u91cf\u8d4b\u503c\uff0c\u8d4b\u503c\u540e\u53ef\u4ee5\u4efb\u610f\u7684\u4fee\u6539\u53d8\u91cf\u7684\u503c\uff0cJS\u4e2d\u6ca1\u6709\u4efb\u4f55\u7684\u9650\u5236\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    let a\n    a = 10\n    a = 20\n    a = 'hello'\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u540c\u65f6\u58f0\u660e\u548c\u8d4b\u503c<\/h3>\n\n\n\n<p>\u66f4\u5e38\u89c1\u7684\u7528\u6cd5\u662f\uff0c\u58f0\u660e\u548c\u8d4b\u503c\u540c\u65f6\u8fdb\u884c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    let a = 10\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u91cf<\/h3>\n\n\n\n<p>\u9664\u4e86\u53d8\u91cf\u5916\uff0c\u5728JS\u4e2d\u8fd8\u53ef\u4ee5\u4f7f\u7528<code>const<\/code>\u5173\u952e\u5b57\u6765\u58f0\u660e\u5e38\u91cf\uff0c\u533a\u522b\u4e8e\u53d8\u91cf\uff0c\u5e38\u91cf\u53ea\u80fd\u5728\u521d\u59cb\u5316\u65f6\u5bf9\u5176\u8d4b\u503c\uff0c\u4e00\u65e6\u8d4b\u503c\u5219\u65e0\u6cd5\u4fee\u6539\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    const a = 20\n    a = 30 \/\/ \u62a5\u9519 Uncaught TypeError: Assignment to constant variable.\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u5728JS\u4e2d\u9664\u4e86\u4e00\u4e9b\u5e38\u89c4\u7684\u5e38\u91cf\u5916\uff0c\u8fd8\u7ecf\u5e38\u4f7f\u7528const\u58f0\u660e\u7528\u6765\u5b58\u50a8\u5bf9\u8c61\u7684\u53d8\u91cf\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u53d8\u91cf\u88ab\u610f\u5916\u4fee\u6539\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6807\u8bc6\u7b26<\/h2>\n\n\n\n<p>JS\u4e2d\u6240\u6709\u7684\u53ef\u4ee5\u81ea\u4e3b\u547d\u540d\u7684\u5185\u5bb9\u90fd\u53ef\u4ee5\u8ba4\u4e3a\u662f\u6807\u8bc6\u7b26\u3002\u50cf\u662f\uff1a\u53d8\u91cf\u3001\u51fd\u6570\u540d\u3001\u7c7b\u540d\u7b49\u3002\u6807\u8bc6\u7b26\u867d\u7136\u7531\u6211\u4eec\u81ea\u4e3b\u547d\u540d\uff0c\u4f46\u662f\u547d\u540d\u65f6\u8fd8\u9700\u8981\u9075\u5faa\u4e00\u4e9b\u89c4\u5219\uff1a<\/p>\n\n\n\n<ol><li>\u6807\u8bc6\u7b26\u53ea\u80fd\u542b\u6709\u5b57\u6bcd\u3001\u6570\u5b57\u3001_\u548c$\uff0c\u4e14\u4e0d\u80fd\u4ee5\u6570\u5b57\u5f00\u5934\u3002<\/li><li>\u6807\u8bc6\u7b26\u4e0d\u80fd\u662fJS\u4e2d\u7684\u5173\u952e\u5b57\u548c\u4fdd\u7559\u5b57\u3002<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/JavaScript\/Reference\/Lexical_grammar#keywords\" target=\"_blank\" rel=\"noreferrer noopener\">\u5217\u8868<\/a><\/li><li>\u6807\u8bc6\u7b26\u9700\u8981\u4f7f\u7528\u56fa\u5b9a\u7684\u547d\u540d\u65b9\u5f0f\uff1a<ol><li>\u5e38\u89c4\uff0c\u9a7c\u5cf0\u547d\u540d\u6cd5\uff1a\u9996\u5b57\u6bcd\u5c0f\u5199\uff0c\u5355\u8bcd\u5f00\u5934\u5927\u5199\u3002\u4f8b\u5982\uff1amaxlength -&gt; maxLength<\/li><li>\u7c7b\u540d\uff0c\u5927\u9a7c\u5cf0\u547d\u540d\u6cd5\uff1a\u9996\u5b57\u6bcd\u5927\u5199\uff0c\u5355\u8bcd\u5f00\u5934\u5927\u5199\u3002\u4f8b\u5982\uff1amaxlength -&gt; MaxLength<\/li><li>\u5e38\u91cf\uff0c\u5168\u90fd\u4f7f\u7528\u5927\u5199\uff0c\u5b57\u6bcd\u4f7f\u7528_\u5206\u5f00\u3002\u4f8b\u5982\uff1amaxlength -&gt; MAX_LENGTH<\/li><\/ol><\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d8\u91cf\u5b58\u50a8\u7684\u662f\u5185\u5b58\u5730\u5740<\/h2>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><strong>\u6ce8\u610f\uff1a\u672c\u6587\u4e2d\u7684\u5185\u5b58\u7ed3\u6784\u90fd\u662f\u7b80\u5316\u8fc7\u7684\u5185\u5b58\u7ed3\u6784\uff0c\u5b9e\u9645\u5185\u5b58\u7ed3\u6784\u8981\u66f4\u590d\u6742\u4e00\u4e9b<\/strong><\/mark><\/p>\n\n\n\n<p>\u5728\u4e0a\u6587\u4e2d\u6211\u4eec\u4e00\u76f4\u53cd\u590d\u7684\u8bf4\uff0c\u53d8\u91cf\u5b58\u50a8\u5b57\u9762\u91cf\uff0c\u53d8\u91cf\u5b58\u50a8\u5b57\u9762\u91cf&#8230;&#8230; \u751a\u81f3\u540e\u8fb9\u6211\u4eec\u4f9d\u7136\u4f1a\u53cd\u590d\u7684\u8bf4\u8fd9\u53e5\u8bdd\u3002\u4f46\u662f\u4e25\u683c\u6765\u8bf4\u8fd9\u53e5\u8bdd\u5e76\u4e0d\u51c6\u786e\uff0c\u56e0\u4e3a\u53d8\u91cf\u5e76\u4e0d\u76f4\u63a5\u5b58\u50a8\u5b57\u9762\u91cf\uff0c\u800c\u662f\u5b58\u50a8\u5b57\u9762\u91cf\u7684\u5185\u5b58\u5730\u5740\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5185\u5b58<\/h3>\n\n\n\n<p>\u7a0b\u5e8f\u8fd0\u884c\u4e2d\u7684\u6240\u6709\u6570\u636e\u90fd\u8981\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\uff0cJavaScript\u4e2d\u4f7f\u7528\u7684\u53d8\u91cf\u548c\u5b57\u9762\u91cf\u4e5f\u4e0d\u4f8b\u5916\u3002\u53d8\u91cf\u5728\u5185\u5b58\u4e2d\u7684\u7ed3\u6784\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u8868\u683c\uff0c\u8868\u683c\u4e2d\u4e00\u5217\u662f\u53d8\u91cf\u7684\u540d\u5b57\uff0c\u4e00\u5217\u662f\u53d8\u91cf\u7684\u503c\uff0c\u50cf\u4e0b\u9762\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u5728\u5185\u5b58\u4e2d\u7684\u7ed3\u6784\u5927\u6982\u662f\u4e0b\u56fe\u7684\u6837\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>let a\nlet b\nlet c<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"581\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116-1024x581.png\" alt=\"\" class=\"wp-image-6291\" srcset=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116-1024x581.png 1024w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116-300x170.png 300w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116-768x436.png 768w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116-1000x568.png 1000w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623204839116.png 1094w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u7531\u4e8e\u8fd8\u6ca1\u6709\u4e3a\u53d8\u91cf\u8d4b\u503c\uff0c\u6240\u4ee5\u503c\u7684\u4f4d\u7f6e\u662f\u7a7a\u7684\u3002\u5047\u5982\u662f\u8fd9\u6837\u4e00\u6bb5\u4ee3\u7801\u5462\uff1f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>let a = 10\nlet b = \"hello\"\nlet c = true<\/code><\/pre>\n\n\n\n<p>a\u3001b\u3001c\u4e09\u4e2a\u53d8\u91cf\u6211\u4eec\u5df2\u7ecf\u77e5\u9053\u5728\u54ea\u5b58\u50a8\u4e86\uff0c\u90a3\u4e4810\u3001&#8221;hello&#8221;\u3001true\u8fd9\u4e9b\u5b57\u9762\u91cf\u8981\u5b58\u50a8\u5728\u54ea\u5462\uff1f\u6700\u5bb9\u6613\u60f3\u5230\u7684\u662f\u5b57\u9762\u91cf\u53ef\u4ee5\u5b58\u50a8\u5230\u53d8\u91cf\u7684\u7b2c\u4e8c\u4e2a\u5217\u4e2d\uff0c\u50cf\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"275\" height=\"181\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623205216350.png\" alt=\"\" class=\"wp-image-6292\"\/><\/figure>\n\n\n\n<p>\u4f46\u662f\u5f88\u53ef\u60dc\u8fd9\u9519\u8bef\u7684\uff0c\u56e0\u4e3a\u8fd9\u79cd\u7ed3\u6784JavaScript\u65e0\u6cd5\u5b9e\u73b0\u6216\u5f88\u96be\u5b9e\u73b0\u3002\u4e3a\u4ec0\u4e48\u5462\uff1f\u9996\u514810\u3001&#8221;hello&#8221;\u3001true\u8fd9\u4e9b\u5b57\u9762\u91cf\uff0c\u4e5f\u9700\u8981\u5360\u7528\u5185\u5b58\uff0c\u5e76\u4e14\u5f88\u660e\u663e\u5b83\u4eec\u5360\u7528\u5185\u5b58\u7684\u5927\u5c0f\u662f\u4e0d\u540c\u7684\u3002\u800c\u53d8\u91cf\u4e00\u65e6\u521b\u5efa\u5176\u5185\u5b58\u5927\u5c0f\u5c31\u5df2\u7ecf\u786e\u5b9a\u4e86\uff0c\u90a3\u4e48\u503c\u90a3\u4e00\u5217\u8981\u7559\u591a\u5927\u7684\u5185\u5b58\u624d\u80fd\u5b58\u50a8\u8fd9\u4e9b\u5b57\u9762\u91cf\u5462\uff1f\u5185\u5b58\u7559\u5c0f\u4e86\uff0c\u5927\u7684\u5b57\u9762\u91cf\u653e\u4e0d\u4e0b\u3002\u5185\u5b58\u7559\u5927\u4e86\uff0c\u5c0f\u7684\u5b57\u9762\u91cf\u7528\u4e0d\u5b8c\uff0c\u4f1a\u6d6a\u8d39\u3002\u5e76\u4e14\u6211\u4eec\u4e5f\u4e0d\u53ef\u80fd\u8bbe\u7f6e\u4e00\u4e2a\u56fa\u5b9a\u7684\u7a7a\u95f4\u4f7f\u5176\u53ef\u4ee5\u5bb9\u7eb3\u4efb\u610f\u7684\u5b57\u9762\u91cf\uff0c\u8fd9\u662f\u505a\u4e0d\u5230\u7684\u3002<\/p>\n\n\n\n<p>\u5b9e\u9645\u4e0a\uff0c\u6bcf\u5f53\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5b57\u9762\u91cf\u65f6\uff0cJavaScript\u5c31\u4f1a\u4e3a\u5176\u5728\u5185\u5b58\u4e2d\u5f00\u8f9f\u51fa\u4e00\u5757\u65b0\u7684\u7a7a\u95f4\uff0c\u4e13\u95e8\u7528\u6765\u5b58\u50a8\u8fd9\u4e2a\u5b57\u9762\u91cf\uff0c\u8fd9\u5757\u7a7a\u95f4\u5c06\u521a\u597d\u5bb9\u7eb3\u4e0b\u8be5\u6570\u636e\u3002\u6bcf\u4e00\u4e2a\u5757\u5185\u5b58\u7a7a\u95f4\u90fd\u4f1a\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u5185\u5b58\u5730\u5740\uff0c\u53d8\u91cf\u53ea\u9700\u5b58\u50a8\u5185\u5b58\u5730\u5740\uff0c\u5373\u53ef\u548c\u5b57\u9762\u91cf\u4ea7\u751f\u5173\u8054\u3002\u4f8b\u5982<code>let a = 10<\/code>\u8fd9\u6837\u4e00\u884c\u4ee3\u7801\uff0c\u5b83\u7684\u5185\u5b58\u7ed3\u6784\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"571\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329-1024x571.png\" alt=\"\" class=\"wp-image-6293\" srcset=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329-1024x571.png 1024w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329-300x167.png 300w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329-768x428.png 768w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329-1000x557.png 1000w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/06\/20220623212959329.png 1064w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5f53\u6211\u4eec\u8bbf\u95ee\u4e00\u4e2a\u53d8\u91cf\u65f6\uff0c\u89e3\u6790\u5668\u4f1a\u5148\u627e\u5230\u5bf9\u5e94\u7684\u53d8\u91cf\uff0c\u518d\u901a\u8fc7\u53d8\u91cf\u4e2d\u5b58\u50a8\u7684\u5185\u5b58\u5730\u5740\u627e\u5230\u5bf9\u5e94\u7684\u5b57\u9762\u91cf\u3002<\/p>\n\n\n\n<p>\u76f8\u8f83\u4e8e\u76f4\u63a5\u5b58\u50a8\u5b57\u9762\u91cf\u6765\u8bf4\uff0c\u5185\u5b58\u5730\u5740\u7684\u5927\u5c0f\u662f\u56fa\u5b9a\u7684\u3002\u6b64\u65f6\u89e3\u6790\u5668\u53ea\u9700\u4e3a\u53d8\u91cf\u5206\u914d\u4e00\u4e2a\u548c\u5185\u5b58\u5730\u5927\u5c0f\u4e00\u6837\u7684\u7a7a\u95f4\uff0c\u5373\u53ef\u786e\u4fdd\u4e00\u4e2a\u53d8\u91cf\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u7c7b\u578b\u7684\u503c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b57\u9762\u91cf \u5b57\u9762\u91cf\u5176\u5b9e\u5c31\u662f\u4e00\u4e2a\u503c\u3002\u50cf1\u30012\u30013\u8fd9\u79cd\u6570\u5b57\uff0c\u53c8\u50cf\u662f&#8221;abc&#8221;\u3001&#8221;\u4f60 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6293,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[241,231],"tags":[200,269],"_links":{"self":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6273"}],"collection":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6273"}],"version-history":[{"count":6,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6273\/revisions"}],"predecessor-version":[{"id":6337,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6273\/revisions\/6337"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/media\/6293"}],"wp:attachment":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}