{ "version": "https://jsonfeed.org/version/1", "title": "\u6b63\u5219\u8868\u8fbe\u5f0f", "description": "", "home_page_url": "go/re", "feed_url": "feed/re.json", "icon": "https://cdn.v2ex.com/navatar/3988/c7f8/137_large.png?m=1643852696", "favicon": "https://cdn.v2ex.com/navatar/3988/c7f8/137_normal.png?m=1643852696", "items": [ { "author": { "url": "member/cj323", "name": "cj323", "avatar": "https://cdn.v2ex.com/gravatar/55d8713a4741083ba73747a518298a1f?s=73&d=retro" }, "url": "t/1101184", "title": "\u589e\u52a0\u4e00\u70b9\u52a8\u529b\u5b66\u6b63\u5219", "id": "t/1101184", "date_published": "2024-12-30T02:18:08+00:00", "content_html": "

\u8bf4\u6765\u60ed\u6127\uff0c\u4f5c\u4e3a\u7a0b\u5e8f\u5458\uff0c\u6b63\u5219\u4e00\u76f4\u4e0d\u548b\u4f1a\u3002

\n

\u53cd\u601d\u4e86\u4e00\u4e0b\u4e5f\u8bb8\u662f\u56e0\u4e3a\u61d2 - \u9700\u8981\u641c\u7d22\u7684\u65f6\u5019\u4e60\u60ef\u65e0\u8111 fzf \uff1b\u6ca1\u6cd5 fzf \u7684\u65f6\u5019\u80fd glob \u5c31 glob \uff0c\u518d\u4e0d\u884c\u5c31 if else \u3002\u3002\u3002

\n

\u4eca\u5929\u7a81\u7136\u53d1\u73b0\u7ec8\u7aef\u7a0b\u5e8fless\u4e0d\u80fd\u7528 glob \uff0c\u800cless\u8fd9\u4e2a\u7a0b\u5e8f\u53c8\u5f88\u597d\u7528\u4e14\u54ea\u91cc\u90fd\u6709\uff0c\u65e0\u5f62\u4e2d\u7ed9\u4f7f\u7528\u8005\u591a\u4e86\u4e00\u70b9\u52a8\u529b\u5b66\u6b63\u5219\u3002

\n

\u5927\u5bb6\u8fd8\u6709\u4ec0\u4e48\u65f6\u5019\u5f88\u9700\u8981\u6b63\u5219\u5462\u3002

\n" }, { "author": { "url": "member/rainfy", "name": "rainfy", "avatar": "https://cdn.v2ex.com/gravatar/9873cd0d1af429aac6b0132c05e46213?s=73&d=retro" }, "url": "t/1049252", "title": "\u6c42\u6559\uff0c\u5982\u4f55\u7cfb\u7edf\u6027\u7684\u5b66\u4e60\u6b63\u5219\u8868\u8fbe\u5f0f\uff1f", "id": "t/1049252", "date_published": "2024-06-13T07:08:07+00:00", "content_html": "

\u4e4b\u524d\u90fd\u662f\u770b\u4e86\u7f51\u4e0a\u7684\u4e00\u4e9b\u5165\u95e8\u6559\u7a0b\uff0c\u628a\u4e1a\u52a1\u5b8c\u6210\u5c31\u7b97\u4e86\uff0c\u7ed9\u4e2a\u6b63\u5219\u4e5f\u80fd\u770b\u4e2a 7788 \uff0c\u4f46\u662f\u4e00\u4e9b\u590d\u6742\u7684\u7528\u6cd5\u5c31\u4e0d\u6e05\u695a\u4e86\u3002\u60f3\u7cfb\u7edf\u6027\u7684\u5b66\u4e60\u4e00\u4e0b\uff0c\u8bf7\u95ee\u6709\u4ec0\u4e48\u4e66\u6216\u8005\u89c6\u9891\u6559\u7a0b\u63a8\u8350\u7684\uff1f

\n" }, { "author": { "url": "member/ABCDiSDR", "name": "ABCDiSDR", "avatar": "https://cdn.v2ex.com/avatar/3e54/f918/514450_large.png?m=1717234189" }, "url": "t/1045975", "date_modified": "2024-06-03T01:12:16+00:00", "content_html": "\u7528\u7684\u662f\u9b54\u6539\u7248\u7684 sigil \u7248\u672c\u662f 2.0.1.X1A \u3002
\u4f7f\u7528^[^<].*[^>]$\u6765\u6807\u8bb0\u6587\u672c\u6bb5\u843d\u4ee5\u7528\u4e8e\u6dfb\u52a0\u6bb5\u843d\u7b26
\u4e4b\u524d\u662f\u53ef\u4ee5\u6b63\u5e38\u8bc6\u522b\u7684\uff0c\u73b0\u5728\u4e0d\u77e5\u4e3a\u4f55\u8bc6\u522b\u4e0d\u4e86\u4e86\u3002

\u76ee\u524d\u7684\u72b6\u6001\u662f\uff0c\u7b2c\u4e00\u6b21\u5339\u914d\u662f\u6b63\u5e38\u7684\uff0c\u7b2c\u4e8c\u6216\u4ee5\u4e0a\u6b21\u5339\u914d\uff0c\u4f1a\u7531\u4e0a\u4e00\u6bb5\u6bb5\u5c3e\u7684\u7a7a\u767d\u5904\u5f00\u59cb\u6807\u6ce8\u81f3\u672c\u6bb5\u7684\u6587\u672c\u7ed3\u5c3e\u5904\u3002
\u95ee\u4e86 GPT \u8bf4\u662f\u6211\u7684\u8bbe\u7f6e\u6709\u95ee\u9898\uff0c\u4f46 sigil \u5e76\u6ca1\u6709\u76f8\u5173\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u8bbe\u7f6e\u3002\u4e14\u7ed9\u4e86\u6b63\u786e\u7684\u5339\u914d\u8868\u8fbe\u5f0f\u3002
\u4e2a\u4eba\u5206\u6790\u53ef\u80fd\u7684\u539f\u56e0\u662f\uff0c\u4e4b\u524d\u6211\u662f txt \u6587\u672c\u590d\u5236\u5230\u7684 sigil \u73b0\u5728\u662f pages \u7684\u6587\u672c\u590d\u5236\u5230\u7684 sigil
\u6c42\u6307\u6559\u5f02\u5e38\u7684\u539f\u56e0\uff0c\u53ca\u65b9\u6848

\u53e6\u5916\u6c42\u4e2a sigil \u641c\u7d22\u6a21\u677f\u914d\u5236\u7684\u6587\u4ef6\u4f4d\u7f6e", "date_published": "2024-06-01T09:34:23+00:00", "title": "sigil \u6b63\u5219\u8868\u8fbe\u5f0f\u7591\u95ee", "id": "t/1045975" }, { "author": { "url": "member/iamhrh2", "name": "iamhrh2", "avatar": "https://cdn.v2ex.com/gravatar/e9fa819d12df914e88efd7b661abb2d1?s=73&d=retro" }, "url": "t/1038252", "title": "editplus \u4e2d\u5982\u4f55\u53bb\u6389\u7a7a\u683c", "id": "t/1038252", "date_published": "2024-05-07T00:01:31+00:00", "content_html": "editplus \u4e2d\u5982\u4f55\u53bb\u6389\u7a7a\u683c


\u53ea\u4fdd\u7559\u3000\u3000\u4e2d\u6587\u4e0e\u4e2d\u6587\u3000\u6570\u5b57\u548c\u6570\u5b57\u3000\u82f1\u6587\u548c\u82f1\u6587\u3000\u82f1\u6587\u548c\u6570\u5b57\u3000\u6570\u5b57\u548c\u82f1\u6587\u4e4b\u95f4\u7684\u7a7a\u683c

\u5176\u4f59\u7a7a\u683c\u5168\u90e8\u53bb\u6389\uff0c\uff0c\u8fd9\u79cd\u6b63\u5219\u5e94\u8be5\u600e\u4e48\u5199" }, { "author": { "url": "member/bug51", "name": "bug51", "avatar": "https://cdn.v2ex.com/avatar/f1c3/bb38/653901_large.png?m=1715484145" }, "url": "t/1032049", "title": "\u4e34\u95e8\u4e00\u811a\uff0c\u8fd9\u4e2a\u6b63\u5219\u600e\u4e48\u5339\u914d\u4e0d\u4e0a\u5b57\u7b26\u4e32\u554a\uff1f", "id": "t/1032049", "date_published": "2024-04-12T10:55:44+00:00", "content_html": "

\u76ee\u6807\u5b57\u7b26\u4e32\uff1a

\n

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\n

\u6b63\u5219\uff1a

\n

^\\<\\!\\-\\-\\#region REMOVE.*[.|\\n|\\W|\\w]*^\\<\\!\\-\\-\\#endregion REMOVE.*$\n

\n

\u54ea\u4f4d\u597d\u5fc3\u4eba\u5e2e\u5fd9\u770b\u770b \u591a\u8c22\u591a\u8c22\uff01\uff01

\n" }, { "author": { "url": "member/oakland", "name": "oakland", "avatar": "https://cdn.v2ex.com/avatar/f4a0/e390/334918_large.png?m=1532421658" }, "url": "t/1027988", "date_modified": "2024-03-29T15:53:54+00:00", "content_html": "

\n
1. \u6b22\u8fce\u5927\u5bb6\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e0b\u9762\u8bc4\u8bba\u7559\u8a00\uff0c\u7ed9\u51fa\u81ea\u5df1\u5728\u65e5\u5e38 coding \u7684\u8fc7\u7a0b\u4e2d\u5199\u8fc7\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u5e76\u7ed9\u51fa\u8bf4\u660e\u548c\u793a\u4f8b\uff0c\u6ce8\u660e\u5bf9\u5e94\u7684\u8bed\u8a00\uff0c\u5982\u679c\u80fd\u7ed9\u51fa\u5982\u4f55\u5199\u51fa\u6765\u7684\u8be6\u7ec6\u89e3\u91ca\u66f4\u597d\u3002
\n
2. \u6b22\u8fce\u5927\u5bb6\u7559\u8a00\u7ed9\u51fa\u81ea\u5df1\u60f3\u8981\u5b9e\u73b0\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\uff08\u6ce8\u660e\u8bed\u8a00\uff09\uff0c\u7136\u540e\u7fa4\u53cb\u7ed9 ta \u89e3\u7b54\u3002
\n
3. \u6b22\u8fce\u5927\u5bb6\u201c\u4f18\u5316\u201d\u5df2\u7ecf\u7559\u8a00\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u3002
\n
4. \u6211\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u6210\u4e3a\u6240\u6709 \u201c\u8ba8\u538c\u201d \u548c \u201c\u559c\u7231\u201d \u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u540c\u5b66\u7684\u805a\u96c6\u5730\uff0c\u5e76\u6700\u7ec8\u80fd\u8ba9\u6240\u6709\u4eba\u7406\u89e3\u548c\u719f\u6089\u6b63\u5219\u8868\u8fbe\u5f0f\u3002
\n

\n", "date_published": "2024-03-29T01:38:01+00:00", "title": "\u6b63\u5219\u8868\u8fbe\u5f0f\u5408\u96c6\u5e16(\u5e0c\u671b\u672c\u5e16\u80fd\u5b58\u6d3b\u5341\u5e74\u4ee5\u4e0a)", "id": "t/1027988" }, { "author": { "url": "member/laters", "name": "laters", "avatar": "https://cdn.v2ex.com/gravatar/01b6c7ffebf5c401108b51a45c07e929?s=73&d=retro" }, "url": "t/1023479", "title": "\u6b63\u5219\u5982\u4f55\u5b8c\u6574\u5339\u914d\u6574\u4e2a\u5355\u8bcd", "id": "t/1023479", "date_published": "2024-03-14T01:42:22+00:00", "content_html": "

\u6211\u6709\u4e00\u4e2a\u89c4\u5219\u6e05\u5355

\n

const keywords = [Stop,.............]

\n

monaco.languages.register({ id: \"mySpecialLanguage\" });\n\nmonaco.languages.setMonarchTokensProvider(\"mySpecialLanguage\", {\n tokenizer: {\n root: [\n [/(?<!\\w)Stop(?!\\w)/, 'keyword']\n ],\n },\n});\n\nmonaco.editor.defineTheme(\"myCoolTheme\", {\n base: \"vs\",\n inherit: false,\n rules: [\n { token: 'keyword', foreground: 'f1d710' },\n ],\n colors: {\n \"editor.foreground\": \"#000000\",\n },\n});\n\n\nmonaco.editor.create(document.getElementById(\"container\"), {\n theme: \"myCoolTheme\",\n value: `Stop\nQdStop\nqdStop\n11Stop\nStopSS\nStop11\nStopdd \n `,\n language: \"mySpecialLanguage\",\n});\n

\n

\u6211\u671f\u671b\u5c06 keywords \u4e2d\u7684\u6240\u6709\u5355\u8bcd\u9ad8\u4eae\u663e\u793a\uff0c\u5217\u8868\u4e2d\u5305\u542b Stop\uff0c\u4f46\u4ee5 Stop \u7ed3\u5c3e\u7684\u5355\u8bcd\u4ecd\u4f1a\u9ad8\u4eae\u663e\u793a

\n

Stop \u5f00\u5934\u7684\u6548\u679c\u662f\u6b63\u786e\u7684\uff0c\u4f46\u662f Stop \u7ed3\u5c3e\u7684\u6548\u679c\u662f\u9519\u8bef\u7684\uff0c\u5e94\u8be5\u663e\u793a\u4e3a\u9ed1\u8272\uff0c\u800c\u4e0d\u662f\u9ec4\u8272

\n

\u5982\u4f55\u5c06\u5176\u7a81\u51fa\u663e\u793a\u4e3a\u4ec5\u7528\u4e8e\u505c\u7528\u8bcd\u7684\u5173\u952e\u5b57\uff0c\u5982\u679c\u524d\u540e\u6709\u5b57\u6bcd\u6216\u5355\u8bcd\uff0c\u5219\u4e0d\u5e94\u7a81\u51fa\u663e\u793a

\n

\n" }, { "author": { "url": "member/iamhrh2", "name": "iamhrh2", "avatar": "https://cdn.v2ex.com/gravatar/e9fa819d12df914e88efd7b661abb2d1?s=73&d=retro" }, "url": "t/1023159", "title": "\u8bf7\u95ee EM \u6b63\u5219\u5982\u4f55\u5728\u6587\u7ae0\u6700\u524d\u9762\u6dfb\u52a0\u4e00\u6bb5\u8bdd", "id": "t/1023159", "date_published": "2024-03-13T03:12:55+00:00", "content_html": " [ A ] \u975e\u8d1f\u4fe1\u606f\u603b\u91cf [] 5%
[ A ] \u70b9\u8d5e\u91cf [] 5%
[ A ] \u8f6c\u53d1\u91cf [] 5%
[ A ] \u8bc4\u8bba\u91cf [] 4%
[ A ] \u6307\u6570 [] 5%



\u5982\u4e0a\u9762\u4f8b\u6240\u793a\u3002EM \u6b63\u5219\u600e\u4e48\u5220\u6389\u7b2c\u4e00\u884c\u7684 [ A ] \uff0c\u5220\u9664\u4e4b\u540e\uff0c\u5728\u6700\u524d\u9762\u6dfb\u52a0\u4e00\u6bb5\u8bdd\uff1a\u672c\u7814\u7a76\u6848\u4f8b\u53c2\u7167\u524d\u6587\u6240\u793a\u3002

\u6700\u7ec8\u6548\u679c\u5982\uff1a

\u672c\u7814\u7a76\u6848\u4f8b\u53c2\u7167\u524d\u6587\u6240\u793a\u3002
\u975e\u8d1f\u4fe1\u606f\u603b\u91cf [] 5%
[ A ] \u70b9\u8d5e\u91cf [] 5%
[ A ] \u8f6c\u53d1\u91cf [] 5%
[ A ] \u8bc4\u8bba\u91cf [] 4%
[ A ] \u6307\u6570 [] 5%" }, { "author": { "url": "member/abc0123xyz", "name": "abc0123xyz", "avatar": "https://cdn.v2ex.com/avatar/b2d3/f02a/506371_large.png?m=1760332680" }, "url": "t/1021089", "title": "\u6c42\u6559\uff0c\u8fd9\u4e2a\u6b63\u5219\u600e\u4e48\u5199", "id": "t/1021089", "date_published": "2024-03-06T06:00:41+00:00", "content_html": "

\u6c42\u6559\u6b63\u5219\u548b\u5199\u3002

\n

\u6709\u4e00\u6bb5 html \u6587\u672c\uff0c\u5185\u5bb9\u662f\u7269\u7406\u6216\u8005\u5316\u5b66\u9898\u3002

\n

\u7c7b\u4f3c\u4e8e\u4e0b\u9762\u8fd9\u6837

\n

\u5b9e\u9a8c\u5ba4\u7528\u56fa\u4f53 NaOH \u914d\u5236 250mL1.00mol/L \u7684 NaOH \u6eb6\u6db2\u3002\u8bf7\u56de\u7b54\u4e0b\u5217\u95ee\u9898\uff1a\n\uff08 1 \uff09\u914d\u5236\u8be5\u6eb6\u6db2\u9700\u79f0\u53d6 NaOH \u56fa\u4f53.................(\u7701\u7565)\n\uff08 2 \uff09\u914d\u5236\u4e0a\u8ff0\u6eb6\u6db2\u65f6\u6b63\u786e\u7684\u64cd\u4f5c\u987a\u5e8f\u662f .................(\u7701\u7565)\n\uff08 3 \uff09\u4ee5\u4e0b\u60c5\u51b5\u4f1a\u5bfc\u81f4\u6240\u914d\u6eb6\u6db2\u6d53\u5ea6\u504f\u4f4e\u7684\u662f\n\uff08 4 \uff09\u901a\u5165\u4e00\u5b9a\u91cf\u7684 CO .................(\u7701\u7565)\n\t.....................\n\uff08 n \uff09\u6240\u52a0\u76d0\u9178\u7684\u6d53\u5ea6\u4e3a\n

\n

\u60f3\u901a\u8fc7\u6b63\u5219\u8fdb\u884c\u5339\u914d\u5207\u5272\u6210\u6570\u7ec4\uff0c\u5339\u914d\u89c4\u5219\u662f\u62ec\u53f7+\u6570\u5b57\uff0c\u4e0b\u65b9
\n\uff08 1 \uff09\uff08 2 \uff09\uff08 3 \uff09\uff08 4 \uff09.....................\uff08 n \uff09

\n
\n



\n

\u7136\u540e\u5269\u4e0b\u7684\u5c31\u662f\u5bf9\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u5355\u72ec\u505a\u4e1a\u52a1\u4e0a\u7684\u5904\u7406

\n" }, { "author": { "url": "member/phpfpm", "name": "phpfpm", "avatar": "https://cdn.v2ex.com/gravatar/1eadc049a51aaa8bad1b87eec1c9857b?s=73&d=retro" }, "url": "t/1019886", "date_modified": "2024-03-03T09:43:15+00:00", "content_html": "

-2 \u672c\u6587\u7528\u5230\u7684\u76f8\u5173\u5de5\u5177\u7684\u7248\u672c

\n

\n
• Chrome=122.0.6261.69
\n
• Nodejs=v10.19.0
\n
• PHP 7.4.3-4ubuntu2.20 (cli) (built: Feb 21 2024 13:54:34) ( NTS )
\n
• Python 3.8.10
\n
• go version go1.13.8 linux/amd64
\n

\n

(\u4e0d\u8981\u5410\u69fd\u548c\u8ba8\u8bba\u7248\u672c\uff0c\u9664\u975e\u4f60\u786e\u5b9a\u8fd9\u73a9\u610f\u5728\u65b0\u7248\u672c\u4e0a\u6ca1\u95ee\u9898\uff0c\u751f\u4ea7\u73af\u5883\u968f\u4fbf\u627e\u53f0\u673a\u5668\u6d4b\u7684\uff09

\n

-1 \u8fd9\u73a9\u610f\u54ea\u6765\u7684\uff1f

\n

\u8fd9\u73a9\u610f\u662f\u6211\u4eec\u524d\u7aef\u540c\u5b66\u95ee GPT \uff0c\u5982\u4f55\u5199\u4e00\u4e2a\u5339\u914d\u7f51\u5740\u7684\u6b63\u5219\u95ee\u5230\u7684\u3002

\n

(/^( https?:\\/\\/)?([\\da-z\\.-]+)\\.([a-z\\.]{2,6})([\\/\\w \\.-]*)*\\/?$/).test('https://foo.com/a-long-url-contains-path-and-query-and-anchor/foo/bar/baz?boo=baa#anchor');\n

\n

*** (\u8fd9\u4e2a\u771f\u7684\u53ef\u4ee5\u6267\u884c\uff0c\u5efa\u8bae\u65b0\u7a97\u53e3 F12 \u8bd5\u4e0b\uff09 ***

\n

\u4e8e\u662f\uff0c\u771f\u7684\u5339\u914d\u4e00\u6bb5\u6587\u672c\u7684\u65f6\u5019\uff0c\u5c31\u5bfc\u81f4\u6d4f\u89c8\u5668\u5361\u6b7b\u4e86\uff0c\u65e0\u6cd5\u505a\u540e\u7eed\u6e32\u67d3\uff0c\u5728 profiling \u7684\u65f6\u5019\u67e5\u5230\u662f\u8fd9\u4e2a\u6b63\u5219\u7684\u95ee\u9898\u3002

\n

0 MVP \u6d4b\u4e00\u4e0b

\n

function testRegexPerformance(repeatCount) {\n var testString = 'a'.repeat(repeatCount) + '#';\n var regex = /(\\w*)*$/;\n\n var startTime = process.hrtime();\n var result = regex.test(testString);\n var endTime = process.hrtime(startTime);\n var executiOnTime= endTime[0] * 1000 + endTime[1] / 1000000;\n\n console.log(\"Repeat Count:\", repeatCount);\n console.log(\"Execution Time:\", executionTime + \" milliseconds\");\n console.log(\"-----------------------------------\" + result);\n}\n\n// \u6d4b\u8bd5\u4ece 1 \u5230 50 \u7684\u91cd\u590d\u6b21\u6570\nfor (var i = 1; i <= 50; i++) {\n testRegexPerformance(i);\n}\nRepeat Count: 20\nExecution Time: 35.191223 milliseconds\n-----------------------------------true\nRepeat Count: 21\nExecution Time: 71.355698 milliseconds\n-----------------------------------true\nRepeat Count: 22\nExecution Time: 140.852157 milliseconds\n-----------------------------------true\nRepeat Count: 23\nExecution Time: 287.687666 milliseconds\n-----------------------------------true\nRepeat Count: 24\nExecution Time: 577.368917 milliseconds\n-----------------------------------true\nRepeat Count: 25\nExecution Time: 1148.243059 milliseconds\n-----------------------------------true\nRepeat Count: 26\nExecution Time: 2297.804939 milliseconds\n

\n

\u5728i=25\u7684\u65f6\u5019\uff0c\u6267\u884c\u65f6\u95f4\u5c31\u5230\u4e86\u79d2\u7ea7\uff0c\u4e4b\u540e\u90fd\u662f\u6307\u6570\u7ea7\u589e\u957f\u3002

\n

1 \u7ed3\u679c\u662f true \u662f\u7b26\u5408\u9884\u671f\u7684

\n

*\u8868\u793a 0 \u4e2a\u6216\u8005\u591a\u4e2a\uff0c\u6ca1\u6709\u4efb\u4f55\u4e00\u4e2a\\w \u4e5f\u662f\u6ca1\u95ee\u9898\u7684

\n

2 Regexp.test vs String.match

\n

# \u4e0d\u5339\u914d\n> 'a'.match(/(b)/)\nnull\n\n# \u5339\u914d\n> 'a'.match(/(b)/)\nnull\n\n# \u5339\u914d\n> 'aa'.match(/(a)/)\n[ 'a', 'a', index: 0, input: 'aa', groups: undefined ]\n\n# \u4e0d\u90a3\u4e48\u5339\u914d\n> 'aaa#'.match(/(\\w*)*$/)\n[ '', undefined, index: 4, input: 'aaa#', groups: undefined ]\n\n# \u5339\u914d\uff1f\n> /(\\w*)*$/.test('aaa#')\ntrue\n>\n\n

\n

\u8d77\u56e0\u662f\u6211\u65c1\u8fb9\u7684\u540c\u5b66\u8bf4.net \u6ca1\u6709 test \uff0c\u53ea\u6709 match \uff0c\u800c\u4e14\u7ed3\u679c\u662f false

\u6240\u4ee5\uff0cjs \u91cc\u9762\u5982\u679c\u7528 match \u8bd5\u4e0b\uff0c\u5927\u6982\u6709\u4e09\u79cd\u7ed3\u679c\uff1a

\n
• \u5339\u914d\uff1atest=true
\n
• \u4e0d\u5339\u914d\uff1atest=false
\n
• \u4e0d\u592a\u5339\u914d\uff1atest=true \uff0c\u4f46\u662f match[0]\u662f\u7a7a\uff0c1 \u662fundefined
\n

3 \u5176\u4ed6\u8bed\u8a00\u7684\u8868\u73b0\uff1f

\n
• \n

  js\uff1a\u5339\u914d\uff0c\u8870\u51cf

  \n
\n
• \n

  PHP: \u4e0d\u5339\u914d\uff0c\u4e0d\u8870\u51cf

  \n
\n
• \n

  Python\uff1aNone(\u4e0d\u5339\u914d\uff09\uff0c\u8870\u51cf

  \n
\n
• \n

  Go: \u5339\u914d\uff0c\u4e0d\u8870\u51cf

  \n
\n
• \n

  F#: \u5339\u914d\uff0c\u8870\u51cf

  \n
\n

4 \u6240\u4ee5\u662f\u4e3a\u5565\uff1f

\u4e8c\u697c\u653e\u6d4b\u8bd5\u7a0b\u5e8f\uff0c\u4e0d\u5360\u5730\u513f\u4e86

\u60f3\u628a\u6807\u8bb0\u5b57\u7b26 mark123 \u4e4b\u95f4\u7684\u56de\u8f66\u5220\u9664\n\u6bd4\u5982\u539f\u59cb\u6837\u672c:

mark123\ntest\ntest\ntest\ntest\ntest\ntest\nmark123\ntest\nmark123\nmark123\nmark123\ntest\ntest\nmark123\nmark123\n

\u5220\u9664\u7f16\u8f91 mark123 \u4e4b\u524d\u7684\u56de\u8f66,\u5f53\u7136 test \u662f\u968f\u673a\u5b57\u7b26,\u4f46 mark123 \u662f\u786e\u5b9a\u7684

mark123testtesttesttesttesttest\nmark123test\nmark123\nmark123\nmark123testtest\nmark123\nmark123\n

\u611f\u8c22

\u5c31\u662f\u50cf\u4e0b\u9762\u8fd9\u6837\uff1a

\u5c06

\u7b2c\u4e00\u884c\n\n\u7b2c\u4e8c\u884c\n

\u8f6c\u6362\u4e3a

<p>\u7b2c\u4e00\u884c</p>\n<p></br></p>\n<p>\u7b2c\u4e8c\u884c</p>\n

\u672c\u4eba\u5bf9\u6b63\u5219\u8868\u8fbe\u5f0f\u4e0d\u592a\u4e86\u89e3\uff0c\u7279\u6765 V \u7ad9\u95ee\u95ee\u4e07\u80fd\u7684 V \u53cb\u4eec\u3002

\u4e0d\u6c42\u6700\u4f18\u89e3\uff0c\u6709\u601d\u8def\u5c31\u597d\u3002

\u5f7b\u5e95\u5b9e\u73b0\u6548\u679c\uff0c\u8bf7\u4e00\u676f\u5496\u5561\uff08\u7ea2\u5305\uff09\uff0c\u804a\u8868\u8c22\u610f\u3002

...\nabc.js: actual output: {\n \"loc\": {\n \"start\": {\n \"line\": 1,\n },\n \"end\": {\n \"line\": 1,\n }\n }\n}\nError: xxxx\n\nabc.js: actual error:\n...\n

abc.js \u4e0d\u662f\u56fa\u5b9a\u5185\u5bb9\uff08\u53ef\u80fd\u6709 xxx.js \u7b49\uff09\uff0c

abc.js \u7684\u6570\u91cf\u4e0d\u6b62\u4e00\u5bf9\uff0c

actual output \u548c actual error \u662f\u56fa\u5b9a\u5b58\u5728\u5185\u5bb9\u7684\u6709\u4e14\u4ec5\u6709\u4e00\u5bf9\u3002

\u4fdd\u7559 abc.js \u4fe1\u606f\u3002

\u9700\u8981\u5339\u914d\u591a\u7ec4

\u5c31\u53c2\u8003\u8fd9\u5427: https://dev.mysql.com/doc/refman/5.7/en/regexp.html

[.characters.]

\n

Within a bracket expression (written using [ and ]), matches the sequence of characters of that collating element.

\n

mysql> SELECT '~' REGEXP '[[.~.]]'; -> 1\n\n\u4e3a\u5565\u4e0d\u662f\u5355[\uff1f\u7ed3\u679c\u4e5f\u662f 1 \u5440\nmysql> SELECT '~' REGEXP '[.~.]';\n

[=character_class=]

\n

Within a bracket expression (written using [ and ]), [=character_class=] represents an equivalence class.

\n

\u91cc\u9762\u6ca1\u4e3e\u4f8b\uff0c\u53ef\u5426\u5199\u4e2a\u4f8b\u5b50\uff1f

[:character_class:]

\n

Within a bracket expression (written using [ and ]), [:character_class:] represents a character class that matches all characters belonging to that class.

\n

mysql> SELECT 'justalnums' REGEXP '[[:alnum:]]+'; -> 1\n\n\u4e3a\u5565\u4e0d\u662f\u5355[\uff1f\u7ed3\u679c\u4e5f\u662f 1 \u5440\nmysql> SELECT 'justalnums' REGEXP '[:alnum:]+';\n

[[:<:]], [[:>:]]

\n

These markers stand for word boundaries. They match the beginning and end of words, respectively.

\n

\u600e\u4e48\u9700\u8981 2 \u4e2a\u6765\u5206\u522b\u8868\u793a\uff1f

\uff3b\u7f8e\uff3d\u67cf\u57f9\u6587\uff0c\u5f20\u4e91\ue010\u6570\u5b57\u7ecf\u6d4e\u3001\u4eba\u53e3\u7ea2\u5229\u4e0b\u964d\u4e0e\u4e2d\u4f4e\u6280\u80fd\u52b3\u52a8\u8005\u6743\u76ca\uff3b J \uff3d\ue010\u7ecf\u6d4e\u7814\u7a76\uff0c2021 \uff0c56(5):91-108\ue010\ue004\n\uff08\u4e2d\uff09\u66f9\u7389\u4e66\uff0c\u697c\u4e1c\u73ae\ue010\u8d44\u6e90\u9519\u914d\u3001\u7ed3\u6784\u53d8\u8fc1\u4e0e\u4e2d\u56fd\u7ecf\u6d4e\u8f6c\u578b\uff3b J \uff3d\ue010\u4e2d\u56fd\u5de5\u4e1a\u7ecf\u6d4e\uff0c2012(10):5-18\ue010\ue004\n\uff08\u6cd5\uff09\u9648\u68a6\u6839\uff0c\u5468\u5143\u4efb\ue010\u6570\u5b57\u4e0d\u5e73\u7b49\u7814\u7a76\u65b0\u8fdb\u5c55\uff3b J \uff3d\ue010\u7ecf\u6d4e\u5b66\u52a8\u6001\uff0c2022(4):123-139\ue010\ue004\n(\u6cd5)\u9648\u68a6\u6839\uff0c\u5468\u5143\u4efb\ue010\u6570\u5b57\u4e0d\u5e73\u7b49\u7814\u7a76\u65b0\u8fdb\u5c55\uff3b J \uff3d\ue010\u7ecf\u6d4e\u5b66\u52a8\u6001\uff0c2022(4):123-139\ue010\ue004\n\u3014\u65e5\u3015\u9648\u6587\uff0c\u5434\u8d62\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u3001\u6570\u5b57\u9e3f\u6c9f\u4e0e\u57ce\u4e61\u5c45\u6c11\u6536\u5165\u5dee\u8ddd\uff3b J \uff3d\ue010\u5357\u65b9\u7ecf\u6d4e\uff0c2021(11):1-17\ue010\ue004\n\u3016 JP6 \u3017\u674e\u6653\u949f\uff0c\u674e\u4fca\u96e8\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u5bf9\u57ce\u4e61\u6536\u5165\u5dee\u8ddd\u7684\u5f71\u54cd\u7814\u7a76\uff3b J \uff3d\ue010\u519c\u4e1a\u6280\u672f\u7ecf\u6d4e\uff0c2022(2):77-93\ue010\ue004\n[\u6cd5] \u9648\u6587\uff0c\u5434\u8d62\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u3001\u6570\u5b57\u9e3f\u6c9f\u4e0e\u57ce\u4e61\u5c45\u6c11\u6536\u5165\u5dee\u8ddd\uff3b J \uff3d\ue010\u5357\u65b9\u7ecf\u6d4e\uff0c2021(11):1-17\ue010\ue004\n\u674e\u51ef\u6770\uff0c\u66f2\u5982\u6653\ue010\u6280\u672f\u8fdb\u6b65\u5bf9\u78b3\u6392\u653e\u7684\u5f71\u54cd-\u57fa\u4e8e\u7701\u9645\u52a8\u6001\u9762\u677f\u7684\u7ecf\u9a8c\u7814\u7a76\uff3b J \uff3d\ue010\u5317\u4eac\u5e08\u8303\u5927\u5b66\u5b66\u62a5\uff08\u793e\u4f1a\u79d1\u5b66\u7248\uff09\uff0c2012 \uff0c\uff08 5 \uff09\uff1a129-139\ue010\ue004\n\u7530\u9e3d\uff0c\u5f20\u52cb\ue010\u6570\u5b57\u7ecf\u6d4e\u3001\u975e\u519c\u5c31\u4e1a\u4e0e\u793e\u4f1a\u5206\u5de5\uff3b J \uff3d\ue010\u7ba1\u7406\u4e16\u754c\uff0c2022 \uff0c38(5):72-84\ue010\ue004\n\uff3b\u6fb3\u5927\u5229\u4e9a\uff3d\u67cf\u57f9\u6587\uff0c\u5f20\u4e91\ue010\u6570\u5b57\u7ecf\u6d4e\u3001\u4eba\u53e3\u7ea2\u5229\u4e0b\u964d\u4e0e\u4e2d\u4f4e\u6280\u80fd\u52b3\u52a8\u8005\u6743\u76ca\uff3b J \uff3d\ue010\u7ecf\u6d4e\u7814\u7a76\uff0c2021 \uff0c56(5):91-108\ue010\ue004\n\uff08\u6fb3\u5927\u5229\u4e9a\uff09\u66f9\u7389\u4e66\uff0c\u697c\u4e1c\u73ae\ue010\u8d44\u6e90\u9519\u914d\u3001\u7ed3\u6784\u53d8\u8fc1\u4e0e\u4e2d\u56fd\u7ecf\u6d4e\u8f6c\u578b\uff3b J \uff3d\ue010\u4e2d\u56fd\u5de5\u4e1a\u7ecf\u6d4e\uff0c2012(10):5-18\ue010\ue004\n\uff08\u6fb3\u5927\u5229\u4e9a\uff09\u9648\u68a6\u6839\uff0c\u5468\u5143\u4efb\ue010\u6570\u5b57\u4e0d\u5e73\u7b49\u7814\u7a76\u65b0\u8fdb\u5c55\uff3b J \uff3d\ue010\u7ecf\u6d4e\u5b66\u52a8\u6001\uff0c2022(4):123-139\ue010\ue004\n(\u6cd5\u56fd)\u9648\u68a6\u6839\uff0c\u5468\u5143\u4efb\ue010\u6570\u5b57\u4e0d\u5e73\u7b49\u7814\u7a76\u65b0\u8fdb\u5c55\uff3b J \uff3d\ue010\u7ecf\u6d4e\u5b66\u52a8\u6001\uff0c2022(4):123-139\ue010\ue004\n\u3014\u65e5\u672c\u3015\u9648\u6587\uff0c\u5434\u8d62\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u3001\u6570\u5b57\u9e3f\u6c9f\u4e0e\u57ce\u4e61\u5c45\u6c11\u6536\u5165\u5dee\u8ddd\uff3b J \uff3d\ue010\u5357\u65b9\u7ecf\u6d4e\uff0c2021(11):1-17\ue010\ue004\n[\u6cd5\u56fd] \u9648\u6587\uff0c\u5434\u8d62\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u3001\u6570\u5b57\u9e3f\u6c9f\u4e0e\u57ce\u4e61\u5c45\u6c11\u6536\u5165\u5dee\u8ddd\uff3b J \uff3d\ue010\u5357\u65b9\u7ecf\u6d4e\uff0c2021(11):1-17\ue010\ue004\n\u3016 JP2 \u3017\u674e\u6653\u949f\uff0c\u674e\u4fca\u96e8\ue010\u6570\u5b57\u7ecf\u6d4e\u53d1\u5c55\u5bf9\u57ce\u4e61\u6536\u5165\u5dee\u8ddd\u7684\u5f71\u54cd\u7814\u7a76\uff3b J \uff3d\ue010\u519c\u4e1a\u6280\u672f\u7ecf\u6d4e\uff0c2022(2):77-93\ue010\ue004\n\u7530\u9e3d\uff0c\u5f20\u52cb\ue010\u6570\u5b57\u7ecf\u6d4e\u3001\u975e\u519c\u5c31\u4e1a\u4e0e\u793e\u4f1a\u5206\u5de5\uff3b J \uff3d\ue010\u7ba1\u7406\u4e16\u754c\uff0c2022 \uff0c38(5):72-84\ue010\ue004\n\u201c\u5317\u4eac\u5e08\u8303\u5927\u5b66\u5b66\u62a5\u201d\uff08\u793e\u4f1a\u79d1\u5b66\u7248\uff09\uff0c2012 \uff0c\uff08 5 \uff09\uff1a129-139\ue010\ue004

\u5ffd\u7565\u524d\u9762\u7684\u5404\u79cd\u62ec\u53f7\u56fd\u7c4d\uff08\u5305\u62ec\u62ec\u53f7\uff0c\u5f15\u53f7\uff0c\u3016 JP2 \u3017\u7b49\uff0c\uff09\uff0c\u6709\u65b9\u6cd5\u80fd\u5b9e\u9a8c\u5417\uff1f

\u5982\u9898

\u80cc\u666f

\n
• \u60f3\u8981\u4e00\u5757\u4ee3\u7801\u4e2d\u62bd\u53d6\u51fa \u51fd\u6570\u8fd4\u56de\u503c, \u51fd\u6570\u540d \u51fd\u6570\u7c7b\u578b,\u7528\u6765\u7f16\u51fa main \u51fd\u6570
\n

\u60f3\u8981\u7684\u529f\u80fd,\u8fd9\u80fd\u7528\u6b63\u5219\u505a\u5417?

\n
• \u53ef\u4ee5\u5339\u914d c++\u51fd\u6570\u7684 \u8fd4\u56de\u503c\u7c7b\u578b\u3001\u51fd\u6570\u540d\u3001\u53c2\u6570\u7c7b\u578b\u5217\u8868
\n
• \n\u8fd4\u56de\u503c\u7c7b\u578b\u3001\u53c2\u6570\u7c7b\u578b\u4f1a\u6709:
  \n
  • \n\u7c7b\u578b 1:
    \n
    • int
    \n
    • char
    \n
    • string
    \n
    • TreeNode *
    \n
    • Node *
    \n
    \n
  \n
  • vector<\u7c7b\u578b 1>
  \n
  • vector<\u7c7b\u578b 1> &
  \n
  • vector<vector<\u7c7b\u578b 1>>
  \n
  • vector<vector<\u7c7b\u578b 1>> &
  \n
  \n
\n

\u95ee\u4e86 OpenAI \u611f\u89c9\u4e0d\u592a\u5bf9,\u6bcf\u6b21\u95ee\u7ed3\u679c\u90fd\u4e0d\u4e00\u6837

Here's a regular expression that matches the return value type, function name, and parameter type in C++:\n\n(int|vector<int>|vector<vector<int>>|string|vector<string>|vector<vector<string>>|ListNode\\*|vector<ListNode\\*>|char|vector<char>|vector<vector<char>>|TreeNode\\*|Node\\*)\\s(\\w+)\\((.*)\\)\nThe regular expression uses the following components:\n\n(int|vector<int>|vector<vector<int>>|string|vector<string>|vector<vector<string>>|ListNode\\*|vector<ListNode\\*>|char|vector<char>|vector<vector<char>>|TreeNode\\*|Node\\*) matches the return value type, which can be one of the specified types.\n\n\\s matches a whitespace character.\n\n(\\w+) matches the function name, which is one or more word characters.\n\n\\(.*\\) matches the parameter list, which is zero or more characters enclosed in parentheses.\n

\u4e3e\u4e2a\u4f8b\u5b50

vector<int> f(vector<int>& a, TreeNode *b, int d){\n\n}\n\n

\n
• \u63d0\u53d6\u7c7b\u578b\u4e3a\u4e86\u521d\u59cb\u5316
\n

 vector<int> arg1 = {};\n TreeNode * arg2 = new TreeNode(xxx);\n int arg3 = 0;\n vector<int> result = f(arg1, arg2, arg3);\n

\u5982\u679c\u4e0d\u80fd\u505a,\u90a3\u53ea\u80fd\u5199\u4ee3\u7801\u786c\u5339\u914d\u4e86?

\u8981\u5339\u914d @ \u7b26\u53f7

@any => true
\nxxx @any => true
\nxxx@any => false

\u5982\u4e0b\u6b63\u5219\uff0c\u5728 Chrome \u4e0a OK \uff0c\u4f46\u662f Safari \u4e0a\u62a5 Invalid regular expression\uff0c\u770b\u4e86\u4e00\u4e0b\u539f\u56e0\u662f Safari \u4e0d\u652f\u6301\u5411\u540e\u5339\u914d ((?<!)\uff0c\u89c1 can i use

\u5982\u4e0b\u662f\u6211\u7684\u6b63\u5219\uff1a

/(?<!\\/.*?)showLineNumbers(?:\\{(\\d+)})?/\n

\u671f\u671b\u7684\u6548\u679c\u5982\u56fe\uff1a

\u6c42\u4e00\u4e2a\u4e0d\u4f7f\u7528\u5411\u540e\u5339\u914d\u8868\u8fbe\u5f0f((?<!)\u7684\u66ff\u4ee3\u65b9\u6cd5 \ud83d\ude4f

PS. \u8fd9\u4e2a\u6b63\u5219\u5de5\u5177\u633a\u597d\u7528\u7684\uff1a https://regex101.com

\u6211\u6709\u4e00\u6279\u5b57\u7b26\u4e32\uff0c\u4ed6\u4eec\u7684\u683c\u5f0f\u662f\u8fd9\u6837\u7684\uff1a

a = 'abc[\u8d26\u53f7]def[\u5bc6\u7801]xyz'\n\nb = 'aaa[\u8d26\u53f7]\u8fd8\u6709\"\u5b50\u5b57\u7b26\u4e32[\u65e0\u6548\u5185\u5bb9]\u5b50\u5b57\u7b26\u4e32\"bbb[\u5bc6\u7801]zzz'\n

\u6211\u60f3\u63d0\u53d6\u6240\u6709\u4e2d\u62ec\u53f7\u91cc\u9762\u7684\u5185\u5bb9\uff0c\u4f46\u5ffd\u7565\u53cc\u5f15\u53f7\u5185\u90e8\u7684\u4e2d\u62ec\u53f7\u4e2d\u7684\u5185\u5bb9\u3002

\u4ee5\u4e0a\u9762\u4e24\u4e2a\u5b57\u7b26\u4e32 a \u548c b \u4e3a\u4f8b\uff0c\u9700\u8981\u63d0\u53d6\u7684\u5185\u5bb9\u90fd\u662f\u300e\u8d26\u53f7\u300f\u548c\u300e\u5bc6\u7801\u300f

\u76ee\u524d\u6211\u80fd\u60f3\u5230\u7684\u529e\u6cd5\u662f\u4f7f\u7528\u72b6\u6001\u673a\u6765\u505a\u3002\u8bf7\u95ee\u6709\u6ca1\u6709\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5c31\u80fd\u5b9e\u73b0\u7684\u65b9\u6cd5\uff1f

\u7f51\u4e0a\u641c\u5230\u8fd9\u6837\u4e00\u53e5\uff1a

\trewrite ^(.*)$ https://$host$1 permanent;\n

\u4f46\u662f\u51fa\u73b0\u4e86\u5faa\u73af\u91cd\u5b9a\u5411

\u56e0\u4e3a\u7528\u7684\u662f xinnet \u7684\u865a\u62df\u4e3b\u673a\uff0crewrite \u4e0d\u80fd\u6307\u5b9a\u5199\u5728 80 \u7aef\u53e3\u4e0b\uff0c\u6240\u4ee5\u5bfc\u81f4 https \u4e5f\u91cd\u5b9a\u5411

\u54ea\u4f4d\u5927\u4f6c\u80fd\u5e2e\u5fd9\u5199\u4e00\u4e2a\uff0c\u5224\u65ad scheme \u662f http://\u65f6\uff0c\u91cd\u5b9a\u5411\u5230 https://

\u5982\u9898\uff0c\u60f3\u4ece html \u4e2d\u83b7\u53d6 token \u7684\u503c\uff0c\u5927\u6982\u7c7b\u4f3c\u4e8e\u4e0b\u8fb9\u7684\u6837\u5b50

<!DOCTYPE html>\n<html>\n<body>\n\n<h2>xxx</h2>\n\n</body>\n<script>\n\tfunction myFunction() {\n \ttoken = \"xxxxxxxx\"\n\t}\n</script>\n</html>\n\n

https://ihateregex.io/expr/uuid/

\u540d\u5b57\u53d6\u5f97\u4e5f\u5f88\u6709\u610f\u601d\u3002

\u4f8b\u5982\uff0c\u6211\u6709\u4e00\u4e2a html \u5185\u5bb9\u5982\u4e0b

<html>\n <p>\n Have a/ good/ day! \u795d\u4f60 /\u5f00\u5fc3\uff01\n </p>\n</html>\n

\u6211\u60f3\u8981\u628a\u5728

<html>\n <p>\n Have a good day! \u795d\u4f60\u5f00\u5fc3\uff01\n </p>\n</html>\n

\u8bf7\u95ee\u8be5\u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5982\u4f55\u5b9e\u73b0\uff1f

\u8bf4\u6b63\u9898\u4e4b\u524d\uff0c\u591a\u8bf7\u5927\u5bb6\u62c5\u5f85\u4e00\u4e0b\u3002\u6b63\u5219\u7684\u9ad8\u7ea7\u5185\u5bb9\u6211\u5168\u662f\u8ddf\u7740\u82f1\u6587\u5185\u5bb9\u5b66\u7684\uff0c\u6240\u4ee5\u6709\u4e9b\u4e13\u6709\u540d\u8bcd\u6211\u5c31\u76f4\u63a5\u7528\u82f1\u6587\u4e86\uff0c\u56e0\u4e3a\u6211\u4e0d\u77e5\u9053\u5b83\u5bf9\u5e94\u7684\u4e2d\u6587\u53eb\u4ec0\u4e48\u3002

\u95ee\u9898\u5982\u4e0b\uff1a

\u5f85\u5339\u914d\u5b57\u7b26\u4e32\uff1aABCD

\u6211\u7684\u6b63\u5219\uff1a(?>AB|BC)D

\u6309\u7167\u6211\u7684\u7406\u89e3\u6211\u7684\u6b63\u5219\u5e94\u8be5\u4e0d\u80fd\u5339\u914d\u7ed9\u5b9a\u7684\u5b57\u7b26\u4e32 ABCD \u3002\u4f46\u5b9e\u9645\u60c5\u51b5\u662f\u5339\u914d\u5230\u4e86 BCD \u3002\n\u6211\u7684\u7406\u89e3\u662f\uff1a\u5148\u5339\u914d |\u7684\u5de6\u8fb9 pattern: AB, \u5728\u5b57\u7b26\u4e32\u91cc\u9762\u5339\u914d\u5230\u4e86 AB \u3002\u7ee7\u7eed\u524d\u8fdb\u5339\u914d D\uff0c\u5339\u914d\u5931\u8d25\uff0c\u5b57\u7b26\u4e32\u91cc\u9762\u6ca1\u6709 ABD, \u6b64\u65f6\u5e94\u5f53 backtrack, \u4f7f\u7528 |\u7684\u53f3\u8fb9 pattern: BC\u3002\u4f46\u95ee\u9898\u5728\u4e8e\uff0c\u6211\u4f7f\u7528\u4e86 atomic group \uff0c\u800c\u4e14\u6b64\u65f6\u7684\u4f4d\u7f6e\u5df2\u7ecf\u8d85\u51fa\u4e86 atomic group \uff0c\u6240\u4ee5\u5e94\u5f53\u662f\u4e0d\u80fd backtrack \u7684\u3002\u6240\u4ee5\u6574\u4e2a\u6b63\u5219\u5e94\u5f53\u5339\u914d\u5931\u8d25\u3002\n\u4f46\u6d4b\u8bd5\u7ed3\u679c\u8bc1\u660e\u6211\u7406\u89e3\u9519\u4e86\u3002

\u6240\u4ee5\u8bf7\u6559\u4e00\u4e0b\u5927\u5bb6\u4e3a\u4ec0\u4e48\u4f1a\u8fd9\u6837\uff0c\u8c22\u8c22\u3002\n\u6b63\u5219\u5f15\u64ce\uff1aBoost 1.76.0

1 \u5fc5\u987b\u662f\u5408\u6cd5\u6570\u5b57\uff08\u524d\u9762\u4e0d\u80fd\u591a\u4e2a 0 \uff09\n2 \u8303\u56f4\u5fc5\u987b\u5728-1000 \u5230 1000 \u4e4b\u95f4\uff08\u5305\u62ec-1000 \u548c 1000 \uff09\n3 \u53ef\u4ee5\u662f\u6574\u6570\uff0c\u53ef\u4ee5\u662f\u5c0f\u6570\uff0c\u5982\u679c\u662f\u5c0f\u6570\u4f4d\u6570\u5fc5\u987b\u5c0f\u4e8e\u7b49\u4e8e\u4e24\u4f4d

\u4f8b\u5982 0.001 \u30019999 \u3001-1.010 \u300101.32 \u4e0d\u5408\u6cd5 99.99 \u30010 \u3001-1.2 \u5408\u6cd5

\u91cc\u9762 id \u662f\u4e2a\u53d8\u91cf\uff0c\u8fd9\u79cd\u8be5\u600e\u4e48\u5199\u6b63\u5219\u5462\u3002\u611f\u8c22\u5404\u4f4d\u5927\u54e5\uff0c\u5c0f\u767d\u8c22\u8fc7\u4e86\u3002

\u8bf7\u95ee\u60f3\u4e0b\u9762\u8fd9\u79cd\u7528\u91cd\u590d\u7247\u6bb5 abc \u7ec4\u6210\u7684\u5b57\u7b26\u4e32

str = \"abcaada2abcbfb3abccdsc4abcddd5\"\n

\u60f3\u8981\u5339\u914d abc \u548c 4 \u53ca\u4e4b\u95f4\u7684\u5b57\u7b26\uff1a

abccdsc4\n

\u4f7f\u7528 abc \u548c 4 \u4f5c\u4e3a\u5b9a\u4f4d\u7b26\uff0c\u7ed3\u679c

>>> print(re.search('abc.*?4', str))\n<re.Match object; span=(0, 23), match='abcaada2abcbfb3abccdsc4'>\n

\u8bf7\u6559\u4e00\u4e0b\u5927\u5bb6\uff0c\u8be5\u5982\u4f55\u5b9e\u73b0\u9700\u6c42\uff1f\u611f\u6fc0

every(?!n) \u5339\u914d\u4efb\u4f55\u5176\u540e\u6ca1\u6709\u7d27\u63a5\u6307\u5b9a\u5b57\u7b26\u4e32 n \u7684\u5b57\u7b26\u4e32\u3002

\t//\u5339\u914d\u540e\u9762\u5b57\u7b26\u4e0d\u4e3a 10 \u7684 win\n\tvar str = \"win7 win8 win10\";\n\tvar res = str.match(/win(?!10)/g);\n\tconsole.log(res); //[\"win\", \"win\"]\n \n

\u5728\u4ee5\u4e0b\u6587\u672c\u4e2d

-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u6781\u4e50\u5929\u5802 /\"],tbody[-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u6781\u4e50\u5929\u5802 /\"]\n-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u81ea\u7531\u901a\u884c\u8bc1 /\"],tbody[-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u81ea\u7531\u901a\u884c\u8bc1 /\"]\n-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u9676\u9189\u7684\u82ac\u9999 /\"],tbody[-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u9676\u9189\u7684\u82ac\u9999 /\"]\n-0\"][-ext-cOntains=\"/\u53f2\u4e0a\u6700\u8d35 RPG\uff1a\u547d\u4e2d\u6ce8\u5b9a\u7684\u53ec\u5524\u672f(.*?)1.17/\"]\n-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u8eab\u5fc3\u8361\u6f3e /\"]\n-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u6076\u5973\u7ba1\u6559\u6240 /\"]\n

\u4f7f\u7528d\\-0\\\"\\]\\[\\-ext\\-contains\\=\\\"(.*?)\\\"\\](?!\\,) \u6216 d\\-0\\\"\\]\\[\\-ext\\-contains\\=\\\"(.*?)\\\"\\](?!,)

\u53ea\u80fd\u5339\u914d-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u6781\u4e50\u5929\u5802 /\"],tbody[-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u6781\u4e50\u5929\u5802 /\"]

\u65e0\u6cd5\u5339\u914d-0\"][-ext-cOntains=\"/\u6b27\u7f8e(.*?)\u8eab\u5fc3\u8361\u6f3e /\"]\u8fd9\u79cd\u4e0d\u5e26\",\"\u6807\u70b9\u7684\u5b57\u7b26\u4e32

\u7f16\u5199\u7684\u6b63\u5411\u5426\u5b9a\u73af\u89c6\u54ea\u91cc\u51fa\u95ee\u9898\u4e86

\u5168\u4e66\u91cc\u9762\u4e2d\u82f1\u6570\u90fd\u6709\uff0c

\u53ea\u4fdd\u7559\u82f1\u6587\u548c\u6570\u5b57\uff0c\u6570\u5b57\u548c\u6570\u5b57\uff0c\u82f1\u6587\u548c\u82f1\u6587\u4e4b\u95f4\u539f\u6709\u7684\u7a7a\u683c\u3002

\u5176\u4ed6\u7684\u7a7a\u683c\u5168\u90e8\u66ff\u6362\u6389\uff0c\u5305\u62ec\u6807\u70b9\u7b26\u53f7\u4e4b\u95f4\u7684\u7a7a\u683c\u4e5f\u66ff\u6362\u6389\u3002

\u61c2\u6b63\u5219\u7684\u670b\u53cb\u9ebb\u70e6\u7ed9\u6211\u770b\u770b\u80fd\u5426\u884c\u7684\u901a\u3002\u8c22\u8c22

\u9700\u6c42

\u6b63\u5219\u9a8c\u8bc1\u6570\u5b57\uff0c\u5e76\u4e14\u6700\u591a\u4fdd\u7559 2 \u4f4d\u5c0f\u6570\u3002

\u5b9e\u73b0

const regExp1 = /^(-)?\\d+(?:.\\d{1,2})?$/\nconst regExp2 = /^(-)?\\d+(.\\d{1,2})?$/\n

\u6d4b\u8bd5

// assume the value is:\n// 1,1.1\nregExp1.test(value:number)\nregExp2.test(value:number)\n

\u6d4b\u8bd5\u53d1\u73b0\uff0cvalue \u7684\u7ed3\u679c\u90fd\u4e00\u6837\uff0c\u8bf7\u8bf7\u6559\u4e0b\u5927\u5bb6\uff0c\u8be5\u5982\u4f55\u7406\u89e3?:\u7684\u4f5c\u7528\uff0c\u4e0d\u80dc\u611f\u6fc0~

img

(?=(?:\\d{3}) \u53ef\u4ee5\u5339\u914d\u5230 \"333\" \u524d\u9762\u7684\u7a7a\u5b57\u4e32 \"\"

(?=(?:\\d{3})+ \u4e00\u5230\u591a\u4e2a\n\u4f46\u5339\u914d\u91cc\u7684 $ \u53f7\uff0c\u6216\u8005\u6709\u4e9b\u4eba\u5199\u7684 (?!\\b) \u662f\u5565\u610f\u601d\u5462

'8123456789'.replace(/\\B(?=(?:\\d{3})+$)/g,',') // 8,123,456,789\n\n\"8123456789\".replace(/\\B(?=(?:\\d{3})+(?!\\d))/g,\",\") // 8,123,456,789\n

\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u5199\u6210

'8123456789'.replace(/\\B(?=(?:\\d{3}))+$/g,',') // '8123456789'\n

\u6211\u60f3\u8981\u7684\u7ed3\u679c \u6c42\u4e2a\u6b63\u5219\nconst s = '/hello' // match[1] = hello\nconst s = '/hello/abcd' // match[1] = hello // match[2] = /abcd\nconst s = '/hello/' // match[1] = hello // match[2] = /\n\nconsole.log(s.match(/\\/([^\\/]+)?(.+)/i))\n

typescript

const regKey: string = /^google-(.+){10,}-name$/;\nconst name1: string = \"google-15922231201-name\";\nconst name2: string = \"google-dbid%3AAACd8VcY240_OYIPqr4L-8M6RvNEDErLG1s-name\";\n\nconst matches1 = name1.match(regKey);\nconst matches2 = name2.match(regKey);\n

\u5728\u8fd9\u91cc\uff0cmatches1[1]\uff0c\u662f\u80fd\u591f\u62ff\u5230 \"15922231201\"\uff0c\u4f46\u662f\uff0cmatches2[1]\uff0c\u5374\u62ff\u4e0d\u5230\u4e2d\u95f4\u7684\u90a3\u4e00\u957f\u4e32\u5b57\u7b26\u4e32\u3002\u8fd4\u56de\u503c\u662f \"s\"\uff0c\u53ea\u6709\u4e00\u4e2a s......

\u6211\u5728 https://regex101.com/ \u8fd9\u91cc\u8bd5\u8fc7\uff0c\u5f15\u64ce\u9009 Javascript\uff0c\u8fd9\u4e24\u5b57\u7b26\u4e32\uff0c\u90fd\u662f\u7b26\u5408\u8981\u6c42\u7684\u3002

\u8bf7\u95ee\u4e00\u4e0b\uff0c\u8fd9\u91cc\u7684 reg \u54ea\u91cc\u5199\u7684\u4e0d\u5bf9\u3002

\u53e6\uff0c\u6211\u77e5\u9053\u53ef\u4ee5\u76f4\u63a5\u7528 substring + \u957f\u5ea6\uff0c\u76f4\u63a5\u62ff\u5230 google- & -name \u5339\u914d\u7684\u4e2d\u95f4\u7684\u5b57\u7b26\u4e32\uff0c\u4f46\u8fd9\u91cc\uff0c\u6211\u60f3\u4e86\u89e3\u4e0b\uff0c\u8fd9\u4e2a\u6b63\u5219\u662f\u54ea\u91cc\u5199\u5f97\u4e0d\u5bf9\u4e86\uff1f

\u5bc6\u7801\u6821\u9a8c\u7684\u6b63\u5219\n/(?!.*[\\u4E00-\\u9FA5\\s])(?!^[a-zA-Z]+$)(?!^[\\d]+$)(?!^[^a-zA-Z\\d]+$)^.{6,20}$/g

\u5f53\u524d\u89c4\u5219\u662f 6-20 \u4f4d\uff0c\u5927\u5199\u5b57\u6bcd\uff0c\u5c0f\u5199\u5b57\u6bcd\uff0c\u6570\u5b57\u548c\u6807\u70b9\u7b26\u53f7(\u9664\u7a7a\u683c)\u6ee1\u8db3\u4e24\u79cd\u5373\u53ef\u3002

\u5982\u679c\u6211\u60f3\u6539\u9020\u8fd9\u4e2a\u6b63\u5219\uff0c\u5206\u522b\u5224\u65ad\u6ee1\u8db3\u4e00\u79cd\uff0c\u4e8c\u79cd\uff0c\u4e09\u79cd\uff0c\u56db\u79cd\u5e94\u8be5\u600e\u4e48\u6539\u5199\uff0c\u6b63\u5219\u4e0d\u4f1a\u5199\uff0c\u62dc\u8c22\u5927\u4f6c\u4eec\u4e86

\u770b\u5230\u7684\u90fd\u662f\u7279\u5f81\u5339\u914d\uff0c\u4f4d\u7f6e\u5339\u914d\u5f88\u5c11\u3002\u6bd4\u5982\u4e00\u4e32\u5b57\u7b26\uff0c\u5339\u914d\u7b2c\u4e09\u4e2a\u5b57\u7b26\uff0c\u6b63\u5219\u600e\u4e48\u5199\u5462\uff1f

RegionInfoMessage `json:\"RefreshAfter\"`\n

\u9700\u8981\u5339\u914d

\u5f00\u5934:

json:\"\n

\u7ed3\u5c3e:

\"\n

\u5185\u7684\u5355\u8bcd\u7684\u5927\u5199

\u5373\u5339\u914d\u7ed3\u679c\u4e3a

R\nA\n

\u6211\u53ea\u77e5\u9053\u8fd9\u6837

(?<=json:\").*?(?=\")\n

\u53ef\u4ee5\u5339\u914d\u51fa

RefreshAfter\n

\u4e4b\u540e\u5e94\u8be5\u600e\u4e48\u505a

\u6211\u60f3\u628a proto=1 \u7684\u884c\u53d6\u51fa\u6765\uff0c\u5176\u4ed6 proto=1 \u5f00\u5934\u7684\u4e0d\u8981\uff0c\u600e\u4e48\u7528\u6b63\u5219\u5b9e\u73b0\uff0cPython\uff0c\u8c22\u8c22

\u5982\u679c\u6211\u53ea\u60f3\u8981\u6b63\u5219\u5339\u914d\u7ed3\u679c\u4e2d\u7684\u90e8\u5206\u5185\u5bb9\uff0c\u6709\u4ec0\u4e48\u529e\u6cd5\u5417\uff1f\u6bd4\u5982\u6211\u73b0\u5728\u9700\u8981\u5728\u4e00\u6bb5\u6587\u5b57\u4e2d\u627e\u51fa\u7535\u8bdd\u53f7\u7801

\u6587\u5b57 demo\uff1a

\u4f60\u597d\u554a 010-6565656 \u4f60\u597d\uff01

\u6211\u7684\u6b63\u5219

/\\d+-\\d+/

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