{"id":199,"date":"2008-04-22T00:14:16","date_gmt":"2008-04-21T16:14:16","guid":{"rendered":"http:\/\/gwokae.myftp.org\/wordpress\/?p=199"},"modified":"2008-04-22T00:14:16","modified_gmt":"2008-04-21T16:14:16","slug":"validate-e-mail%e5%9c%b0%e5%9d%80%e7%9a%84regex","status":"publish","type":"post","link":"https:\/\/gwokae.mewggle.com\/wordpress\/2008\/04\/validate-e-mail%e5%9c%b0%e5%9d%80%e7%9a%84regex\/","title":{"rendered":"Validate E-mail\u5730\u5740\u7684regex"},"content":{"rendered":"<p>\u6700\u8fd1\u5beb\u4e00\u4e9bcode\u6703\u7528\u5230<a href=\"http:\/\/en.wikipedia.org\/wiki\/Regular_expression\">regex<\/a> (regular expression)\uff0c\u4e2d\u6587\u7ffb\u8b6f\u70ba\u6b63\u898f\u8868\u793a\u5f0f\u6216\u6b63\u5247\u8868\u793a\u5f0f(\u5766\u767d\u8aaa\u6211\u6bd4\u8f03\u559c\u6b61\u5f15\u7528\u524d\u8005\uff0c\u5f8c\u8005\u6bd4\u8f03\u96e3\u4ee5\u7406\u89e3regex\u662f\u4ec0\u9ebc\u6771\u897f)\uff0c\u7528\u9014\u5f88\u591a\u4e3b\u8981\u662f\u8868\u9054\u4e00\u4e32\u5b57\u4e32\u7684\u6a23\u5f0f(\u4f8b\u5982\uff1a\u8eab\u5206\u8b49\u5b57\u865f\u7b2c\u4e00\u78bc\u662f\u82f1\u6587\uff0c\u5f8c\u9762\u6709\u4e5d\u78bc\u6578\u5b57)\u3002<\/p>\n<p>\u4e0d\u61c2\u7a0b\u5f0f\u7684\u8a71\u672c\u65b7\u53ef\u4ee5\u8df3\u904e\uff0c\u4e4b\u524d\u5728\u8655\u7406\u6587\u5b57\u7684\u6642\u5019\u56e0\u70ba\u8981\u628a\u7528\u62ec\u865f([&#8230;])\u4e2d\u9593\u7684\u6587\u5b57\u53bb\u9664\u3002\u6211\u7684\u6587\u7ae0\u6703\u9577\u7684\u50cf\u4e0b\u9762\u9019\u6a23\uff1a<i>\u6797\u570b\u55b5\u662f\u500b[\u597d\u4eba]\uff0c\u6bcf\u5929\u56fa\u5b9a\u6703\u6276\u4e00\u500b[\u8001\u592a\u592a]\u904e\u99ac\u8def\u5462\uff01<\/i>\u6240\u4ee5\u6211\u7684\u9810\u671f\u7d50\u679c\u662f\uff1a<em>\u6797\u570b\u55b5\u662f\u500b\uff0c\u6bcf\u5929\u56fa\u5b9a\u6703\u6276\u4e00\u500b\u904e\u99ac\u8def\u5462\uff01<\/em>\u4f46\u662f\u6211\u5beb\u4e86\u500bregex\u9577\u7684\u662f\u9019\u6a23 [{1}S*]{1}\uff0c\u9019\u908a\u5beb\u5f97\u7684\u7c21\u55ae&quot;[&quot;\u5728\u958b\u982d\u6703\u51fa\u73fe\u4e00\u6b21({1})\u4e2d\u9593\u593e\u8457\u4efb\u610f\u975e\u7a7a\u767d\u5b57\u5143S\u591a\u6b21(*)\uff0c\u7d50\u679c\u6703\u8b8a\u6210\uff1a<em>\u6797\u570b\u55b5\u662f\u500b\u904e\u99ac\u8def\u5462\uff01<\/em>\u7d50\u679c\u6703\u628a\u4e2d\u9593\u7684\u5b57\u4e32\u4e5f\u53bb\u6389\u56e0\u70baS\u5305\u542b\u62ec\u865f\uff0c\u56e0\u6b64\u5fc5\u9808\u628a\u62ec\u865f\u7d66\u6392\u9664\u624d\u884c\u6240\u4ee5\uff0c\u6b63\u78ba\u7684\u5beb\u6cd5\u8981\u8b8a\u6210\u9019\u9ebc\u4e00\u6bb5\uff1a[\\[&lt;]{1}[^\\[\\]&lt;&gt;]*[\\]&gt;]{1}\uff0c\u7576\u7136\u4e5f\u8a31\u662f\u56e0\u70ba\u6211\u7b28\u6240\u4ee5\u624d\u5beb\u6210\u90a3\u9ebc\u9577\u7684\u3002<\/p>\n<p>\u4e0a\u9762\u90a3\u6bb5\u5beb\u4e86\u5f88\u591a\u4e3b\u8981\u5c31\u662f\u8981\u8aaa\uff0c\u5373\u4f7f\u662f\u500b\u7c21\u55ae\u7684pattern\u5beb\u6210regex\u4e5f\u53ef\u80fd\u6703\u8b8a\u6210\u5f88\u9577\u7684\u4e00\u4e32\uff0c\u525b\u525b\u770b\u66f8\u6709\u5beb\u5230e-mail\u683c\u5f0f\u7684\u6b63\u78ba\u6027\u8fa8\u8b58\u7684regex\uff0c\u7adf\u7136\u5beb\u5230\u9577\u9054\u4e00\u5343\u591a\u7684\u5b57\uff0c\u6c92\u6ce8\u610f\u770b\u7684\u8a71\u9084\u6703\u4ee5\u70ba\u662f\u4e82\u78bc\u5462\uff01\u9644\u4e0a\u9023\u7d50\uff0c\u6709\u9700\u8981\u81ea\u5df1\u53bb\u770b\u5427\uff1a<\/p>\n<p><a href=\"http:\/\/ex-parrot.com\/~pdw\/Mail-RFC822-Address.html\">http:\/\/ex-parrot.com\/~pdw\/Mail-RFC822-Address.html<\/a><\/p>\n<p>\u6709\u4e9b\u6771\u897f\u771f\u7684\u662f\u53ef\u4ee5\u60f3\u5f97\u5f88\u7c21\u55ae\uff0c\u4e5f\u53ef\u4ee5\u60f3\u5f97\u5f88\u8907\u96dc&#8230;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u5beb\u4e00\u4e9bcode\u6703\u7528\u5230regex (regular expression)\uff0c\u4e2d\u6587\u7ffb\u8b6f\u70ba\u6b63\u898f\u8868\u793a\u5f0f\u6216\u6b63\u5247\u8868\u793a\u5f0f(\u5766\u767d\u8aaa\u6211\u6bd4\u8f03\u559c\u6b61\u5f15\u7528\u524d\u8005\uff0c\u5f8c\u8005\u6bd4\u8f03\u96e3\u4ee5\u7406\u89e3regex\u662f\u4ec0\u9ebc\u6771\u897f)\uff0c\u7528\u9014\u5f88\u591a\u4e3b\u8981\u662f\u8868\u9054\u4e00\u4e32\u5b57\u4e32\u7684\u6a23\u5f0f(\u4f8b\u5982\uff1a\u8eab\u5206\u8b49\u5b57\u865f\u7b2c\u4e00\u78bc\u662f\u82f1\u6587\uff0c\u5f8c\u9762\u6709\u4e5d\u78bc\u6578\u5b57)\u3002 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