\u4f5c\u4e3a\u73b0\u4ee3web\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u7684\u4e3b\u8981\u8bed\u8a00\u4e4b\u4e00\uff0cJavascript\uff08JS\uff09\u5df2\u7ecf\u6210\u4e3a\u4e86\u65e0\u5904\u4e0d\u5728\u7684\u5b58\u5728\u3002\u5b83\u63d0\u4f9b\u4e86\u5f88\u591a\u6709\u7528\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u8868\u5355\u9a8c\u8bc1\u3001\u4ea4\u4e92\u5f0f\u52a8\u753b\u548cAJAX\u7b49\u3002\u5176\u4e2d\uff0c\u6b63\u5219\u8868\u8fbe\u5f0f\u662fJS\u6700\u5f3a\u5927\u7684\u529f\u80fd\u4e4b\u4e00\u3002\u5b83\u7ed9JS\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5feb\u901f\u548c\u7b80\u5355\u7684\u65b9\u6cd5\u6765\u641c\u7d22\u3001\u5339\u914d\u3001\u66ff\u6362\u548c\u9a8c\u8bc1\u5b57\u7b26\u4e32\u3002\u4e0b\u9762\u6211\u4eec\u6765\u8be6\u7ec6\u4e86\u89e3\u4e00\u4e0b\uff0c\u5982\u4f55\u5728JS\u4e2d\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n\n\n\n
\u9996\u5148\uff0c\u6211\u4eec\u8981\u4e86\u89e3JS\u4e2d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u8bed\u6cd5\u3002\u6b63\u5219\u8868\u8fbe\u5f0f\u662f\u4e00\u4e2a\u7531\u5b57\u7b26\u548c\u7279\u6b8a\u7b26\u53f7\u7ec4\u6210\u7684\u6a21\u5f0f\uff0c\u7528\u6765\u5339\u914d\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u5728JS\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7RegExp\u5bf9\u8c61\u6765\u521b\u5efa\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7279\u6b8a\u7b26\u53f7\u7684\u610f\u4e49\u548c\u7528\u6cd5\uff1a\/ – \u7528\u6765\u5f00\u59cb\u548c\u7ed3\u675f\u6b63\u5219\u8868\u8fbe\u5f0f\u6a21\u5f0f\u3002 ^ – \u5339\u914d\u4e00\u884c\u7684\u5f00\u5934\u3002 $ – \u5339\u914d\u4e00\u884c\u7684\u7ed3\u5c3e\u3002 . – \u5339\u914d\u9664\u4e86\u6362\u884c\u7b26\u4ee5\u5916\u7684\u4efb\u610f\u5b57\u7b26\u3002 * – \u5339\u914d\u524d\u9762\u7684\u5b57\u7b26\u96f6\u6b21\u6216\u591a\u6b21\u3002 + – \u5339\u914d\u524d\u9762\u7684\u5b57\u7b26\u4e00\u6b21\u6216\u591a\u6b21\u3002 ? – \u5339\u914d\u524d\u9762\u7684\u5b57\u7b26\u96f6\u6b21\u6216\u4e00\u6b21\u3002 [] – \u5339\u914d\u65b9\u62ec\u53f7\u4e2d\u5217\u4e3e\u7684\u4efb\u610f\u4e00\u4e2a\u5b57\u7b26\u3002 [0-9a-z] – \u5339\u914d\u4efb\u4f55\u4e00\u4e2a0\u52309\u548ca\u5230z\u7684\u5b57\u7b26\u3002 | – \u5339\u914d|\u524d\u6216|\u540e\u7684\u4efb\u610f\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u3002 ()<\/p>\n\n\n\n
\u4e0b\u9762\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e9b JS \u6b63\u5219\u8868\u8fbe\u5f0f\u9a8c\u8bc1\u7684\u4f8b\u5b50\uff1a\/\/ \u9a8c\u8bc1\u90ae\u7bb1\u5730\u5740 var email = \/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$\/; console.log(email.test(“example@gmail.com”)); \/\/ \u8f93\u51fa true console.log(email.test(“example.gmail.com”)); \/\/ \u8f93\u51fa false \/\/ \u9a8c\u8bc1\u8eab\u4efd\u8bc1\u53f7\u7801 var idNum = \/(^\\d{15}$)|(^\\d{18}$)|(^\\d{17}(\\d|X|x)$)\/; console.log(idNum.test(“330101198004080013”)); \/\/ \u8f93\u51fa true console.log(idNum.test(“33010119800408001X”)); \/\/ \u8f93\u51fa true console.log(idNum.test(“33010119800408001”)); \/\/ \u8f93\u51fa false \/\/ \u9a8c\u8bc1\u624b\u673a\u53f7\u7801 var phoneNum = \/^1([38]\\d|5[0-35-9]|7[3678])\\d{8}$\/; console.log(phoneNum.test(“13544443333”)); \/\/ \u8f93\u51fa true console.log(phoneNum.test(“16544443333”)); \/\/ \u8f93\u51fa false<\/p>\n\n\n\n
\u9664\u4e86\u4f7f\u7528RegExp\u5bf9\u8c61\u5916\uff0cJS\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u65b9\u6cd5\u6765\u5e2e\u52a9\u6211\u4eec\u5904\u7406\u548c\u9a8c\u8bc1\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u5176\u4e2d\u4e00\u4e9b\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff1atest() – \u5728\u5b57\u7b26\u4e32\u4e2d\u641c\u7d22\u6ee1\u8db3\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u9879\u3002\u5982\u679c\u5339\u914d\u6210\u529f\uff0c\u8fd4\u56detrue\uff1b\u5426\u5219\uff0c\u8fd4\u56defalse\u3002 match() – \u5728\u5b57\u7b26\u4e32\u4e2d\u641c\u7d22\u6ee1\u8db3\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u6240\u6709\u5339\u914d\u9879\u3002\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u5176\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u5b57\u7b26\u4e32\u4e2d\u6ee1\u8db3\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u5339\u914d\u9879\u3002 replace() – \u5728\u5b57\u7b26\u4e32\u4e2d\u641c\u7d22\u6ee1\u8db3\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u9879\uff0c\u5e76\u7528\u6307\u5b9a\u7684\u5b57\u7b26\u4e32\u8fdb\u884c\u66ff\u6362\u3002 search() – \u5728\u5b57\u7b26\u4e32\u4e2d\u641c\u7d22\u6ee1\u8db3\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u7b2c\u4e00\u4e2a\u5339\u914d\u9879\u3002\u5982\u679c\u627e\u5230\u5339\u914d\u9879\uff0c\u8fd4\u56de\u5176\u7d22\u5f15\u503c\uff1b\u5426\u5219\uff0c\u8fd4\u56de-1\u3002 split() – \u5c06\u5b57\u7b26\u4e32\u5206\u5272\u4e3a\u4e00\u4e2a\u6570\u7ec4\uff0c\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u662f\u6b63\u5219\u8868\u8fbe\u5f0f\u6240\u5339\u914d\u7684\u5b50\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n
\u4e0b\u9762\u6211\u4eec\u6765\u770b\u4e00\u4e9b\u8fd9\u4e9b\u65b9\u6cd5\u7684\u4f8b\u5b50\uff1a\/\/ \u4f7f\u7528test()\u65b9\u6cd5\u9a8c\u8bc1\u90ae\u7bb1\u5730\u5740 var email = \/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$\/; console.log(email.test(“example@gmail.com”)); \/\/ \u8f93\u51fa true console.log(email.test(“example.gmail.com”)); \/\/ \u8f93\u51fa false \/\/ \u4f7f\u7528match()\u65b9\u6cd5\u641c\u7d22\u5339\u914d\u9879 var pattern = \/e\/; var str = “hello”; console.log(str.match(pattern)); \/\/ \u8f93\u51fa [“e”] \/\/ \u4f7f\u7528replace()\u65b9\u6cd5\u66ff\u6362\u5339\u914d\u9879 var pattern = \/oranges\/; var str = “I like oranges”; console.log(str.replace(pattern, “apples”)); \/\/ \u8f93\u51fa “I like apples” \/\/ \u4f7f\u7528search()\u65b9\u6cd5\u641c\u7d22\u5339\u914d\u9879 var pattern = \/e\/; var str = “hello”; console.log(str.search(pattern)); \/\/ \u8f93\u51fa 1 \/\/ \u4f7f\u7528split()\u65b9\u6cd5\u5206\u5272\u5b57\u7b26\u4e32 var pattern = \/,\/; var str = “apple,banana,orange”; console.log(str.split(pattern)); \/\/ \u8f93\u51fa [“apple”, “banana”, “orange”]<\/p>\n\n\n\n
\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u6ce8\u610f\u7684\u662f\u6b63\u5219\u8868\u8fbe\u5f0f\u6709\u7740\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u4f46\u540c\u65f6\u4e5f\u6709\u7740\u590d\u6742\u548c\u5bb9\u6613\u51fa\u9519\u7684\u7279\u6027\u3002\u56e0\u6b64\u5728\u4f7f\u7528\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u65f6\u523b\u4fdd\u6301\u8b66\u60d5\uff0c\u907f\u514d\u51fa\u73b0\u201c\u98de\u6765\u6a2a\u7978\u201d\u7684\u60c5\u51b5\u3002\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7684\u5b66\u4e60\u3001\u638c\u63e1\u548c\u5e94\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u4ece\u800c\u63d0\u9ad8\u6211\u4eec\u7684JS\u5f00\u53d1\u6280\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f5c\u4e3a\u73b0\u4ee3web\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u7684\u4e3b\u8981\u8bed\u8a00\u4e4b\u4e00\uff0cJavascript\uff08JS\uff09\u5df2\u7ecf\u6210\u4e3a\u4e86\u65e0\u5904\u4e0d\u5728\u7684\u5b58\u5728\u3002\u5b83\u63d0\u4f9b\u4e86\u5f88\u591a\u6709...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-11","post","type-post","status-publish","format-standard","hentry","category-3"],"_links":{"self":[{"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/posts\/11","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11"}],"version-history":[{"count":1,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/posts\/11\/revisions"}],"predecessor-version":[{"id":12,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=\/wp\/v2\/posts\/11\/revisions\/12"}],"wp:attachment":[{"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.53youxi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}