Common javascript Regular Expression aggregation, javascript

Common javascript Regular Expression aggregation, javascript

Summary of common javascript Regular Expressions

/*** Check various rules ** @ param str check content * @ param cType pre-configured check rule string [* empty, check whether it is blank * telphone, landline phone number * allphone, all mobile phone numbers * ydphone, mobile phone number * ltphone, Unicom mobile phone number * dxphone, Telecom Mobile Phone Number * email, email * url, url * cn, Chinese character * image, the image format is * emscode, zip code * isEmpty. check whether it is empty * isint, integer * isfloat, whether it is a positive decimal * isnumber, and whether it is a real number * words, determine whether it is an English letter * wordsAndNum, whether it is a letter + number * wordsAndNumAndDownline, and whether it is a string * qq consisting of digits, 26 English letters, or underscores, QQ test * personCard18, ID card 18 digits * personCard15, ID card 15 digits *] * @ param regex custom expression input format for example: "^ \-? [1-9] + \ d * $ "** @ description cType and regex can only be empty. * For example, checkObjectByRegex (" test Chinese "," cn "); // judge Chinese characters * such as checkObjectByRegex ("test Chinese", null, "^ [\ u4e00-\ u9fa5] + $ "); // custom expression regular * @ return {boolean} */function checkObjectByRegex (str, cType, regex) {/*** defines the regular expression object for verifying various formats */var Regexs = {telphone: (/^ (\ d {3 }\)) | (\ d {3 }\-))? (\ (0 \ d {2, 3} \) | 0 \ d {2, 3 }-)? [1-9] \ d {6, 7} $/), // landline phone number allphone: (/^ (13 [0-9]) | (14 [57]) | (15 [0-9]) | (17 [678]) | (18 [0-9]) [0-9] {8} $ /), // all mobile phone numbers: (/^ (13 [4-9]) | (15 [012789]) | 147 | 178 | (18 [23478]) [0-9] {8 }$/), // mobile phone number ltphone: (/^ (13 [0-2]) | (145) | (15 [56]) | (176) | (18 [56]) [0-9] {8 }$/), // China Unicom mobile phone number dxphone: (/^ (133) | (153) | (177) | (180) | (181) | (189) [0-9] {8} $ /), // Telecom phone number email: (/^ ([a-zA-Z0-9 _-]) + @ ([a-zA-Z0-9 _-]) + ((\. [a-zA-Z0-9 _-] {2, 3 }) {1, 2}) $/), // email url :(/(?: Https | http | ftp | rtsp | mms ):\/\/. + \/[\ w] + \. [\ w] +/), // URL cn: (/^ [\ u4e00-\ u9fa5] + $/I), // Chinese character image :(/\. jpg $ | \. jpeg $ | \. png $/I), // emscode: (/^ [1-9] \ d {5} $/), // zip code isint: (/^ (\-)? [1-9] + \ d * $/), // integer isfloat: (/^ [0-9] + \.? [0-9] * $/), // determines whether it is a positive decimal isnumber: (/^ [-\ +]? \ D + (\. \ d + )? $/), // Judge as A real number of words: (/^ [A-Za-z] + $/), // determine whether it is an English letter wordsAndNum: (/^ [A-Za-z0-9] + $/), // determines whether it is a letter + number wordsAndNumAndDownline: (/^ \ w + $ /), // determine whether a string consisting of digits, 26 English letters, or underscores (_) qq: (/^ [1-9] \ d {} $/), // QQ personCard18: (/^ (\ d {6 })()? (\ D {4}) (\ d {2}) (\ d {2}) (\ d {3}) (\ d | X) $ /), // ID card 18-digit personCard15: (/^ (\ d {6 })()? (\ D {2}) (\ d {2}) (\ d {2}) (\ d {3}) $/) // ID card 15 digits }; var nReg; if (str = null | typeof (str) = "undefined") {str = "";} if (cType! = Null & typeof (cType )! = "Undefined") {if (cType = "isEmpty") {str = $. trim (str); if (str! = Null & typeof (str )! = "Undefined" & str! = "") {Return false;} else return true;} nReg = Regexs [cType]; if (str = null | str = "") return false; // The input is null and is considered as verified. // if (cType = 'personcard18') {var ary = str for an 18-digit ID card. match (Regexs [cType]); if (! (ParseInt (ary [3])> = 1900) return false; var D = new Date (ary [3] + "/" + ary [4] + "/" + ary [5]); var isTrue = D. getFullYear () = ary [3] & (D. getMonth () + 1) = ary [4] & D. getDate () = ary [5]; return isTrue;} // if (cType = 'personcard15') {var ary = str. match (Regexs [cType]); var D = new Date ("19" + ary [3] + "/" + ary [4] + "/" + ary [5]); var isTrue = D. getYear () = ary [3] & (D. g EtMonth () + 1) = ary [4] & D. getDate () = ary [5]; return isTrue ;}} else {// custom Regular Expression Processing if (regex! = Null & typeof (regex )! = "Undefined") {nReg = new RegExp (regex) ;}else {return false ;}} return nReg. test (str );}

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