characters is text, letters, numbers and "(", ")", "[", "]", "space"; how should the rule of up to 20 words be written
characters is text, letters, numbers and "(", ")", "[", "]", "space"; how should the rule of up to 20 words be written
that's about it, 0-20
/^[A-Z|a-z|0-9|\s|\(|\)|\|\|\u4e00-\u9fa5]{0,20}$/
//
/^[A-Z|a-z|0-9|\s|\|\|\|\|\u4e00-\u9fa5]{0,20}$/
^[\u4E00-\u9FA5a-zA-Z0-9() ]{0,20}$
//
/^[a-z\d\s()\u4e00-\u9fa5]{0,20}$/i
1. The string str= "zz=aaa,bb=bbb,cc=ccc;User=ZZZ&zz=aaa1&bb=bbb1&cc=ccc1 " 2. To implement, for example, I pass in the parameter zz, and find the value of aaa1 in the zz=aaa1 after User=ZZZ. How to write the corresponding rule? ...
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MEDU1778421 FEJ7296886 FCIU2741867 FEJ7296887 GLDU9472098 FEJ7296888 I want to match the following numbers and replace them with spaces for example, how to match letters and spaces MEDU1778421 FCIU2741867 GLDU9472098 ...
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var newsname; ctrl.checkNameLegal = function () { if (ctrl.fileName) { var exports = ^(?![.])[ u4e00- u9fa5_.a-zA-Z0-9]+$ ig; if (exports.test(ctrl.fileName)) { newsname = ctrl.fileName; } else { ctrl.fileName = newsname; } } else { newsname = ...
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const datas =[ "https: img.codeshelper.com upload img 2021 03 09 1tcsu5c0vun5800.png", "https: img.codeshelper.com upload img 2021 03 09 mc3p5hxjed25801.png", "https: img.codeshelper.com upload img 2021 03 09 b0sxs...
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as shown in the figure above: in the first way, the $3.23 is identified as false , but in the second way, only one parameter g is removed and passed. According to principle, the first one should also be passed, please give us guidance! ...
example: (999 < video > < video > ) I want to delete the p tag in parentheses (). ...
find the underscore through the regular expression, return the previous content, and don t want anything else. ...
password requires 1, number 2, letter 3, number + letter ...
Code first: if( ( module (?:.+[^ .html])) .test(". src module comment details.html")){ console.log(RegExp.$1) module comment details } if( ( module (?:.+[^ .js])) .test(". src module comment details.js")){ console...
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The string.split (RegExp) method uses regular expressions to separate strings. An error occurs when the regular expression contains parentheses (), but the value returned through string.match (RegExp) is that I want the correct for example . var str = ...