need to match:
https://www.example.com
https://www.example.com/demo
https://www.example.com/demo/abc
https://www.example.com/demo/abc/123.html ()mismatch:
https://www.example.com/demo/abc/efg123.html 
need to match:
https://www.example.com
https://www.example.com/demo
https://www.example.com/demo/abc
https://www.example.com/demo/abc/123.html ()mismatch:
https://www.example.com/demo/abc/efg123.html Click to view the matching result
/^https:\/\/www\.example\.com(\/[a-z]+(\/[a-z]+(\/\d+\.html)?)?)?$//^https:\/\/www\.example\.com(\/[a-z]+(\/[a-z]+(\/\d+\.html)?)?)?$/ can't match
@ yuanxiaowa
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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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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 (). ...
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password requires 1, number 2, letter 3, number + letter ...
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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 = ...