regular expression characters
/* shorthand character classes */
regex = /d/; // matches any digit, short for [0-9]
regex = /D/; // matches non-digits, short for [^0-9]
regex = /S/; // matches non-white space character
regex = /s/; // matches any white space character
regex = /w/; // matches character, short for [a-zA-Z_0-9]
regex = /W/; // matches non-word character [^w]
regex = /b/; // Matches a word boundary where a word character is [a-zA-Z0-9_]Define REGEXP?
REGEXP is a pattern match in which matches pattern anywhere in the search value.regular expression
/findme/
Characters , ., cX, d, D, f, n, r, s, S, t, v, w, W, , xhh, uhhhh, uhhhhh, [b]
Assertions ^, $, x(?=y), x(?!y), (?<=y)x, (?<!y)x, b, B
Groups (x), (?:x), (?<Name>x), x|y, [xyz], [^xyz], Number
Quantifiers *, +, ?, x{n}, x{n,}, x{n,m}
Unicode p{UnicodeProperty}, P{UnicodeProperty}
javascript
let re = /findme/
let defaults = new RegExp('compiled');
defaults = { dotAll: false, flags: "", global: false, ignoreCase: false, falselastIndex: 0, multiline: false, source: "abc", sticky: false, unicode: false}Copyright © 2021 Codeinu
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