regex exclude code example

Example 1: regular rexpression except

// Search everything but strings not include 'validate'
let reg = /^((?!validate).)*$/
let str = "https://yourdomain.com/validate"

// Search by charactor, exlcue all the chars in charachter_to_not_match
let reg = /[^charachter_to_not_match]*/

Example 2: regex exclude character

[^a]	#any character except 'a'
[^aA]	#any character except 'a' or 'A'
[^a-z]	#any character except a lower case character
[^.]	#any character not a period