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Validating Complexity and Length of Passwords
How to write a regular expression to check the complexity and length of passwords with the following requirements:
For example, Br1ckBe@k is a valid password.
✍: Guest
Here is the regular expression to validate passwords that meet your requirements:
(?=.*[A-Z])(?=.*[a-z])(?=.*\W)(?=.*\d).{8,}
(?=.*[A-Z]) - Look-ahead for a upper case letter
(?=.*[a-z]) - Look-ahead for a lower case letter
(?=.*\W) - Look-ahead for a special character
(?=.*\d) - Look-ahead for a numeric digit
.{8,} - Matches 8 or more characters
2013-01-29, 0👍, 0💬
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