How to write a regular expression to check a password?

Question

Java

It is necessary to check for password complexity so that there is at least one character from !"№;%:?*()_+=-.,<>~ any letter in any case and a number and password length from 6 characters to 21.
Is it possible to do this?
So far only this but doesn't work
public static boolean checkPassword(String s ){
Pattern p = Pattern.compile("^[a-z0-9_-]{6,21}$");
Matcher m = p .matcher(s);
return m.matches();
}

Answer 1

The first link in Google for password validati...