복잡한 패스워드인지 확인

• Is complex password
• IsComplexPassword

1 C#

bool IsComplexPassword(string pwd)
{
  string pattern = @"/(?=^.{8,}$)((?=.*\\d)|(?=.*\\W+))(?![.\\n])(?=.*[A-Z])(?=.*[a-z]).*$/";
  return Regex.IsMatch(pwd, pattern);
}

2 PHP

function IsComplexPassword($pwd) {
  if(!preg_match('/(?=^.{8,}$)((?=.*\d)|(?=.*\W+))(?![.\n])(?=.*[A-Z])(?=.*[a-z]).*$/', $pwd))return false;
  return true;
}

3 Java

private Boolean IsComplexPassword(String pwd) {
  Pattern p = Pattern.compile("/(?=^.{8,}$)((?=.*\\d)|(?=.*\\W+))(?![.\\n])(?=.*[A-Z])(?=.*[a-z]).*$/");
  Matcher m = p.matcher(pwd);
  return m.matches();
}