Online PHP editor | rfc for dHUrp

<?php class PasswordValidation { public static function digitCount($string) { return self::occurrencesCount($string, '/[0-9]/'); } public static function lcCount($string) { return self::occurrencesCount($string, '/[a-z]/'); } public static function ucCount($string) { return self::occurrencesCount($string, '/[A-Z]/'); } public static function nonAlphaNumCount($string) { return self::occurrencesCount($string, '/[^0-9a-zA-Z]/'); } public static function repeatedCharCount($string) { $lcString = strtolower($string); $prevChar = $lcString[0]; $currentLen = 0; $maxLen = 0; for ($i = 1; $i < strlen($lcString); $i++) { if ($lcString[$i] === $prevChar) { $currentLen += 1; } else { $currentLen = 1; } $maxLen = max($maxLen, $currentLen); $prevChar = $lcString[$i]; } return $maxLen; } public static function consecutiveCharCount($string) { $lcString = strtolower($string); $prevChar = $lcString[0]; $currentLen = 0; $maxLen = 0; $ascending = null; for ($i = 1; $i < strlen($lcString); $i++) { $diff = ord($lcString[$i]) - ord($prevChar); if ($diff == 1) { if ($ascending !== true) { $ascending = true; $currentLen = 1; } $currentLen += 1; } elseif ($diff == -1) { if ($ascending !== false) { $ascending = false; $currentLen = 1; } $currentLen += 1; } else { $currentLen = 1; } $maxLen = max($maxLen, $currentLen); $prevChar = $lcString[$i]; } return $maxLen; } private static function occurrencesCount($string, $regex) { preg_match_all($regex, $string, $matches); return count($matches[0]); } } echo PasswordValidation::consecutiveCharCount("abcdegionoas"); echo "\r\n"; echo PasswordValidation::consecutiveCharCount("EDCb00808asabc"); echo "\r\n"; echo PasswordValidation::consecutiveCharCount("asg7898"); echo "\r\n"; echo PasswordValidation::consecutiveCharCount("asgab876567asfon"); echo "\r\n"; echo PasswordValidation::repeatedCharCount("abcdegionoas"); echo "\r\n"; echo PasswordValidation::repeatedCharCount("EDCb00808asabc"); echo "\r\n"; echo PasswordValidation::repeatedCharCount("asg7898"); echo "\r\n"; echo PasswordValidation::repeatedCharCount("asgaaaCCc656bBBb7asfon"); echo "\r\n"; echo PasswordValidation::digitCount("asfA^as90Z8s%A8asB&f7sX/"); echo "\r\n"; echo PasswordValidation::lcCount("asfA^as90Z8s%A8asB&f7sX/"); echo "\r\n"; echo PasswordValidation::ucCount("asfA^as90Z8s%A8asB&f7sX/"); echo "\r\n"; echo PasswordValidation::nonAlphaNumCount("asfA^as90Z8s%A8asB&f7sX/"); echo "\r\n";

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