<?php /** * Defines a set of specialized string functions. * * @package PhpMyAdmin-String * @todo May be move this into file of its own */ interface PMA_StringType { /** * Checks if a character is an alphanumeric one * * @param string $c character to check for * * @return boolean whether the character is an alphanumeric one or not */ public function isAlnum($c); /** * Checks if a character is an alphabetic one * * @param string $c character to check for * * @return boolean whether the character is an alphabetic one or not */ public function isAlpha($c); /** * Checks if a character is a digit * * @param string $c character to check for * * @return boolean whether the character is a digit or not */ public function isDigit($c); /** * Checks if a character is an upper alphabetic one * * @param string $c character to check for * * @return boolean whether the character is an upper alphabetic one or not */ public function isUpper($c); /** * Checks if a character is a lower alphabetic one * * @param string $c character to check for * * @return boolean whether the character is a lower alphabetic one or not */ public function isLower($c); /** * Checks if a character is a space one * * @param string $c character to check for * * @return boolean whether the character is a space one or not */ public function isSpace($c); /** * Checks if a character is an hexadecimal digit * * @param string $c character to check for * * @return boolean whether the character is an hexadecimal digit or not */ public function isHexDigit($c); /** * Checks if a number is in a range * * @param integer $num number to check for * @param integer $lower lower bound * @param integer $upper upper bound * * @return boolean whether the number is in the range or not */ public function numberInRangeInclusive($num, $lower, $upper); } ?>