/**
* UTF-8 aware replacement for trim()
*
* Strip whitespace (or other characters) from the beginning and end of a string
* Note: you only need to use this if you are supplying the charlist
* optional arg and it contains UTF-8 characters. Otherwise trim will
* work normally on a UTF-8 string
*
* @param string the string to be trimmed
* @param string the optional charlist of additional characters to trim
* @return string the trimmed string
* @see http://www.php.net/trim
*/
public static function trim($str, $charlist = FALSE)
{
if ($charlist === FALSE) {
return trim($str);
}
return KHelperString::ltrim(utf8_rtrim($str, $charlist), $charlist);
}
