public static function Ctype::ctype_xdigit in Lockr 7.3

Returns TRUE if every character in text is a hexadecimal 'digit', that is a decimal digit or a character from [A-Fa-f] , FALSE otherwise.

Parameters

string|int $text:

Return value

bool

See also

https://php.net/ctype-xdigit

File

vendor/symfony/polyfill-ctype/Ctype.php, line 192

Class

Ctype

Ctype implementation through regex.

Namespace

Symfony\Polyfill\Ctype

Code

public static function ctype_xdigit($text) {
  $text = self::convert_int_to_char_for_ctype($text);
  return \is_string($text) && '' !== $text && !preg_match('/[^A-Fa-f0-9]/', $text);
}