mb_check_encoding
(PHP 4 >= 4.4.3, PHP 5 >= 5.1.3, PHP 7, PHP 8)
mb_check_encoding — Check if strings are valid for the specified encoding
Beschreibung
$value
= null
, ?string $encoding
= null
): bool
Checks if the specified byte stream is valid for the specified encoding.
If value
is of type Array, all keys and values are
validated recursively.
It is useful to prevent so-called "Invalid Encoding Attack".
Parameter-Liste
-
value
-
The byte stream or Array to check. If it is omitted, this function checks all the input from the beginning of the request.
-
encoding
-
The expected encoding.
Rückgabewerte
Gibt bei Erfolg true
zurück. Bei einem Fehler wird false
zurückgegeben.