PHP 8.1.0 RC 4 available for testing

mb_check_encoding

(PHP 4 >= 4.4.3, PHP 5 >= 5.1.3, PHP 7, PHP 8)

mb_check_encodingCheck if strings are valid for the specified encoding

Beschreibung

mb_check_encoding(array|string|null $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.

Changelog

Version Beschreibung
8.0.0 value and encoding are nullable now.
7.2.0 This function now also accepts an Array as value. Formerly, only Strings have been supported.
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