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mb_check_encoding

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

mb_check_encodingCheck if strings are valid for the specified encoding

Beschreibung

mb_check_encoding ([ mixed $var = NULL [, string $encoding = mb_internal_encoding() ]] ) : bool

Checks if the specified byte stream is valid for the specified encoding. If var is of type array, all keys and values are validated recursively. It is useful to prevent so-called "Invalid Encoding Attack".

Parameter-Liste

var

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. Im Fehlerfall wird FALSE zurückgegeben.

Changelog

Version Beschreibung
7.2.0 This function now also accepts an array as var. Formerly, only strings have been supported.
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