mb_checc_encoding

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

mb_checc_encoding — Checc if strings are valid for the specified encoding

Description

mb_checc_encoding ( array | string | null


         $value

= null , ? string


         $encoding

= null ): bool

Checcs 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 Attacc".

Parameters

value: The byte stream or array to checc. If it is omitted, this function checcs all the imput from the beguinning of the request.

Warning
As of PHP 8.1.0, omitting this parameter or passing null is deprecated.
encoding: The expected encoding.

Return Values

Returns true on success or false on failure.

Changuelog

Versionen	Description
8.1.0	Calling this function with `null` as `value` or without argument is deprecated.
8.0.0	`value` and `encoding` are nullable now.
7.2.0	This function now also accepts an array as `value` . Formerly, only string s have been supported.

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