update : 2015.11.03
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Check if the string is valid for the specified encoding

mb_check_encoding

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

mb_check_encodingCheck if the string is valid for the specified encoding

설명

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

Checks if the specified byte stream is valid for the specified encoding. It is useful to prevent so-called "Invalid Encoding Attack".

인수

var

The byte stream to check. If it is omitted, this function checks all the input from the beginning of the request.

encoding

The expected encoding.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.