mb_check_encoding
(PHP 4 >= 4.4.3, PHP 5 >= 5.1.3)
mb_check_encoding — Check if the string is valid for the specified encoding
說明
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".
參數
-
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.
回傳值
如果成功則回傳 TRUE，失敗則回傳 FALSE。
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