Mcrypt 函数
PHP 手册

mcrypt_enc_get_block_size

(PHP 4 >= 4.0.2, PHP 5)

mcrypt_enc_get_block_sizeReturns the blocksize of the opened algorithm

说明

int mcrypt_enc_get_block_size ( resource $td )

Gets the blocksize of the opened algorithm.

参数

td

The encryption descriptor.

返回值

Returns the block size of the specified algorithm in bytes.


Mcrypt 函数
PHP 手册