Mcrypt Functions
PHP Manual

mcrypt_enc_get_block_size

(PHP 4 >= 4.0.2, PHP 5, PHP 7)

mcrypt_enc_get_block_sizeReturns the blocksize of the opened algorithm

Warning

This function has been DEPRECATED as of PHP 7.1.0. Relying on this function is highly discouraged.

Description

int mcrypt_enc_get_block_size ( resource $td )

Gets the blocksize of the opened algorithm.

Parameters

td

The encryption descriptor.

Return Values

Returns the block size of the specified algorithm in bytes.


Mcrypt Functions
PHP Manual