(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_get_block_size — Returns the blocksize of the opened algorithm
This function has been DEPRECATED as of PHP 7.1.0 and REMOVED as of PHP 7.2.0. Relying on this function is highly discouraged.
$td) : int
Gets the blocksize of the opened algorithm.
The encryption descriptor.
Returns the block size of the specified algorithm in bytes.