(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_is_block_algorithm — Checks whether the algorithm of the opened mode is a block algorithm
Esta función ha sido declarada OBSOLETA a partir de PHP 7.1.0 y será ELIMINADA a partir de PHP 7.2.0. Su uso está totalmente desaconsejado.
Tells whether the algorithm of the opened mode is a block algorithm.
td
The encryption descriptor.
Returns true
if the algorithm is a block algorithm or false
if it is
a stream one.