(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_is_block_algorithm_mode — Checks whether the encryption of the opened mode works on blocks
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 works on blocks (e.g.
false for stream, and true for cbc, cfb, ofb)..
tdThe encryption descriptor.