(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_module_is_block_algorithm_mode — Returns if the specified module is a block algorithm or not
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.
This function returns true
if the mode is for use with block
algorithms, otherwise it returns false
. (e.g. false
for stream, and
true
for cbc, cfb, ofb).
mode
The mode to check.
lib_dir
The optional lib_dir
parameter can contain the
location where the algorithm module is on the system.