mcrypt_module_is_block_algorithm
This function checks whether the specified algorithm is a block algorithm
WarningThis function has been
DEPRECATED as of PHP 7.1.0. Relying on this function
is highly discouraged.
Description
bool mcrypt_module_is_block_algorithm
( string $algorithm
[, string $lib_dir
] )
Parameters
-
algorithm
-
The algorithm to check.
-
lib_dir
-
The optional lib_dir
parameter can contain the
location where the algorithm module is on the system.
Return Values
This function returns TRUE
if the specified algorithm is a block
algorithm, or FALSE
if it is a stream one.