(PHP 4 >= 4.0.2, PHP 5, PHP 7)
This function checks whether the specified algorithm is a block algorithm
bool mcrypt_module_is_block_algorithm ( string $algorithm [, string $lib_dir ] )
This function returns TRUE
if the specified algorithm is a block algorithm, or FALSE
if it is a stream one.
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.
Returns:
This function returns TRUE
if the specified algorithm is a block algorithm, or FALSE
if it is a stream one.
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