mcrypt_module_is_block_algorithm
(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_module_is_block_algorithm — This function checks whether the specified algorithm is a block algorithm
Warning
This function has been DEPRECATED as of PHP 7.1.0 and REMOVED as of PHP 7.2.0. Relying on this function is highly discouraged.
Description
mcrypt_module_is_block_algorithm(string
$algorithm, string $lib_dir = ?): bool
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_dirparameter 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.
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