PHP 7.2.0 Beta 1 Released

mcrypt_module_is_block_algorithm

(PHP 4 >= 4.0.2, PHP 5, PHP 7)

mcrypt_module_is_block_algorithmThis function checks whether the specified algorithm is a block algorithm

Warning

This 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 ] )

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.

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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