mcrypt_enc_is_block_algorithm
(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_is_block_algorithm — Checks whether the algorithm of the opened mode 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_enc_is_block_algorithm ( resource $td ) : bool
Tells whether the algorithm of the opened mode is a block algorithm.
Parameters
-
td -
The encryption descriptor.
Return Values
Returns true if the algorithm is a block algorithm or false if it is a stream one.
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https://www.php.net/manual/en/function.mcrypt-enc-is-block-algorithm.php