Php/docs/function.mcrypt-enc-is-block-algorithm
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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.