mcrypt_enc_self_test
(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)
mcrypt_enc_self_test — Runs a self test on the opened module
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_self_test ( resource $td ) : int
This function runs the self test on the algorithm specified by the descriptor td.
Parameters
-
td -
The encryption descriptor.
Return Values
Returns 0 on success and a negative int on failure.
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https://www.php.net/manual/en/function.mcrypt-enc-self-test.php