mcrypt
PHP Manual

mcrypt_get_cipher_name

(PHP 4, PHP 5)

mcrypt_get_cipher_name — Get the name of the specified cipher

Description

string mcrypt_get_cipher_name ( int $cipher )
string mcrypt_get_cipher_name ( string $cipher )

mcrypt_get_cipher_name() is used to get the name of the specified cipher.

mcrypt_get_cipher_name() takes the cipher number as an argument (libmcrypt 2.2.x) or takes the cipher name as an argument (libmcrypt 2.4.x or higher) and returns the name of the cipher or FALSE, if the cipher does not exist.

Example#1 mcrypt_get_cipher_name() Example

<?php
   $cipher 
MCRYPT_TripleDES;

   echo 
mcrypt_get_cipher_name($cipher);
?>

上例将输出:

3DES


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