mcrypt_get_cipher_name Gets the name of the specified cipher


mcrypt_get_cipher_name

(PHP 4, PHP 5)

mcrypt_get_cipher_nameGets the name of the specified cipher

说明

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.

参数

cipher

One of the MCRYPT_ciphername constants or the name of the algorithm as string.

返回值

This function returns the name of the cipher or FALSE, if the cipher does not exist.

范例

Example #1 mcrypt_get_cipher_name() Example

<?php
   $cipher 
MCRYPT_TripleDES;

   echo 
mcrypt_get_cipher_name($cipher);
?>

以上例程会输出:

3DES


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