|
mcrypt_get_key_sizeGets the key size of the specified cipher 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
intfalse mcrypt_get_key_size(int
$cipher )intfalse mcrypt_get_key_size(string
$cipher , string $mode )The first prototype is when linked against libmcrypt 2.2.x, the second when linked against libmcrypt 2.4.x or 2.5.x.
mcrypt_get_key_size is used to get the size
of a key of the specified It is more useful to use the mcrypt_enc_get_key_size function as this uses the resource returned by mcrypt_module_open. Parameters
Return Values
Returns the maximum supported key size of the algorithm in bytes
or Examples
Example #1 mcrypt_get_key_size Example
The example above shows how to use this function when linked against libmcrypt 2.4.x or 2.5.x. The above example will output: 24 See Also
|