(PHP 4, PHP 5)
mcrypt_get_block_size — Get the block size of the specified cipher
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_block_size() is used to get the size of a block of the specified cipher (in combination with an encryption mode).
One of the MCRYPT_ciphername constants or the name of the algorithm as string.
Gets the block size, as an integer.
Example #1 mcrypt_get_block_size() example
This example shows how to use this function when linked against libmcrypt 2.4.x and 2.5.x.
echo mcrypt_get_block_size('tripledes', 'ecb'); // 8