(PHP 4, PHP 5)
mhash_get_block_size — Gets the block size of the specified hash
$hash
   )
   Gets the size of a block of the specified hash.
  
hash
       The hash ID. One of the MHASH_hashname constants.
      
   Returns the size in bytes or FALSE, if the hash
   does not exist.
  
Example #1 mhash_get_block_size() Example
<?php
echo mhash_get_block_size(MHASH_MD5); // 16
?>