- hash: documentation ( source)
- md5: documentation ( source)
<?PHP
$s1 = '100.100.100.0';
$s2 = '100.100'.'.100.0';
//require $1 != $2
echo md5($s1);
echo '||||';
echo hash('md5',$s2);
//require 1 === 2
echo hash('sha512',$s1,true);
echo hash('sha512',$s2,true);
?>