STOP SQL INJECTION!

1. //This stops SQL Injection in POST vars
2. foreach ($_POST as $key => $value)
3.         if(isset($_POST['{$key}']))
4.                 $_POST[$key] = mysql_real_escape_string($value);
5.  
6. //This stops SQL Injection in GET vars
7. foreach ($_GET as $key => $value)
8.         if(isset($_GET['{$key}']))
9.          $_GET[$key] = mysql_real_escape_string($value);

=====================================================
//This stops SQL Injection in POST vars
foreach ($_POST as $key => $value)
    if(isset($_POST['{$key}']))
        $_POST[$key] = mysql_real_escape_string($value);
 
//This stops SQL Injection in GET vars
foreach ($_GET as $key => $value)
    if(isset($_GET['{$key}']))
        $_GET[$key] = mysql_real_escape_string($value);