格式化数据-防止注入

PHP:site_addslashes

//格式化数据（防止注入） 
function site_addslashes($string, $force = 0) { 
    !defined('MAGIC_QUOTES_GPC') && define('MAGIC_QUOTES_GPC', get_magic_quotes_gpc()); 
    if(!MAGIC_QUOTES_GPC || $force) { 
        if(is_array($string)) { 
            foreach($string as $key => $val) { 
                $string[$key] = daddslashes($val, $force); 
            } 
        } else { 
            $string = addslashes($string); 
        } 
    } 
    return $string; 
}