<?php
$_REQUEST=array();
$_REQUEST["username"]="";
$_REQUEST["password"]="";
//echo "SELECT * from users where username=\"".$_REQUEST["username"]."\" and password=\"".$_REQUEST["password"]."\"";
echo "SELECT * from users where username=\"".$_REQUEST["username"]."\" or username=\""."\" and password=\"".$_REQUEST["password"]."\" password=\""."\"";
?>