"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";


	echo "\n-----------------------";
	$s='testusername"; delete from users where \'\';';

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$t=escapeshellcmd($s);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";



	$t=addslashes($s);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$t=escapeshellcmd(addslashes($s));
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";


	echo "\n-----------------------";
	$s="testusername'; delete from users;";

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$t=escapeshellcmd($s);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";


	$t=addslashes($s);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$t=escapeshellcmd(addslashes($s));
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";


	echo "\n-----------------------";
	$s="D'Arcy";


	$t=(addslashes($s));
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	echo "\n--------------------------------------------------------------------------------------------";

	$s="' OR '' = '";

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";


	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	echo "\n-----------------------";
	$s='testusername"; delete from users where \'\';';

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	echo "\n-----------------------";
	$s="testusername'; delete from users;";

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	echo "\n-----------------------";
	$s="D'Arcy";

	$t=$s;
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

	$trans=array("'"=>"\'", ";"=>"\;", '"'=>'\"');
	$t=strtr($s, $trans);
    $query="SELECT * FROM users WHERE username='$t' AND password='$t'";
	echo "\n$query";

?>