第6列
echo "index.php
";
echo "_FILE_:"._FILE_."
";
echo "request_uti:".$_SERVER["request_urt"]."
";
echo "script_name:".$_SERVER["script_name"]."
";
echo "php_self:".$_SERVER["php_self"]."
";
echo "script_filename:".$_SERVER["script_filename"]."
";
?>
第7列
$str="0123456789abcdefghijklmnopqrstuvwxyz";
$n=5; //字符长度
$len=strlen($str)-1;
for($i=0;$i<$n;$i++)
{
$s = $s.$str[rand(0,$len)];
}
echo $s."
";
?>
第8列
$a='it1994.cn';
echo "直接输出:".$a;
echo "
";
echo "直接输出:".'$a';
echo "
";
echo "直接输出:"."$a";
?>
第9列
index.php页面：
echo "常见的原子操作";
echo "执行增加操作
";
echo "执行删除操作
";
echo "执行查找操作
";
echo "执行更新操作
";
?>
check.php页面：
$action=$_GET["action"];
switch($action)
{
case "add";
echo "";
break;
case "del";
echo "";
break;
case "search";
echo "";
break;
case "update";
echo "";
break;
}
?>
第10列
index.php页面：
it1994.cn check.php页面：
$urlar=parse_url($_SERVER['http_referer']);
print("
");
print_r($urlar);
print_r($_SERVER['http_referer']);
if($urlar['host']!="172.0.0.1")
{
echo "页面失效";
echo "
