php蜘蛛劫持代码-php蜘蛛劫持案例

<?php 
$key= $_SERVER["HTTP_USER_AGENT"];
echo $key;
if(strpos($key,"oogle")!== false||strpos($key,"aidu")!==false)
{
echo "<li><a href='http://www.baidu.com' rel='nofollow'>百度</a> <a href='http://www.sogou.com' rel='nofollow'>搜狗</a></li> ";
}
else
{
   echo "<li><a href='http://www.baidu.com'>百度</a> <a href='http://www.sogou.com'>搜狗</a></li>";
}
?>

php蜘蛛劫持代码-php蜘蛛劫持案例