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<?php
if(count($_GET)){
foreach ($_GET as $key=>$value){
 $str.=$key.”=”.$value.”&”;
}
$str=substr($str,0,-1);

echo “http://”.$_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME'].”?”.$str;
}else{
echo “http://”.$_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME']; 
}
?>