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echo "php gets the current url
";
$url = "http://".$_SERVER ['HTTP_HOST'].$_SERVER['PHP_SELF'];
echo $url;
?>
The following code is: php gets the website root directory
$PHP_SELF=$_SERVER['PHP_SELF'];
$url='http://'.$_SERVER['HTTP_HOST'].substr($PHP_SELF,0,strrpos($PHP_SELF,'/')+1);
echo $url;
?>
-->
php gets visitor information
print_r($_SERVER['CERT_SERIALNUMBER']);
print_r($_SERVER);
?>