PHP获取当前完整地址值代码

<?php
// 说明：获取完整URL
function curPageURL()
{
$pageURL = 'http';
if ($_SERVER["HTTPS"] == "on")
{
$pageURL .= "s";
}
$pageURL .= "://";
if ($_SERVER["SERVER_PORT"] != "80")
{
$pageURL .= $_SERVER["SERVER_NAME"] . ":" . $_SERVER["SERVER_PORT"] . $_SERVER["REQUEST_URI"];
}
else
{
$pageURL .= $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
}
return $pageURL;
}
?>