PHP 获取当前访问的完整URL

代码如下：

<?php

// php 获取当前访问的完整url
function GetCurUrl() {
	$url = 'http://';
	if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') {
		$url = 'https://';
	}

	// 判断端口
	if($_SERVER['SERVER_PORT'] != '80') {
		$url .= $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . ':' . $_SERVER['REQUEST_URI'];
	} else {
		$url .= $_SERVER['SERVER_NAME'] . ':' . $_SERVER['REQUEST_URI'];
	}

	return $url;
}