php获取当前页面完整url地址实例

// baseUrl
function baseUrl($uri=''){
$baseUrl = ( isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off') ? 'https://' : 'http://***';
$baseUrl .= isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : getenv('HTTP_HOST');
$baseUrl .= isset($_SERVER['SCRIPT_NAME']) ? dirname($_SERVER['SCRIPT_NAME']) : dirname(getenv('SCRIPT_NAME'));
return $baseUrl.'/'.$uri;
}

/**
* Suppose, you are browsing in your localhost
* http://lo*calhos*t*/myproject/index.php?id=8
*/
function baseUrl()
{
// output: /myproject/index.php
$currentPath = $_SERVER['PHP_SELF'];

// output: Array ( [dirname] => /myproject [basename] => index.php [extension] => php [filename] => index )
$pathInfo = pathinfo($currentPath);

// output: localhost
$hostName = $_SERVER['HTTP_HOST'];

// output: http://
$protocol = strtolower(substr($_SERVER["SERVER_PROTOCOL"],0,5))=='https://***' ? 'https://***' : 'http://***';

// return: http://l**oca*lhost/myproject/
return $protocol.$hostName.$pathInfo['dirname']."/";
}

/**
*@author mckee
*@blog https://www.111cn.net
*/
function get_page_url(){
$url = (isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == '443') ? 'https://***' : 'http://***';
$url .= $_SERVER['HTTP_HOST'];
$url .= isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : urlencode($_SERVER['PHP_SELF']) . '?' . urlencode($_SERVER['QUERY_STRING']);
return $url;
}
echo get_page_url();
?>

function getFullUrl(){
# 解决通用问题
$requestUri = '';
if (isset($_SERVER['REQUEST_URI'])) { #$_SERVER["REQUEST_URI"] 只有 apache 才支持,
$requestUri = $_SERVER['REQUEST_URI'];
} else {
if (isset($_SERVER['argv'])) {
$requestUri = $_SERVER['PHP_SELF'] .'?'. $_SERVER['argv'][0];
} else if(isset($_SERVER['QUERY_STRING'])) {
$requestUri = $_SERVER['PHP_SELF'] .'?'. $_SERVER['QUERY_STRING'];
}
}
// echo $requestUri.'
';
$scheme = empty($_SERVER["HTTPS"]) ? '' : ($_SERVER["HTTPS"] == "on") ? "s" : "";
$protocol = strstr(strtolower($_SERVER["SERVER_PROTOCOL"]), "/",true) . $scheme;
$port = ($_SERVER["SERVER_PORT"] == "80") ? "" : (":".$_SERVER["SERVER_PORT"]);
# 获取的完整url
$_fullUrl = $protocol . "://" . $_SERVER['SERVER_NAME'] . $port . $requestUri;
return $_fullUrl;
}