PHP $_SERVER 详细用法分析
- Argument Result
- PHP_SELF Returns the path and filename of the current script
- SERVER_PROTOCOL Returns the name and revision of the page-requested protocol
- REQUEST_METHOD Returns the request method used to access the page
- REQUEST_TIME Returns the timestamp from the beginning of the request
- DOCUMENT_ROOT Returns the root directory of the current script
- HTTP_REFERER Returns the page address that referred to the current page
- HTTP_USER_AGENT Returns the user agent of the header from the current request
- REMOTE_ADDR Returns the IP address of the current user
- REMOTE_PORT Returns the port of the user's machine that is accessing the page
- SCRIPT_FILENAME Returns the absolute filename from the current script
- SCRIPT_NAME Returns the path of the current script
<?php 教程 if ($_SERVER['REQUEST_METHOD'] == 'GET') {
- What is your first name?
- <?php } else {
- echo 'Hello,' . $_POST['first_name'] . '!';
- }
获取用户的 IP 地址
- <?php
- $address = $_SERVER['REMOTE_ADDR'];
- $referer = $_SERVER['HTTP_REFERER'];
- $browser = $_SERVER['HTTP_USER_AGENT'];
- $file = fopen("log.html", "a");
- $time = date("H:i dS F");
- fwrite( $file, "Time: $time" );
- if( $address != null)
- {
- fwrite( $file, "IP Address: $address");
- }
- if( $referer != null)
- {
- fwrite( $file, "Referer: $referer");
- }
- fwrite( $file, "Browser: $browser");
- fclose($file);
脚本显示方法
- <?php
- $lastmod = filemtime($_SERVER['SCRIPT_FILENAME']);
- echo 'file was updated on' . date('l d F Y, at H:i:s T', $lastmod);
获取服务器时间
- <?php
- $lastmod = filemtime($_SERVER['SCRIPT_FILENAME']);
- echo 'This file was last updated on'
- . date('l d F Y, at H:i:s T', $lastmod)
- . '.';
来源: https://www.php1.cn/detail/php-fcbde45140.html