php $_server变量
server变量
<code>/* That will give you the result <span>of</span> each variable like (<span>if</span> the file <span>is</span> server_indices.php at the root <span>and</span> Apache Web directory <span>is</span><span>in</span><span>E</span>:\web) : PHP_SELF /server_indices.php argv - argc - GATEWAY_INTERFACE CGI/<span>1.1</span>SERVER_ADDR <span>127.0</span><span>.0</span><span>.1</span>SERVER_NAME localhost SERVER_SOFTWARE Apache/<span>2.2</span><span>.22</span> (Win64) PHP/<span>5.3</span><span>.13</span>SERVER_PROTOCOL HTTP/<span>1.1</span>REQUEST_METHOD GET REQUEST_TIME <span>1361542579</span>REQUEST_TIME_FLOAT - QUERY_STRING DOCUMENT_ROOT <span>E</span>:<span>/web/</span>HTTP_ACCEPT text<span>/html,application/xhtml+xml,application/xml;q=0.9,*/</span>*;q=<span>0.8</span>HTTP_ACCEPT_CHARSET ISO-<span>8859</span>-<span>1</span>,utf-<span>8</span>;q=<span>0.7</span>,*;q=<span>0.3</span>HTTP_ACCEPT_ENCODING gzip,deflate,sdch HTTP_ACCEPT_LANGUAGE fr-FR,fr;q=<span>0.8</span>,en-US;q=<span>0.6</span>,en;q=<span>0.4</span>HTTP_CONNECTION keep-alive HTTP_HOST localhost HTTP_REFERER <span>http</span>:<span>//</span>localhost/ HTTP_USER_AGENT Mozilla/<span>5.0</span> (Windows NT <span>6.1</span>; WOW64) AppleWebKit/<span>537.17</span> (KHTML, like Gecko) Chrome/<span>24.0</span><span>.1312</span><span>.57</span> Safari/<span>537.17</span>HTTPS - REMOTE_ADDR <span>127.0</span><span>.0</span><span>.1</span>REMOTE_HOST - REMOTE_PORT <span>65037</span>REMOTE_USER - REDIRECT_REMOTE_USER - SCRIPT_FILENAME <span>E</span>:/web/server_indices.php SERVER_ADMIN myemail<span>@personal</span>.us SERVER_PORT <span>80</span>SERVER_SIGNATURE PATH_TRANSLATED - SCRIPT_NAME /server_indices.php REQUEST_URI /server_indices.php PHP_AUTH_DIGEST - PHP_AUTH_USER - PHP_AUTH_PW - AUTH_TYPE - PATH_INFO - ORIG_PATH_INFO - */ </code>
HTTP_HOST 和 SERVER_NAME 的区别
最近在开发站群软件,用到了根据访问域名判断子站点的相关问题。PHP获取当前域名有两个变量 HTTP_HOST 和 SERVER_NAME,我想知道两者的区别以及哪个更加可靠。
首先我想说,百度上那些转来转去的文章都是扯淡!
有说相同的,有说不同的,都没说明原因,没经过验证就互相转来转去的,浪费观众时间。
下面说说本人经过亲自验证 + 查阅官方文档 + 官方BUG列表 + 官方邮件列表 + sitepoint + webmasterworld + google的总结:
相同点:
当满足以下三个条件时,两者会输出相同信息。
1. 服务器为80端口
2. apache的conf中ServerName设置正确
3. HTTP/1.1协议规范
不同点:
1. 通常情况:
_SERVER[“HTTP_HOST”] 在HTTP/1.1协议规范下,会根据客户端的HTTP请求输出信息。
_SERVER[“SERVER_NAME”] 默认情况下直接输出apache的配置文件httpd.conf中的ServerName值。
2. 当服务器为非80端口时:
_SERVER[“HTTP_HOST”] 会输出端口号,例如:mimiz.cn:8080
_SERVER[“SERVER_NAME”] 会直接输出ServerName值
因此在这种情况下,可以理解为:HTTP_HOST = SERVER_NAME : SERVER_PORT
3. 当配置文件httpd.conf中的ServerName与HTTP/1.0请求的域名不一致时:
httpd.conf配置如下:
以上就介绍了140 php $_SERVER变量,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。
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