$_SERVER变量的内容

Array(
[HTTP_HOST] => localhost
[HTTP_USER_AGENT] => Mozilla/5.0 (Windows NT 5.1; rv:25.0) Gecko/20100101 Firefox/25.0                        [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8    [HTTP_ACCEPT_LANGUAGE] => zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3
[HTTP_ACCEPT_ENCODING] => gzip, deflate
[HTTP_COOKIE] => IpBT_2132_saltkey=T7n7NBta; IpBT_2132_last_visit=1384800043; Hm_lvt_cabf20c51a8b398aff93ba842095a6ad=1384916132,1385340673,1385433426,1385443877; bdshare_firstime=1384832453632; pgv_pvi=2732587008; AJSTAT_ok_times=1; PHPSESSID=bfsqqf7qqtkcshi5lh3u458c52
[HTTP_CONNECTION] => keep-alive
[HTTP_CACHE_CONTROL] => max-age=0
[PATH] => C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Common Files\Thunder Network\KanKan\Codecs;C:\Program Files\Microsoft SQL Server\80\Tools\BINN;C:\Program Files\Microsoft SQL Server\80\Tools\Binn\;C:\Program Files\Microsoft SQL Server\90\Tools\binn\;C:\Program Files\Microsoft SQL Server\90\DTS\Binn\;C:\Program Files\Microsoft SQL Server\90\Tools\Binn\VSShell\Common7\IDE\;C:\Program Files\Microsoft Visual Studio 8\Common7\IDE\PrivateAssemblies\;C:\Program Files\Java\jdk1.7.0_01\bin;C:\Program Files\Java\jdk1.7.0_01\jre\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files\Subversion\bin;C:\WINDOWS\system32\WindowsPowerShell\v1.0
[SystemRoot] => C:\WINDOWS
[COMSPEC] => C:\WINDOWS\system32\cmd.exe
[PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.PSC1
[WINDIR] => C:\WINDOWS    
[SERVER_SIGNATURE] =>
[SERVER_SOFTWARE] => Apache/2.2.17 (Win32) PHP/5.3.3
[SERVER_NAME] => localhost
[SERVER_ADDR] => 127.0.0.1
[SERVER_PORT] => 80
[REMOTE_ADDR] => 127.0.0.1
[DOCUMENT_ROOT] => E:/wamp/www/
[SERVER_ADMIN] => admin@localhost
[SCRIPT_FILENAME] => E:/wamp/www/0zuozuo/index.php
[REMOTE_PORT] => 1541
[GATEWAY_INTERFACE] => CGI/1.1
[SERVER_PROTOCOL] => HTTP/1.1
[REQUEST_METHOD] => GET
[QUERY_STRING] =>    
[REQUEST_URI] => /0zuozuo/    
[SCRIPT_NAME] => /0zuozuo/index.php
[PHP_SELF] => /0zuozuo/index.php
[REQUEST_TIME] => 1385531822
)