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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                1、$GLOBALS? :儲存全局作用域中的變量 2、$\_SERVER? :獲取服務器相關信息 3、$\_REQUEST :獲取POST和GET請求的參數 4、$\_POST : 獲取表單的POST請求參數 5、$\_GET: 獲取表單的GET請求參數 6、$\_FILES :獲取上傳文件的的變量 7、$\_ENV : 獲取服務器端環境變量的數組 8、$\_COOKIE:獲取瀏覽器的cookie : $_SERVER['PHP_SELF'] 當前執行腳本的文件名 $_SERVER['GATEWAY_INTERFACE'] 服務器使用的 CGI 規范的版本;例如,"CGI/1.1"。$_SERVER['SERVER_ADDR'] 當前運行腳本所在的服務器的 IP 地址。 $_SERVER['SERVER_NAME']當前運行腳本所在的域名。 [SYSTEMROOT] => C:\WINDOWS [COMSPEC] => C:\WINDOWS\system32\cmd.exe [PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC [WINDIR] => C:\WINDOWS [PHP_FCGI_MAX_REQUESTS] => 1000 [PHPRC] => D:/phpstudy/PHPTutorial/php/php-7.2.1-nts/ [_FCGI_SHUTDOWN_EVENT_] => 2236 [SCRIPT_NAME] => /index.php [REQUEST_URI] => / [QUERY_STRING] => [REQUEST_METHOD] => GET [SERVER_PROTOCOL] => HTTP/1.1 [GATEWAY_INTERFACE] => CGI/1.1 [REMOTE_PORT] => 60829 //用戶連接到服務器時所使用的端口 [SCRIPT_FILENAME] => D:/phpstudy/PHPTutorial/WWW/tp5/public/index.php [SERVER_ADMIN] => admin@php.cn [CONTEXT_DOCUMENT_ROOT] => D:/phpstudy/PHPTutorial/WWW/tp5/public [CONTEXT_PREFIX] => [REQUEST_SCHEME] => http [DOCUMENT_ROOT] => D:/phpstudy/PHPTutorial/WWW/tp5/public [REMOTE_ADDR] => 127.0.0.1 [SERVER_PORT] => 80 [SERVER_ADDR] => 127.0.0.1 [SERVER_NAME] => 127.0.0.1 [SERVER_SOFTWARE] => Apache/2.4.23 (Win32) OpenSSL/1.0.2j mod_fcgid/2.3.9 [SERVER_SIGNATURE] => [SystemRoot] => C:\WINDOWS [HTTP_ACCEPT_LANGUAGE] => zh-CN,zh;q=0.9,en;q=0.8 [HTTP_ACCEPT_ENCODING] => gzip, deflate, br [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3 */ [HTTP_USER_AGENT] => Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.108 Safari/537.36 [HTTP_UPGRADE_INSECURE_REQUESTS] => 1 [HTTP_CACHE_CONTROL] => max-age=0 [HTTP_CONNECTION] => close [HTTP_HOST] => 127.0.0.1 [FCGI_ROLE] => RESPONDER [PHP_SELF] => /index.php [REQUEST_TIME_FLOAT] => 1595561000.6622 [REQUEST_TIME] => 1595561000 2.getenv 取得系統的環境變量 若正確取得環境變量 varname,則返回變量值,失敗則返回 false $_SERVER是服務器超級全局變量數組 用$_SERVER['REMOTE_ADDR']同樣可以獲取到客戶端的IP地址。 **二者的區別在于,getenv不支持IIS的isapi方式運行的PHP。** ``` $ip=getenv(“REMOTE_ADDR”); ```
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