グローバル変数の表示<br><br>$_SERVER{'PHP_SELF'}  => /php/info/env.php<pre><B>$_SERVER{"変数名"}</B>WEB server 変数<br>Array
(
    [PHPRC] => php70.ini
    [PHP_FCGI_CHILDREN] => 1
    [PWD] => /virtual/sengoku/public_html/.fast-cgi-bin
    [PHP_FCGI_MAX_REQUESTS] => 10000
    [SHLVL] => 0
    [PATH] => /usr/local/bin:/usr/bin:/bin
    [SCRIPT_NAME] => /php/info/env.php
    [REQUEST_URI] => /php/info/env.php
    [QUERY_STRING] => 
    [REQUEST_METHOD] => GET
    [SERVER_PROTOCOL] => HTTP/1.1
    [GATEWAY_INTERFACE] => CGI/1.1
    [REMOTE_PORT] => 37866
    [SCRIPT_FILENAME] => /virtual/sengoku/public_html/sen-it.net/php/info/env.php
    [SERVER_ADMIN] => [no address given]
    [CONTEXT_DOCUMENT_ROOT] => /virtual/sengoku/public_html/sen-it.net
    [CONTEXT_PREFIX] => 
    [REQUEST_SCHEME] => http
    [DOCUMENT_ROOT] => /virtual/sengoku/public_html/sen-it.net
    [REMOTE_ADDR] => 216.73.216.130
    [SERVER_PORT] => 80
    [SERVER_ADDR] => 160.251.150.101
    [SERVER_NAME] => sen-it.net
    [SERVER_SOFTWARE] => Apache
    [SERVER_SIGNATURE] => 
    [HTTP_CONNECTION] => close
    [HTTP_CACHE_CONTROL] => max-age=259200
    [HTTP_X_FORWARDED_FOR] => 10.1.37.165
    [HTTP_VIA] => 1.1 squid-proxy-5b5d847c96-4k8sw (squid/6.13)
    [HTTP_HOST] => sen-it.net
    [HTTP_ACCEPT_ENCODING] => gzip, br, zstd, deflate
    [HTTP_USER_AGENT] => Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
    [HTTP_ACCEPT] => */*
    [GEM_HOME] => /usr/local/rvm/gems/ruby-2.3.0
    [X_DoSTranslated_IP] => 216.73.216.130
    [MM_COUNTRY_CODE] => US
    [MMDB_INFO] => result found
    [MMDB_ADDR] => 216.73.216.130
    [UNIQUE_ID] => aPtMmHzI_eENUwBwl9XeqQAAAPo
    [FCGI_ROLE] => RESPONDER
    [PHP_SELF] => /php/info/env.php
    [REQUEST_TIME_FLOAT] => 1761299609.369
    [REQUEST_TIME] => 1761299609
)
<hr><B>$_ENV{"変数名"}</B>環境変数<br>Array
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<hr><B>$_SESSION{"変数名"} </B>セッション変数<br><hr><B>$_POST{"変数名"} </B>POSTメソッドによる入力<br>Array
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<hr><B>$_GET{"変数名"} </B>GETメソッドによる入力<br>Array
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<hr><B>$_REQUEST{"変数名"} </B>ユーザ入力<br>Array
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<hr><B>$_COOKIE{"変数名"} </B>Cookieによる入力<br>Array
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<hr><B>$_FILES{"変数名"} </B>ファイルアップロード処理用情報<br>Array
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<hr>source code = print_r($_SERVER);<br>source code = print_r($_ENV);