php server variables

1echo $_SERVER['PHP_SELF'];
2echo "<br>";
3echo $_SERVER['SERVER_NAME'];
4echo "<br>";
5echo $_SERVER['HTTP_HOST'];
6echo "<br>";
7// echo $_SERVER['HTTP_REFERER'];
8echo "<br>";
9echo $_SERVER['HTTP_USER_AGENT'];
10echo "<br>";
11echo $_SERVER['SCRIPT_NAME'];

1//Just a PHP file to put on your local server (as I don't have enough memory)
2// Write the code by Md Abdur Rakib
3
4<?php
5$indicesServer = array('PHP_SELF',
6'argv',
7'argc',
8'GATEWAY_INTERFACE',
9'SERVER_ADDR',
10'SERVER_NAME',
11'SERVER_SOFTWARE',
12'SERVER_PROTOCOL',
13'REQUEST_METHOD',
14'REQUEST_TIME',
15'REQUEST_TIME_FLOAT',
16'QUERY_STRING',
17'DOCUMENT_ROOT',
18'HTTP_ACCEPT',
19'HTTP_ACCEPT_CHARSET',
20'HTTP_ACCEPT_ENCODING',
21'HTTP_ACCEPT_LANGUAGE',
22'HTTP_CONNECTION',
23'HTTP_HOST',
24'HTTP_REFERER',
25'HTTP_USER_AGENT',
26'HTTPS',
27'REMOTE_ADDR',
28'REMOTE_HOST',
29'REMOTE_PORT',
30'REMOTE_USER',
31'REDIRECT_REMOTE_USER',
32'SCRIPT_FILENAME',
33'SERVER_ADMIN',
34'SERVER_PORT',
35'SERVER_SIGNATURE',
36'PATH_TRANSLATED',
37'SCRIPT_NAME',
38'REQUEST_URI',
39'PHP_AUTH_DIGEST',
40'PHP_AUTH_USER',
41'PHP_AUTH_PW',
42'AUTH_TYPE',
43'PATH_INFO',
44'ORIG_PATH_INFO') ;
45
46echo '<table cellpadding="10">' ;
47foreach ($indicesServer as $arg) {
48    if (isset($_SERVER[$arg])) {
49        echo '<tr><td>'.$arg.'</td><td>' . $_SERVER[$arg] . '</td></tr>' ;
50    }
51    else {
52        echo '<tr><td>'.$arg.'</td><td>-</td></tr>' ;
53    }
54}
55echo '</table>' ;
56
57/*
58
59That will give you the result of each variable like (if the file is server_indices.php at the root and Apache Web directory is in E:\web) :
60
61PHP_SELF    /server_indices.php
62argv    -
63argc    -
64GATEWAY_INTERFACE    CGI/1.1
65SERVER_ADDR    127.0.0.1
66SERVER_NAME    localhost
67SERVER_SOFTWARE    Apache/2.2.22 (Win64) PHP/5.3.13
68SERVER_PROTOCOL    HTTP/1.1
69REQUEST_METHOD    GET
70REQUEST_TIME    1361542579
71REQUEST_TIME_FLOAT    -
72QUERY_STRING   
73DOCUMENT_ROOT    E:/web/
74HTTP_ACCEPT    text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
75HTTP_ACCEPT_CHARSET    ISO-8859-1,utf-8;q=0.7,*;q=0.3
76HTTP_ACCEPT_ENCODING    gzip,deflate,sdch
77HTTP_ACCEPT_LANGUAGE    fr-FR,fr;q=0.8,en-US;q=0.6,en;q=0.4
78HTTP_CONNECTION    keep-alive
79HTTP_HOST    localhost
80HTTP_REFERER    http://localhost/
81HTTP_USER_AGENT    Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.57 Safari/537.17
82HTTPS    -
83REMOTE_ADDR    127.0.0.1
84REMOTE_HOST    -
85REMOTE_PORT    65037
86REMOTE_USER    -
87REDIRECT_REMOTE_USER    -
88SCRIPT_FILENAME    E:/web/server_indices.php
89SERVER_ADMIN    myemail@personal.us
90SERVER_PORT    80
91SERVER_SIGNATURE   
92PATH_TRANSLATED    -
93SCRIPT_NAME    /server_indices.php
94REQUEST_URI    /server_indices.php
95PHP_AUTH_DIGEST    -
96PHP_AUTH_USER    -
97PHP_AUTH_PW    -
98AUTH_TYPE    -
99PATH_INFO    -
100ORIG_PATH_INFO    -
101
102*/
103?>
104

1<?php
2  // PHP $_SERVER['...']; method
3  
4  // PHP file name
5  echo 'PHP file name: '.$_SERVER['PHP_SELF'].'<br>';
6  // Server name
7  echo 'Server name: '.$_SERVER['SERVER_NAME'].'<br>';
8  // HTTP host
9  echo 'HTTP host: '.$_SERVER['HTTP_HOST'].'<br>';
10  // Refering link
11  echo 'Refering link: '.$_SERVER['HTTP_REFERER'].'<br>';
12  // User agent
13  echo 'User agent: '.$_SERVER['HTTP_USER_AGENT'].'<br>';
14  // Script name
15  echo 'Script name: '.$_SERVER['SCRIPT_NAME'];
16  
17  // The rest is optional
18
19  if($_SERVER['PHP_SELF']=='/filename.php'){
20    //If there is no folder
21    echo 'No folder'.$_SERVER['PHP_SELF'];
22  } else{
23    // Echo the name of the folder containing the PHP file
24    echo 'PHP file name: '.$_SERVER['PHP_SELF'];
25  }
26  
27  // The same if statements can be used for the script name
28  
29  if($_SERVER['SCRIPT_NAME']=='/filename.php'){
30    // If there is no folder
31    echo 'No folder'.$_SERVER['SCRIPT_NAME'];
32  } else{
33    // Echo the name of the folder containing the PHP file
34    echo 'PHP file name: '.$_SERVER['SCRIPT_NAME'];
35  }
36  
37  echo '<a href="repl.it/@CoolWebDev">More from me...</a>';
38  
39  // I hope you found this helpful! 
40?>