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PHP gets the current domain name, host, URL, port, parameters, URL, path, proxy, etc.

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2016-07-25 08:43:45702browse
  1. //Get the domain name or host address
  2. echo $_SERVER['HTTP_HOST']."
    ";
  3. //Get the web page address
  4. echo $_SERVER['PHP_SELF'] ."
    ";
  5. //Get URL parameters
  6. echo $_SERVER["QUERY_STRING"]."
    ";
  7. //Get user agent
  8. echo $_SERVER['HTTP_REFERER'] ."
    ";
  9. //Get the complete url
  10. echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
  11. echo 'http://' .$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'];
  12. //Full url including port number
  13. echo 'http://'.$_SERVER[ 'SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
  14. //Only get the path
  15. $url='http://'.$_SERVER['SERVER_NAME']. $_SERVER["REQUEST_URI"];
  16. echo dirname($url);
  17. ?>
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