How to identify server IP address in PHP

How to identify server IP address in PHP

or the server ip:

$_SERVER['SERVER_ADDR'];

and this for the port

$_SERVER['SERVER_PORT'];

You can use this in CRUL as below:

<?php
      // create a new cURL resource
      $ch = curl_init ();

      // set URL and other appropriate options
      curl_setopt ($ch, CURLOPT_URL, "http://blog.eduguru.in/test");
      curl_setopt ($ch, CURLOPT_HEADER, 0);
      curl_setopt ($ch, CURLOPT_RETURNTRANSFER, true);

      // grab URL and pass it to the browser

      $ip = curl_exec ($ch);
      echo "The public ip for this server is: $ip";
      // close cURL resource, and free up system resources
      curl_close ($ch);
    ?>

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