Online PHP editor | refs for ERXH5

@ 2014-06-13T04:53:15Z

<?php

//target time zone
  $target_time_zone = new DateTimeZone('America/Los_Angeles');

  //find kolkata time 
  $date_time = new DateTime('now', $target_time_zone);

  //get the exact GMT format
echo 'GMT '. str_replace(":00","",$date_time->format('P'));