somtimes, we have to clear browser's cache to display our changes correctly like after uploading new photo. this code w'll help you.
you can also use of header.
header("cache-Control: no-cache, must-revalidate"); // HTTP/1.1
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past from,
kiran vadariya
