PHP Document Expired

back-button, php

Solution

Add this in the start of PHP codes:

ini_set('session.cache_limiter','public');
session_cache_limiter(false);

Problem

I doing some PHP coding, if the 'Back' button is pressed on the browser, I get the following error: ``` Document Expired This document is no longer available. ``` What code can I implement to cater to this situation

Original source