Warning, page is out of date, how is this everyone solved

Source: Internet
Author: User
Warning, the page has expired, how is this everyone solved?
The results of the page are searched, and when a message is deleted, a warning appears that the page has expired

Some say in session_start ();
Header ("Cache-control:private");

There was no warning after the addition, but there was another problem.

Just click Delete, the page is the same, to search again, only to appear the result of deleting the message, how can this? This is how to solve AH ~ ~




------Solution--------------------
After deletion, the displayed page you didn't pass the keyword to it.
------Solution--------------------
Add a random number to the URL parameter.
------Solution--------------------
He is a problem with the form of JS//History.back (-1) after submission
Change to location.href= ' prevpage.php ' or PHP code @header (' location:prevpage.php ');
------Solution--------------------
Explore

But refreshed, before the condition of the search is not gone? Reference:
Click Delete to refresh the page no
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