ajax2-Troubleshooting cache Issues-php, AJAX2 caching _php Tutorials

ajax2-Troubleshooting cache issues-php, AJAX2 cache

V.Ajax Quick Start

Ajax Code:

PHP Program:

PHP Code:

Ajax computes two numbers of the and

Vii. Resolving cache issues

The above questions:

Change the addition of PHP to subtraction

If the previous request parameter is used, the discovery is still additive, and if the new request parameter is the subtraction operation.

Workaround 1: Random number

Math.random ();

Workaround 3, set the request header

setRequestHeader("if-modified-since", "0");

Workaround 4. Set the response header

Header ("Cache-control:no-cache, must-revalidate");

http://www.bkjia.com/PHPjc/1001468.html www.bkjia.com true http://www.bkjia.com/PHPjc/1001468.html techarticle ajax2-Troubleshooting cache issues-php, AJAX2 Cache, Ajax QuickStart AJAX Code: PHP Program: PHP Code: Ajax Computing two numbers and seven, solve the cache problem above the question ...

