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Total Hits: 12660
Total Votes: 139 votes
Category: PHP/Cookies and Sessions
Submitted on: 2008-03-16 03:25:43
Submitted By: Devesh Khanna
Description:Hypertext Transfer Protocol (HTTP) is a stateless protocol. To say it in a simple way: A client (web browser) connects to a web server, sends a request, and gets a response.
Then, the connection is closed. The consequence is the next time the same client sends a request to the same web server, it is a new request, so the web server cannot identify the caller. This is, of course, a problem for applications in which state must be maintained, for instance e-commerce applications with a shopping-cart functionality. More detail...