why use cookies in php

The similarities and differences between the cookie and session:A. Cookie mechanismCookies are small pieces of text that the server stores on the local machine and are sent to the same server with each request. The IETF RFC 2965 HTTP State

0x00 IntroductionIn the history of Web technology, the advent of cookie technology is a major change. However, Cookie technology is a very controversial technology, from the date it was born into a vast network of users and web developers of a

Before I introduce the main body, we'll introduce the basics of cookies First understand what a cookie is "Cookies are variables that are stored on the computer of the visitor. This cookie is sent whenever the same computer requests a page through

First, preface:People who do web development basically use sessions and cookies, but just use them and don't know how the session and cookie really work, just by feeling. Web developers just use them to get the job done, so everyone's understanding

Session.use_trans_sid PHP session Sesionid and cookies Attached: Abstracts ============================================================A friend who has used a session in PHP may encounter a problem where session variables cannot be passed

Attached: Abstracts ============================================================A friend who has used a session in PHP may encounter a problem where session variables cannot be passed across pages. It upset me for a few days, and I finally

Cookies and sessions, generally considered to be two separate things, the session is in the server-side to maintain the state of the scheme, and cookies are used in the client to maintain the state of the scheme. But why disable cookies cannot get

In the actual project development process, the use of the Yii2.0 cookie mechanism! But encountered a very wonderful problem, the same yii framework, backend cookies can be stored normally in the client, but Frontend never. This question will be

Level two domain name a.c.com and b.c.com If I request A.c.com's a.php,a.php POST request b.c.com b.php, set the cookie in b.php. This way, does the cookie exist on the server? Instead of on the client I requested? How to fix it, thank you

This article introduced the PHP session control, mainly elaborated the following several things: • Background/concept of Session controlMaintenance and life cycle of • Cookies (effective time)Maintenance and life cycle of session (recovery