I. Preface
Cookies must be known to all, but not all are proficient. This article describes all aspects of Cookies.
Ii. Basic Knowledge
1. What is Cookies?
Cookie is a short text message that is transmitted between the Web server and the browser as
First, the preface
Cookies must be known to everyone, but not everyone is proficient. This article explains the various aspects of cookies.
Second, basic knowledge
1. What is a cookie
A Cookie is a small piece of textual information that
Access and update cookiesThe value of cookies is much more complex than that of other sets of ASP (such as form and servervariables. Cookie is a small piece of text stored by the browser on the client system, and each request is sent to the server
In a word, cookies should be a technology that has been used for a long time. As early as the HTML appeared, there was no way to record and identify different users between each individual page. Later, people invented the cookie technology, when the
In a word, cookies should be a technology that has been used for a long time. As early as the HTML appeared, there was no way to record and identify different users between each individual page. Later, people invented the cookie technology, when the
Cookies and sessions are designed to maintain user access, on the one hand, in order to facilitate business implementation, on the other hand, to simplify the design of the server, improve access performance. Cookies are the technology of the client
Cookie|js
The cookie should be a technology that is used for a long time. As early as the HTML appeared, there was no way to record and identify different users between each individual page. Later, people invented the cookie technology, when the
first, from the writing cookie.。
var the_date = new Date ("December 31, 2020");
var expiresdate = the_date.togmtstring ();
Document.cookie = "userdefinecss=" + Escape (title) + "; expires= "+ expiresdate;
The first sentence is the date object;
The
Session tracking is a common technique used in Web programs to track a user's entire session . Common session tracking techniques are cookies and sessions. The cookie determines the user's identity by logging information on the client , and
In a word, cookies should be a technology that has been used for a long time. As early as the HTML appeared, there was no way to record and identify different users between each individual page. Later, people invented the cookie technology, when the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.