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The realization of "trolley" function The "trolley" is an important feature in the online shopping website (retail). This paper will explore the use of ASP program to achieve the "trolley" function skills. There are several ways to implement a

Random load CSS style JS effect is actually very good implementation, the code of this article is as follows, the specific idea is to use a default CSS style: Default.css. Another css:skin1.css,skin2.css,skin3.css with three other names. Of course,

PHP Shopping Cart class: Because only the type of the product is recorded in the requirement, there is also the number ... Like food, and then what number, this looks like. So there is no record of the number of products. You need to use the

Security | program | Script 2.2 cookie problem Introduction to the concept of 2.2.1 As defined in the Netscape official documentation, cookies are a way for servers or scripts to maintain information on client workstations under the HTTP protocol.

For example: The following are the referenced contents: $USERID="PHPer"; $CookieTime=0; setcookie("USERID", "$USERID", time()+$CookieTime,"/","pcpchina.com"); ?> You will find that after this statement is executed, there is nothing in the cookie,

static | page There is a relationship between the two windows. Parent Window parent.htm Open child window son.htmA child window can point to a parent window by Window.opener. This allows access to the object of the parent window. 　 Advantage: The

PHP variables PHP3 supports the following types of variables: (i), internal variables There are mainly integers (interger), floating-point numbers (Float-point numbers), strings (string), arrays (array), objects (object). 1 Initialization variables

Principle: Use a cookie and DOM operation to invoke a different stylesheet file to achieve the foreground skin change. HTML code section: 1. To have a style sheet link with an ID, we're going to invoke a different href by manipulating it. Copy

This article links http://www.cxybl.com/html/wyzz/JavaScript_Ajax/20120721/32074.html

PHP Permanent Login, remember my functional implementation methods and security practices This article mainly introduces the PHP permanent login, remember my function implementation methods and security practices, this article focuses on the use of

static | page window.open article There is a relationship between the two windows. Parent Window parent.htm Open child window son.htmA child window can point to a parent window by Window.opener. This allows access to the object of the parent window.

1. Introduction When the PHP script has output, the output control function can use these to control the output. This is useful in a variety of different situations, especially when the script starts outputting data and sends HTTP header

Very useful a full email send program, very simple, the following code copy to a blank text page, such as index.php, run on the line. Concrete Example: http://zsvalley.uhome.net/email/index.php. The following is the complete source code: (Please

Session Start Session_Start (); To start a session, if you want to use the sessions program, you must add this sentence to the front $_session[' user_id '] = ' 123′;//assigns a value to a session variable that is created if the variable does not

JavaScript reads and writes the delete cookie operation. function Getcookieval (offset)Get the value of the cookie after decoding{var endstr = document.cookie.indexOf (";", offset);if (endstr = = 1)Endstr = Document.cookie.length;Return unescape

The realization of the trolley "function The "trolley" is an important feature in the online shopping website (retail). This paper will explore the use of ASP program to achieve the "trolley" function skills. There are several ways to implement a

This article mainly introduces the PHP session technical aspects of the article. 1.session.save_handler = Files 1. Session_Start () (1) session_start () is the beginning of the session mechanism, it has a certain probability to open garbage

Assign a value to a session variable that creates the Echo $_session[' user_id '];//access session variable $_session = array () If the variable does not exist, or empty all session variables Sessi On_destroy (); Clear session ID Session End