session variable

When you run an application, you open it, make some changes, and then close it. This is like a session. The computer knows who you are. It knows when to start the application and when to terminate it. However, there is a problem on the Internet: the

Ask the great God what's wrong with this code, why does the session variable not take effect? if (!function_exists ("getsqlvaluestring")) {function getsqlvaluestring ($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue =

Session variable access after a hyperlink test2.php: Session_Start (); if (!isset ($_session[' card ')) echo "Die"; $_session[' card ']= "123"; ?> Test on page 2 echo $_session[' card '; ?> 3 test3.php: Session_Start

Often write ASP, need to define application variable, session variable, sometimes to check correctness. Although there are similar procedures on the Internet, but found that there are many deficiencies, so I wrote a. The code is as follows:

session| Variable | Array If you store an array in a sessions object, you should not attempt to alter the elements of the stored array directly. For example, the following script won't work: This is because the session object is implemented as a

One, Shopping cart overview Shopping cart is a place for consumers to provide a temporary store of merchandise on the Internet. Its main functions include: adding goods, deleting goods, changing the quantity of goods, subtotal merchandise, total

Go deep into the function analysis of the PHP shopping cart module (function description, with the source code ). 1. shopping cart Overview a shopping cart is a place for consumers to temporarily store items during online shopping. Its main

This article provides a detailed analysis of the function of the PHP shopping cart module. For more information, see 1. shopping cart overviewA shopping cart is a place for consumers to temporarily store items during online shopping. Its main

One, Shopping cart overviewA shopping cart is a place where consumers provide a temporary store of goods for online shopping. Its main features include: adding items, deleting items, changing the number of items, subtotal items, total amount of

Tag: color is medium tar local str local SSI GlobalDescription: Now on the market defined variables of the tutorial and books are basically stored procedures are described, but the stored procedure variables can only be used in begin...end block,

This article describes in detail the use of session in php, a good example to help you learn, easy to understand. Previous Session technology is similar to Cookie technology, and is used to store user-related information. But the biggest difference

1, what is the session. The Chinese translation of the session is called "conversation", whose meaning is a series of actions/messages from the beginning to the end, such as calling from the phone to the telephone to hang up the phone in the middle

PHP pre-defined variable (2 ). PHP pre-defined variables (II) IV. Session variables ($ _ SESSION): the data generated by the php session function is in the form of super global variables, stored in the $ _ SESSION variable. 1. Session introduction

Today, we introduce the content of PHP learning, is the session. So what is the session and how do we use the session? The meaning of the session is to accomplish one thing, from start to finish some series of actions and messages. For example,

{$smarty} reserved variables do not need to be allocated from PHP scripts, they are array type variables that can be accessed directly in the template, and are typically used to access some special template variables. For example, accessing a page

Advantages and disadvantages of using session variables in session| variable ASP (Author: Green Apple Computer Studio) Many people use session variables to develop ASP (Active Server Pages). These variables are very similar to variables that are

Put the variable in the sessionExample: session. putValue ("anchor", v_key ); Retrieve session VariablesExample: session. getValue ("anchor "); " direct = "true"/> "direct =" true "/> " direct = "true"/>

1. Can I set the session validity period so that it does not expire for a long time? answer session. setmaxinactiveinterval (-1); Method 1: Set to-1, permanent Method 2: repeatedly rewrite the session to be used method 3: Combine with cookies,

{$smarty. Now|date_format: "%y-%m-%d%h:%m:%s"} Copy Code2.{$smarty. Const} can access PHP constants directly. For example {$smarty. Const._my_const_val} Copy Code3.{$smarty. Capture} can be obtained through {capture}.

(Domestic version) Many people will think of using cookies (Httpcookies) To store certain data, so that the stored data can still be read from the user end when visiting another webform. However, if the user's browser does not allow cookies...