Php Set Session Variable

The PHP session variable is used to store information about user sessions, or to change settings for user sessions. The session variable holds information that is single user and is available to all pages in the application. PHP Session variable When you run an application, you open it, make some changes, and then close it. It's like a conversation. The computer knows who you are. It knows when you start the application and when it terminates. But on the internet, there is a problem: the server does not know who you are and what you do, this is due to H ...

For PHP beginners in the PHP runtime environment to set up the configuration is already a headache, not to mention the php.ini configuration, this article in order to achieve the effect of solving practical problems, the first PHP tutorial tutorial on how to pass PHP. ini to configure Session, in order to achieve the basic Session application. We know that in the use of PHP shopping cart, user login and other interactive web site development, Session is a good solution, if using XAMPP, AppServ and other PHP installation package, the general situation ...

Let PHP session never expire, you may not have encountered such a depressing problem, but I encountered, very depressed. We developed a system that only corporate customer service staff can use - a limited number of customer service staff. This is a limited number of customer service staff a few days ago suddenly raised such a problem: We every very short period of time (half an hour does not operate the page), are anxious to solve customer problems, the system has prompted the need to log in, delayed The customer's time ... This is unhappy! The customer is God, the only God. So on the peak requirements we can really ...

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PHP is a server scripting language, and he is now the most popular web development language, the following we describe several of the PHP development applications commonly used in the four of different ways to pass parameters between the two. First: Use a cookie from the client browser. Cookies are easy to understand, is a temporary file, you can see it as a storage room, the browser in the process of browsing the record of some information, temporarily stored here.   Set a cookie in PAGE01. <?php &nb ...

Fourteen make PHP beginners a big headache Summary Today for everyone to give PHP beginners a headache big summary, the following 14 questions hope for PHP beginners to help. 1, the page can not be passed variables get, post, session Automatic global variables in the latest php version is turned off, so to get over the variables from the previous page to use $ _GET ['foo'], $ _ POST [ 'foo'], $ _ SESSION ['foo']. Of course it can be ...

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For garbled this problem almost all of the PHP developers have encountered, we are mainly introduced below the PHP file garbled and page garbled and PHP MySQL database connection garbled solution. --PHP page UTF-8 encoding problem 1. In the code start out to add a line: The code follows header ("Content-type:text/html;charset=utf-8"); 2.PHP file Coding problem Click to edit ...

As PHP programmers, especially novices, always know too little about the dangers of the Internet, for many of the external invasion are at a loss what to do, they do not know how hackers invaded, submitted to the invasion, upload vulnerabilities, sql Injection, cross-scripting and more. As a basic precaution you need to be aware of your external commits and do a good job with the first side of the security mechanism to handle the firewall. Rule 1: Never trust external data or enter information about Web application security, the first thing you must recognize is that you should not trust external data. External data (outside d ...