How do I start a session in PHP?
How do I start a session in PHP?
A session is started with the session_start () function. Session variables are set with the PHP global variable: $_SESSION. Now, let’s create a new page called “demo_session1.php”.
What is the use of Session in postphp?
PHP session is used to store information on the server. The data will be available to all pages in one application. A session creates a file in a temporary directory on the server where registered session variables and their values are stored.
How to delete a session variable in PHP?
These variables can be accessed during the lifetime of a session. A complete PHP session can be terminated by using session_destroy () function, which does not require any arguments. If you wish to delete a single session variable, then you can use unset () function.
How do I destroy a session in PHP?
The session_destroy() function is used to destroy the whole Php session variables. If you want to destroy only a session single item, you use the unset() function. The code below illustrates how to use both methods. Session_destroy removes all the session data including cookies associated with the session.
Where are session variables stored in PHP?
Session variables are stored in associative array called $_SESSION []. These variables can be accessed during lifetime of a session. The following example starts a session then register a variable called counter that is incremented each time the page is visited during the session.
How to get session ID of a sub-domain in PHP?
PHP session ids are saved in Cookies. To make a cookie available in all the sub-domains you need to assign it to the root domain. Then all the sub-domains will get the session id from cookie and PHP can find the session using passed session id. As it turns out, You just need to set the session.cookie_domainto the root domain in php.inifile
What is a session in aspphp?
PHP. Sessions. A session is a way to store information (in variables) to be used across multiple pages. Unlike a cookie, the information is not stored on the users computer.
