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[[Programming:PHP and MySQL|TOC]]
== Introduction ==
== Introduction ==
 
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HTML and PHP are "stateless" languages. Meaning that they are incapable of retaining a state between pages. To get around this serious limitation, we use Sessions. With sessions, session variables are stored in a file on the web server and so are accessible across multiple pages.
HTML and PHP are "stateless" languages. Meaning that they are incapable of retaining a state between pages. To get around this serious limitation, we use Sessions. With sessions, session variables are stored in a file on the web server and so are accessible across multiple pages.


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Note that we first need to start the session before we destroy it. This is because the session_destroy() function destroys the currently active session.
Note that we first need to start the session before we destroy it. This is because the session_destroy() function destroys the currently active session.


[[../Database Connectivity/|Previous: Database Connectivity]] | [[../|TOC]] | [[../Command Line Programming/|Next: Command-Line Programming]]


[[Programming:PHP and MySQL:Database Connectivity|<< 4. Database Connectivity]] | [[Programming:PHP and MySQL|TOC]] | [[Programming:PHP and MySQL:Command Line Programming|>> 6. Command Line Programming]]
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