Search results for: "session manipulation"

What is the recommended method to check if a user is online in PHP?

To check if a user is online in PHP, you can use a combination of session variables and timestamps. When a user logs in, set a session variable with t...

How can usernames and passwords be securely stored and retrieved in PHP sessions?

Usernames and passwords should never be stored directly in PHP sessions as they can be easily accessed by malicious users. Instead, passwords should b...

How can PHP be used to recognize user status and permissions on a self-created start page in a forum?

To recognize user status and permissions on a self-created start page in a forum using PHP, you can create a session variable upon user login that sto...

What are the best practices for dynamically adding form elements in PHP without losing previously entered data?

When dynamically adding form elements in PHP, it's important to use session variables to store the entered data. By storing the data in session variab...

What is the recommended placement for session_start() in a PHP file?

It is recommended to place the session_start() function at the very beginning of your PHP file, before any other output is sent to the browser. This e...