Search results for: "session_start()"

What potential issues can arise when using session_start() and setcookie() functions in PHP?

One potential issue that can arise when using session_start() and setcookie() functions in PHP is that session_start() must be called before any outpu...

How can output being sent before session_start cause issues in PHP code execution?

Output being sent before session_start in PHP code execution can cause issues because session_start needs to send headers to the browser before any ou...

How does the session_start() function impact the availability of $_SESSION variables in PHP scripts?

The session_start() function is essential for initializing a session in PHP, which allows the server to store session variables like $_SESSION. Withou...

How can the session_start function impact the ability to override session variables in PHP?

When the session_start function is called in PHP, it initializes a session or resumes the current one. If session variables are set after calling sess...

What are the potential reasons for the session_start() function not working in PHP 5?

The session_start() function may not work in PHP 5 due to incorrect session.save_path configuration, disabled session support, or headers already sent...