if(Auth::is_logged_in()){ // User is logged in } else { // User is not logged in }
if(!Auth::is_logged_in()){ header("Location: login.php"); exit(); }In the above example, if the user is not logged in, they will be redirected to the login page. Package/Library: Auth is_logged_in is likely a function that is a part of an authentication library or package. There are multiple libraries available, such as Laravel's Authentication system or Symfony's Security Component, that have similar functions to check if a user is logged in.