After the session is saved, how can I check the information about the variables and attribute values ​​in the session (what are the array subscripts), or where are the session files stored? What is TEMP used by teachers?

Question

Use session::set('user_info',$data); in $data to use the data submitted by the form to view the attribute information of user_info

Answer 1

The teacher did not record the session. The saved info contains the id attribute. You can just save a separate one by yourself. Run the entire program first

Answer 2

$_SESSION is a global array, you can view the contents of the session through print_r($_SESSION)

Answer 3

session start and then $_SESSION is accessed as an array