How to get the value in SESSION?

qyp0214

I pop up a child interface on a parent interface, and then click the child interface's LISRBOX to store the value in SESSION
Then back to the parent interface, how to get the value? Without doing anything

jbtmdglhc

Session ("...")

fredyzg01

string str = session ["Name you define"]. tosntring ();

yening

int id = (int) session ["id"];

sulfuresser

string str = Session ["The name you define"]. ToString ();