• Hidden form fields are basically used for session maintenance and also used for tracking sessions
  • It supports almost all the browsers and does not need any special server requirements
  • Limitation of the hidden field is, it works only for a sequence of dynamically generated forms

Session Tracking Methods: Session Objects

  1. Session object is used for the maintenance of a user session related information on the server side
  2. Session object is used to store, retrieve and remove information based on program logic
  3. Each session object created for a user persists until the user logs out or the user remains idle for the session expiration time
  4. Basically on an average a typical session lasts for 10 minutes by default