If you hide columns with Visible=false, they won't be rendered to client
and, naturally, won't come back in postbacks. If you are interested in
accessing the hidden columns values either on client side or in postbacks,
you should hide them with a css rule display:none leaving Visible=true.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.