hi, rahmath here,
i tried many time. reffered somany books. and sites too. just for this prob. Actually i'm not student. i'a job seeking person. i'm doin this project just to improve my ability. I have tried many ways those i got from site and books. but still i cant solve the problem.
For Each ctrl As Control In Me.Controls("pnlMainPanel").Controls
If ctrl.GetType Is GetType(System.Windows.Forms.Panel) Then
For Each subCtrl As Control In ctrl.Controls
If subCtrl.GetType Is GetType(System.Windows.Forms.TextBox) Then
If subCtrl.GetType Is ...