For that the Windows Forms Data Grid can still be used in Framework 4.
Load Data Row(New Object() , True) 'above only to build a sample datatable dt.
That may seem like Captain Obvious speaking, but you'll be amazed at some of the data that gets entered into a name field. I then created an If statement to determine how the input data was formatted and whether or not the data is only alphabetic.
Sometimes people are just trying to be funny, or they are literally trying to break your program. If the data is indeed only alphabetic letters (no symbols, no numbers or any other punctuation characters) the test succeeds and stores True inside the Name Valid variable. This is because it becomes more legible than just a normal set of numbers.
@Skliwz — Then that's what you need to address.
That being said, you do need to sanitize input, to avoid the Little Bobby Tables problem.
Add(text Col) Dim cmb Txt Col As New Data Grid Combo Box Column cmb Txt Col.
Edit(source, row Num, bounds, read Only1, instant Text, cell Is Visible) m Row Num = row Num cm Source = source Column Combo Box.
For more information, see the WM_KILLFOCUS topic in the "Keyboard Input Reference" section, and the "Message Deadlocks" section of the "About Messages and Message Queues" topic in the MSDN library at
The following code example uses the derived class Text Box and validates an e-mail address that the user enters.