[Anas Mahmoud]

جرب هذا الكود :

كود :

   Private Sub DataGridView1_EditingControlShowing(sender As Object, e As DataGridViewEditingControlShowingEventArgs) Handles DataGridView1.EditingControlShowing

       RemoveHandler e.Control.KeyPress, AddressOf EditingControl_KeyPress
           AddHandler e.Control.KeyPress, AddressOf EditingControl_KeyPress


   End Sub
   Sub EditingControl_KeyPress(sender As Object, e As KeyPressEventArgs)
       Dim editingControl As Control = sender

       If DataGridView1.CurrentCell.ColumnIndex = 1 Then
           If (Not Char.IsControl(e.KeyChar)) Then
               If Not Regex.IsMatch(editingControl.Text + e.KeyChar, "^[-+]?\d*\.?\d*$") Then
                   e.Handled = True
               End If
           End If
       End If
   End Sub

https://stackoverflow.com/questions/1551...user-input