How to work with the TextBox and CommonButton

To work with the TextBox and CommonButton

Step 1:

Add three TextBoxes and one CommonButton into the Form1:

Properties table of Controls:

Control	Properties
TextBox	Name=Text1
	Text=None
TextBox	Name=Text2
	Text=None
TextBox	Name=Text3
	Text=None
CommonButton	Name=Command1
	Caption=Working

Step 2:

Double click on the CommonButton.

This is the VB programming codes:

Private Sub Command1_Click()

Dim a As Integer

Dim b As Integer

a = Text1

b = Text2

c = a + b

Text3.Text = c

End Sub