lblResult.Caption = "Result: " & Val(txtNum1.Text) / Val(txtNum2.Text) End Sub
Understanding the _Click event and changing properties at runtime.
Display selected items using CheckBox controls.
Use the Timer control. Display the system time in a Label and use the Line method to draw "hands" for an analog version. visual basic 60 practical exercises pdf updated
Interacting with the local storage safely under modern Windows User Account Control (UAC).
Understand basic data types, explicit variable declaration, and math operators.
Always use Option Explicit at the top of your code window to force manual variable declaration and avoid spelling-induced bugs. lblResult
' Perform the addition and store the result sumResult = firstNumber + secondNumber
VB6 Practical Programming Exercises | PDF | Visual Basic .Net
VB6 pioneered the drag-and-drop graphical user interface (GUI) design workflow used today. Display the system time in a Label and
Private Sub cmdAdd_Click() Dim num1 As Double, num2 As Double num1 = Val(txtNum1.Text) num2 = Val(txtNum2.Text) lblResult.Caption = "Result: " & (num1 + num2) End Sub Private Sub cmdSubtract_Click() lblResult.Caption = "Result: " & (Val(txtNum1.Text) - Val(txtNum2.Text)) End Sub Private Sub cmdMultiply_Click() lblResult.Caption = "Result: " & (Val(txtNum1.Text) * Val(txtNum2.Text)) End Sub Private Sub cmdDivide_Click() Dim num1 As Double, num2 As Double num1 = Val(txtNum1.Text) num2 = Val(txtNum2.Text) If num2 = 0 Then MsgBox "Error: Division by zero is not allowed!", vbCritical, "Math Error" lblResult.Caption = "Error" Else lblResult.Caption = "Result: " & (num1 / num2) End If End Sub Private Sub cmdClear_Click() txtNum1.Text = "" txtNum2.Text = "" lblResult.Caption = "Result: " txtNum1.SetFocus End Sub Use code with caution. Exercise 2: Temperature Unit Converter
Do you need to focus on a particular application type, like ? NET (VB.NET or C#) ? Share public link
