Private Sub Command1_Click()
n = CInt(InputBox("請輸入壹個要求階乘的數", "求數的階乘")) f = 1 For i = 2 To nf = f * i
Next i Label1.Caption = "數" & n & "的階乘為" & fEnd Sub
Private Sub Form_Load()
Me.BackColor = vbYellow Command1.Caption = "計算數n的階乘" Command1.FontSize = 14.25 Label1.Caption = "" Label1.FontSize = 14.25 Label1.Alignment = 2End Sub