有如下函数:
Private Function firstfunc(x As Integer, y As Integer) As Integer
Dim n As Integer
Do While n ＜= 4
x=x +y
n=-+1
Loop
firstfunc = x
End Function
调用该函数的事件过程如下:
Private Sub Command1_lick（　）
Dim x As Integer
Dim y As Integer
Dim n As Integer
Dim z As Integer
x=1
y=1
For n = 1 To 3
z = firstfunc(x, y)
Next n
Print z
End Sub
该事件过程的执行结果是 ______。

题库:计算机等级考试 类型:最佳选择题 时间:2017-07-03 15:33:59 免费下载:《单项选择》Word试卷

有如下函数:
Private Function firstfunc(x As Integer, y As Integer) As Integer
Dim n As Integer
Do While n ＜= 4
x=x +y
n=-+1
Loop
firstfunc = x
End Function
调用该函数的事件过程如下:
Private Sub Command1_lick（　）
Dim x As Integer
Dim y As Integer
Dim n As Integer
Dim z As Integer
x=1
y=1
For n = 1 To 3
z = firstfunc(x, y)
Next n
Print z
End Sub
该事件过程的执行结果是 ______。
A.1
B.3
C.16
D.9

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