VB数组问题如下数组声明语句,则数组a包含元素的个数有。Dim a(3, 2 to 2,5) (A)120 (B)75 (C)60 (D)13 要解答过程,原理
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【答案】 窗体上建立两个按钮,两个文本框
Private Sub Command1_Click()
Dim i As Integer, s As Integer, aver As Single
Dim myarray(1 To 10)
For i = 1 To 10
myarray(i) = i '数组赋值
s = s + myarray(i) '求和
Next i
aver = s / 10 '求平均值
Text1.Text = aver
End Sub
Private Sub Command2_Click()
Dim i As Integer, s As Integer, aver As Single, x As Integer
Dim DYarray() As Integer
x = InputBox(请输入一个值,它是元素个数, 元素个数)
ReDim DYarray(1 To x)
For i = 1 To x
DYarray(i) = InputBox(请输入第 & i & 个元素, 输入每个元素) '数组赋值
s = s + DYarray(i) '求和
aver = s / x '求平均值
Next i
Text2.Text = aver
End Sub