对于如下程序,单击Co皿andl事件发生后,窗体上显示的内容为 ______。 Private Sub Command1_Click() Dim i As Integer,a a As Integer Do While i<20 Do While True If i Mod 10 = 0 Then Exit Do Else i=i-1 End If Loop i=i+11 a=a+1 Loop Print a End Sub
A: 21
B: 32
C: 33
D: 11
A: 21
B: 32
C: 33
D: 11
举一反三
- 声明一个变量为局部变量应该用( )。 A: Private Sub Command1 Click() n=5:x=1 Do X=X * I I=I + 1 Loop While I < n Print x End Sub B: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X*I I=I + 1 Loop While I <n Print x End Sub C: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X * I I=I + 1 Loop While I<=n Print X End Sub D: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X * I I=I + 1 Loop While I>n Print X End Sub
- 下面程序运行后,语句“Print i”执行的次数是( )。 Private Sub Form_Click() Dim i As Integer,j As Integer i=0 Do i=i+1 Forj=10 To 1 Step-3 i=i+j Print i Next j Loop While i<50 End Sub A: 4 B: 8 C: 12 D: 16
- 窗体上有一个名为Command1的命令按钮,编写如下事件过程: Private Sub Command1_Click() i = 0 Do While i < 8 For j = 1 To i n = n + 1 Next i = i + 1 Loop Print n End Sub 运行程序,单击命令按钮,则输出结果是______。
- 下列程序段的运行结果是( )。 Sub sele() Dim n As Integer i=21:n=3 Do While i>n i=i—n Loop Print i End Sub A: 3 B: 4 C: 5 D: 3.2
- 下面程序运行后的结果为___ Private Sub Form_Click() Dim i%, sum% i = 1 Do While i < 5 sum = sum + i * i i = i + 2 Loop Print sum End Sub A: 45 B: 35 C: 10 D: 25