题目内容:
在窗体中有一个命令按钮Command1和一个文本框Text1,编写事件代码如下:Private Sub Command1_Click(.
For I =1 To 4
x = 3
For j = 1 To 3
For k = 1 To 2
x = x + 3
Next k
Next j
Next I
Text1.value = Str(x.
End Sub
打开窗体运行后,单击命令按钮,文本框Text1输出的结果是 A.6
B.12
C.18
D.21
参考答案:
答案解析: