有以下程序:Option Base 1Dim arr() As IntegerPrivate Sub Form_Click()Dim i As Integer,j As IntegerReDim arr(3,2)For i=1 To 3For j=1 To 2arr (i,j)=i*2+jNext jNext iReDim Preserve arr(1,4)For j=3 To 4Arr(3,j)=j+9Next jPrint arr(3,2);arr(3,4)End Sub程序运行后,单击窗体,输出结果为( )。 A.8 13B.0 13C.7 12D.0 0

有以下程序:

Option Base 1

Dim arr() As Integer

Private Sub Form_Click()

Dim i As Integer,j As Integer

ReDim arr(3,2)

For i=1 To 3

For j=1 To 2

arr (i,j)=i*2+j

Next j

Next i

ReDim Preserve arr(1,4)

For j=3 To 4

Arr(3,j)=j+9

Next j

Print arr(3,2);arr(3,4)

End Sub

程序运行后,单击窗体,输出结果为( )。 A.8 13

B.0 13

C.7 12

D.0 0


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