单击命令按钮时,下列程序代码的执行结果为______。 Private Function PickMid(xStr As String) As String Dim tempStr As String Dim strLen As Integer tempStr=“” strLen=Len(xStr) i=1 Do While i<=strLen/2 tempStr=tempStr+Mid(xStr,i,1)+Hid(xStr,strLen-i+1,1) i=i + 1 Loop PickMid=tempStr End Function Private Sub Command1_Click() Dim FirstStr As String FirstStr=“abcdef” Print PickMid(FirstStr) End SubA.abcdefB.afbecdC.fedcbaD.defabc
单击命令按钮时,下列程序代码的执行结果为______。 Private Function PickMid(xStr As String) As String Dim tempStr As String Dim strLen As Integer tempStr=“” strLen=Len(xStr) i=1 Do While i<=strLen/2 tempStr=tempStr+Mid(xStr,i,1)+Hid(xStr,strLen-i+1,1) i=i + 1 Loop PickMid=tempStr End Function Private Sub Command1_Click() Dim FirstStr As String FirstStr=“abcdef” Print PickMid(FirstStr) End Sub
A.abcdef
B.afbecd
C.fedcba
D.defabc
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