设有如下通用过程:Public FunctionFun(x Str As String)As StringDimtStr As String,strL As Int

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设有如下通用过程: Public FunctionFun(x Str As String)As String DimtStr As String,strL As Integer tStr="" strL=Len(xStr) i=1 DoWhilei<=strL/2 tStr=tStr&Mid(xStr,i,1)&Mid(xStr,strL-i+1,1)" i=i+1 Loop Fun=tStr End Function 在窗体

A.ABCDEF

B.abcdef

C.AFBECD

D.DEFABC

参考答案:

C

计算机二级