假定有以下函数过程:Function Fun(S As String)As StringDim Sl AS StringFor i=1 TO Len(S)sl=U
假定有以下函数过程:Function Fun(S As String)As StringDim Sl AS StringFor i=1 TO Len(S)sl=UCase(Mid(S,i,1))+slNext iFun=s1End Function则Str2= Fun("abcdefg")的输出结果为()。A. abcdefg B.ABCDEFGC.gfedcba D.GFEDCBA