VB编程用户输入字母升序排列要求使用函数与过程的知识点答:Function paixu(stri As String) As String s = stri For i = 1 To Len(s) - 1 For j = i + 1 To Len(s)If Mid(s, i, 1) > Mid(s, j, 1) Then s = Left(s, i - 1) & Mid(s, j, 1) & Mid(s, i + 1, j - i - 1) & Mid(s, i, 1) & Mid(s, j...