怎样将字符串“AABBCCDDEE”变为“AA-BB-CC-DD-EE”，谢谢啦！
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[解决办法]
Dim str As String = "AABBCCDDEEFFGGHHIIJJKK "
Dim i As Int16, j As Int16
i = str.Length / 2 - 1
For j = 1 To i
str = str.Insert(j * 2 + j - 1, "- ")
Next
MsgBox(str)
