vbs字符串分割函数

Function CutAndJoin(sSource, iLong, sJoiner)
Dim I, N
N = Len(sSource) / iLong
If(N <> Fix(N))Then N = Fix(N) + 1
For I = 0 To N - 1
CutAndJoin = CutAndJoin & Mid(sSource, I * iLong + 1, iLong) & sJoiner
Next
If(N > 0)Then CutAndJoin = Left(CutAndJoin, Len(CutAndJoin) - Len(sJoiner))
End Function
WScript.Echo(CutAndJoin("hello world!", 1, "$"))