主题：[求助]如何提取需要的数据？

Dim str As String = "IISJ-SP27.5X19.8-L275E"
Dim reg As new System.Text.RegularExpressions.Regex("IIS|II|(?<=-)[SP]+?(?=[0-9.]+)|[0-9.]+")
Dim mc As object = reg.Matches(str)
For i As Integer = 0 To mc.count-1
    msgbox(mc(i).value)
Next

msgbox(mc(1).value)