Your specification does not match your example, for the second line.

If followed, your line would be: 

cc-20,dd:-kk:jj,01,cc

[download]
Would you care to revise/clarify the specification, or sample data ?

UPDATE:The OP updated the original node without explanation/annotation. That removes the context for this node.

        "Think of how stupid the average person is, and realize half of them are stupider than that." - George Carlin

In reply to Re: in file insert character in every row on nth position by NetWallah
in thread in file insert character in every row on nth position by ukhare

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