If your data is "tab delimited" and you have 300mb of it, you can use Text::CSV_XS, the fastest method of parsing "delimited" data (which is really "separated" data). Just start the module with sep_char="\t" and it will handle your data fine.

In reply to Re: how to place rows information into column (2) by jZed
in thread how to place rows information into column? by Anonymous Monk

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