The nl command (part of coreutils) is specifically written for numbering lines. ... | Hacker News

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gnosis on Feb 26, 2012 | parent | context | favorite | on: Useful use of cat(1)

The nl command (part of coreutils) is specifically written for numbering lines. It can do simple line numbering, along with various other styles and formats.

Its man page can be seen here: http://linux.die.net/man/1/nl

veyron on Feb 26, 2012 [–]

awk's sprintf can do all of that. Not saying it's the right tool for the job, but the parent did have a pipeline already using awk.

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