Text ProcessingLesson 21Free preview

Bash Sort Lines (sort)

This lesson is part of Bash · All levels

Summary

The sort commands sort the lines of text, in a sequence of letters. The -n option is required to order numbers numerically, -r reverses the result, and -u removes the twin row. It's almost always combined with the pipe to refine the output of other commands.

Key points

Sort file sorting the lines alphabetically
n sort as numbers, not text
R reverses the order, -u deletes the duplicate
k and -t sort by column

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