Linux Commands Examples

A great documentation place for Linux commands


reverse lines of a file or files


rev [-V] [-h] [file ...]

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The rev utility copies the specified files to standard output, reversing the order of characters in every line. If no files are specified, standard input is read.

-V, --version

Output version information and exit.

-h, --help

Output help and exit.


The rev command is part of the util-linux package and is available from

util-linux April 2011 util-linux



Output help and exit.

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