10.0;revl (reverse_lines), revision 1.0, 88/01/21
revl (reverse_lines) -- Reverse each line in a file.
usage: revl [pathname ...]
DESCRIPTION
revl copies the named files to standard output, reversing the order of
the characters in every line.
ARGUMENTS
pathname (optional)
Specify name of file containing lines to be reversed.
Default if omitted: read standard input
EXAMPLES
Reverse a line from standard input.
$ revl
This command produces interesting results.
.stluser gnitseretni secudorp dnammoc sihT
*** EOF ***
$
Sort the system dictionary by suffixes to produce a rhyming dictionary.
$ revl /sys/dict | srf | revl >rhyming_dict
$