rev (1)

Leading comments

Copyright (c) 1985, 1992 The Regents of the University of California.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following ...

(The comments found at the beginning of the groff file "man1/rev.1".)

NAME

rev - reverse lines characterwise

SYNOPSIS

rev [option] [file...]

DESCRIPTION

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.

OPTIONS

-V, --version

Display version information and exit.

-h, --help

Display help text and exit.

SEE ALSO

tac(1)

AVAILABILITY

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