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