Linux cli command tac

➡ A Linux man page (short for manual page) is a form of software documentation found on Linux and Unix-like operating systems. This man-page explains the command tac and provides detailed information about the command tac, system calls, library functions, and other aspects of the system, including usage, options, and examples of _. You can access this man page by typing man followed by the tac.

  less than a minute  

NAME 🖥️ tac 🖥️

concatenate and print files in reverse

SYNOPSIS

tac [OPTION]… [FILE]…

DESCRIPTION

Write each FILE to standard output, last line first.

With no FILE, or when FILE is -, read standard input.

Mandatory arguments to long options are mandatory for short options too.

-b, –before
attach the separator before instead of after

-r, –regex
interpret the separator as a regular expression

-s, –separator=STRING
use STRING as the separator instead of newline

–help
display this help and exit

–version
output version information and exit

AUTHOR

Written by Jay Lepreau and David MacKenzie.

REPORTING BUGS

GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
Report any translation bugs to <https://translationproject.org/team/>

COPYRIGHT

Copyright © 2023 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

cat(1), rev(1)

Full documentation <https://www.gnu.org/software/coreutils/tac>
or available locally via: info ‘(coreutils) tac invocation’

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