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CAT(1) User Commands CAT(1)

NAME

cat - concatenate files and print on the standard output

SYNOPSIS

cat [ OPTION]... [FILE]...

DESCRIPTION

Concatenate FILE(s) to standard output.
With no FILE, or when FILE is -, read standard input.
-A, --show-all
equivalent to -vET
-b, --number-nonblank
number nonempty output lines, overrides -n
-e
equivalent to -vE
-E, --show-ends
display $ at end of each line
-n, --number
number all output lines
-s, --squeeze-blank
suppress repeated empty output lines
-t
equivalent to -vT
-T, --show-tabs
display TAB characters as ^I
-u
(ignored)
-v, --show-nonprinting
use ^ and M- notation, except for LFD and TAB
--help
display this help and exit
--version
output version information and exit

EXAMPLES

cat f - g
Output f's contents, then standard input, then g's contents.
cat
Copy standard input to standard output.

AUTHOR

Written by Torbjorn Granlund and Richard M. Stallman.

REPORTING BUGS

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

COPYRIGHT

Copyright © 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://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

tac(1)
Full documentation at: <http://www.gnu.org/software/coreutils/cat>
 
or available locally via: info '(coreutils) cat invocation'
September 2017 GNU coreutils 8.28