Technical Notes

Manpages - head.1

NAME

head - output the first part of files

SYNOPSIS

head [/OPTION/]… [/FILE/]…

DESCRIPTION

Print the first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name.

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

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

-c, *–bytes*=/[-]NUM/
print the first NUM bytes of each file; with the leading '-', print all but the last NUM bytes of each file
-n, *–lines*=/[-]NUM/
print the first NUM lines instead of the first 10; with the leading '-', print all but the last NUM lines of each file
-q, –quiet, –silent
never print headers giving file names
-v, –verbose
always print headers giving file names
-z, –zero-terminated
line delimiter is NUL, not newline
–help
display this help and exit
–version
output version information and exit

NUM may have a multiplier suffix: b 512, kB 1000, K 1024, MB 1000*1000, M 1024*1024, GB 1000*1000*1000, G 1024*1024*1024, and so on for T, P, E, Z, Y, R, Q. Binary prefixes can be used, too: KiB=K, MiB=M, and so on.

AUTHOR

Written by David MacKenzie and Jim Meyering.

REPORTING BUGS

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

SEE ALSO

*tail*(1)

\\ Full documentation <https://www.gnu.org/software/coreutils/head>
or available locally via: info '(coreutils) head invocation'

\\ Packaged by https://nixos.org
Copyright © 2024 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.