| -e--echo | treat each ARG as an input line |
| -i--input-range | treat each number LO through HI as an input line |
| -n--head-count | output at most COUNT lines |
| -o--output | write result to FILE instead of standard output |
| --random-source | get random bytes from FILE |
| -r--repeat | output lines can be repeated |
| -z--zero-terminated | line delimiter is NUL, not newline |
| --help | display this help and exit |
| --version | output version information and exit |
NAME
shuf - generate random permutations
SYNOPSIS
shuf [OPTION]... [FILE] shuf-e[OPTION]... [ARG]... shuf-i LO-HI[OPTION]...
DESCRIPTION
Write a random permutation of the input lines to standard output.
With no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
- -e, --echo
treat each ARG as an input line
- -i, --input-range=LO-HI
treat each number LO through HI as an input line
- -n, --head-count=COUNT
output at most COUNT lines
- -o, --output=FILE
write result to FILE instead of standard output
- --random-source=FILE
get random bytes from FILE
- -r, --repeat
output lines can be repeated
- -z, --zero-terminated
line delimiter is NUL, not newline
- --help
display this help and exit
- --version
output version information and exit
AUTHOR
Written by Paul Eggert.
REPORTING BUGS
GNU coreutils online help: <https://www.gnu.org/software/coreutils/> Report any translation bugs to <https://translationproject.org/team/>
SEE ALSO
Full documentation <https://www.gnu.org/software/coreutils/shuf> or available locally via: info '(coreutils) shuf invocation'
Packaged by Debian (9.7-3) Copyright © 2025 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.