shuf

shuf
Operating system	Unix and Unix-like
Type	Command
License	coreutils: GNU GPL v3

shuf is a command-line utility included in the textutils package of GNU Core Utilities for creating a standard output consisting of random permutations of the input.

The version of shuf bundled in GNU coreutils was written by Paul Eggert. It is not a part of POSIX.[1]

Example

$ ls
Wikibooks  Wikipedia  Wiktionary
$ # Shuffles input 
$ ls | shuf 
Wikipedia
Wiktionary
Wikibooks
$ # Picks one random line from input
$ ls | shuf -n1
Wikipedia

References

shuf(1) – Linux General Commands Manual

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[1] shuf(1) – Linux General Commands Manual

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Categories Standard Unix programs Unix SUS2008 utilities List

shuf

Example

See also

References