shuf
Operating system | Unix and Unix-like |
---|---|
Platform | Cross-platform |
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
[edit]$ ls Wikibooks Wikipedia Wiktionary $ # Shuffles input $ ls | shuf Wikipedia Wiktionary Wikibooks $ # Picks one random line from input $ ls | shuf -n1 Wikipedia