tldr/pages/linux/shuf.md

20 lines
344 B
Markdown

# shuf
> generate random permutations
- randomize the order of lines in a file and output the result
`shuf {{filename}}`
- only output the first n entries of the result
`shuf -n {{n}} {{filename}}`
- write output to another file
`shuf -o {{another_filename}} {{filename}}`
- generate random numbers in range
`shuf -i {{low}}-{{high}}`