tldr/pages/linux/shuf.md

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# 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}}`