tldr/pages/linux/shuf.md

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}}