Shuf - Random Line Permutation#

Randomize the order of input lines. Supports random selection of N lines and sampling with or without replacement for statistical tasks.

Usage#

bash

shuf-tool [options] [file]

Options#

• -n N: Output only N random lines
• -i LO-HI: Treat each number LO..HI as an input line
• -r: Allow repeated output (sampling with replacement)
• -e: Treat each argument as an input line

Examples#

bash

shuf-tool names.txt
shuf-tool -n 5 data.txt
shuf-tool -i 1-100