sort

Linux · Text · available in the simulator

What it does

Sorts lines of text files.

Syntax

sort [opciones] [archivo...]

Options and parameters

• -r

  Reverses the result of comparisons.

• -n

  Compares according to string numerical value instead of alphabetically.

  sort -n numeros.txt
• -u

  Outputs only the first of an equal run; removes duplicates.

• -k N

  sorts by column N

• -k

  Sorts via a key; sorts by the specified field.

  sort -k2 datos.txt
• -t

  Uses the specified character as the field separator.

  sort -t: -k3 -n /etc/passwd
• -h

  Compares human-readable numbers like 2K or 1G.

• -f

  Folds lower case to upper case characters (ignores case).

• -o

  Writes result to the specified file instead of standard output.

Usage examples

• sort archivo.txt
• sort -r archivo.txt
• sort -n numeros.txt
• sort -u archivo.txt
• sort nombres.txt
• sort -nr notas.txt
• sort -k2 datos.txt
• sort -t: -k3 -n /etc/passwd

Related commands

• awk
• cat
• cut
• diff
• grep
• head