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Linux & Shell · Command

awk

awk scans text records, splits them into fields, and runs actions for records that match program patterns. It supports input files, standard input, variable assignments, and BEGIN and END processing.

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Syntax

awk [ -F sepstring ] [ -v assignment ] ... program [ argument ... ]
awk [ -F sepstring ] -f progfile [ -f progfile ] ... [ -v assignment ] ... [ argument ... ]

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  • BEGIN
  • END
  • RS
  • FS
  • -F
  • -f
  • -v
  • $0

Source: awk(1p) - Linux manual page. Checked 2026-11-03.