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goawk

Manual

goawk

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
SEE ALSO

NAME

goawk - POSIX-compliant AWK interpreter with CSV support

SYNOPSIS

goawk [ -F fs ] [ -v var = value ] [ -f progfile | ’prog’ ] [ file ...]

DESCRIPTION

goawk is a POSIX-compliant AWK interpreter written in Go. Additionally, it has some features not provided by POSIX AWK:

	•		Code coverage.
	•		Proper CSV and TSV support.
	•		Negative field indexes to access fields from the right.
	•		Single-quoted strings.

OPTIONS

Standard AWK arguments:

--csv

Enable CSV input mode. Equivalent to -i csv .

-F fs

Use fs for the input field separator.

-F progfile

Read the AWK program source from progfile . Multiple -f options may be used.

-v var = val

Assign the value val to the variable var before the execution of the program begins.

Additional GoAWK features:

-c

Use Unicode characters for index, length, match, substr, and %c.

-E progfile

Load program from progfile , disable var = val arguments, stop processing arguments, parse header row and enable @"field" in CSV input mode.

-H

Parse header row and enable @"field" in CSV input mode.

-h , --help

Show the help message and exit.

-i mode

Parse input into fields using CSV format, ignoring FS and RS .

-o mode

Use CSV output, ignoring OFS and ORS .

-version

Show GoAWK version and exit.

GoAWK debugging arguments:

-coverappend

Append to coverage file instead of overwriting.

-covermode mode

Set coverage mode, where mode is set or count (default: set ).

-coverprofile file

Write coverage profile to file .

-cpuprofile file

Write cpu profile to file .

-d

Print parsed syntax tree to stdout and exit.

-da

Print VM assembly instructions to stdout and exit.

-dt

Print variable type information to stdout and exit.

-memprofile file

Write memory profile to file .