field 0.1.0

Name

field - extract fields from a file

SYNOPSIS

field [-h] [-f FILE] [-d DELIMITER] [field [field ...]]

DESCRIPTION

Field extracts a list of fields or columns from a file. It is a simpler version of awk '{ print $1; }'.

Default is to read whitespace (<space><tab>) delimited text from _stdin_ and write fields to _stdout_.

OPTIONS

• -f FILE, --file FILE - Extract fields from each line of the _FILE_. Defaults to _stdin_.

• -d DELIMITER, --delimiter DELIMITER - Single character used to distinguish between fields. Defaults to whitespace (<space><tab>).

EXAMPLE

$ mount | field 5 3 1
ext4 / /dev/mapper/sda7_crypt
proc /proc proc
sysfs /sys sysfs

$ ls -l /usr/local/bin/ | field 1 9
-rwxr-xr-x airbrake*
-rwxr-xr-x bayes.rb*
-rwxr-xr-x bourbon*

cat /etc/mtab | cut -d' ' -f 4 | field -d',' 1 4 3 2
rw gid=5 nosuid noexec
rw size=10% nosuid noexec
rw nodev nosuid noexec
rw user=root nodev nosuid

AUTHOR

Written by Trevor Bramwell.

COPYRIGHT

Copyright © 2015 Trevor Bramwell. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.