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bug#24881: make blindingly clear cut -f 2,1 = cut -f 1,2
From: |
Pádraig Brady |
Subject: |
bug#24881: make blindingly clear cut -f 2,1 = cut -f 1,2 |
Date: |
Sat, 5 Nov 2016 12:19:11 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
On 05/11/16 11:31, 積丹尼 Dan Jacobson wrote:
> $ info cut
>
> ‘-f FIELD-LIST’
> ‘--fields=FIELD-LIST’
> Select for printing only the fields listed in FIELD-LIST. Fields
> are separated by a TAB character by default. Also print any line
> that contains no delimiter character, unless the ‘--only-delimited’
> (‘-s’) option is specified.
>
> Note ‘awk’ supports more sophisticated field processing, and by
> default will use (and discard) runs of blank characters to separate
> fields, and ignore leading and trailing blanks.
> awk '{print $2}' # print the second field
> awk '{print $NF-1}' # print the penultimate field
> awk '{print $2,$1}' # reorder the first two fields
>
>
> Mention here:
> whereas cut -f 2,1 will just give you the same output as cut -f 1,2
> Thanks.
Pushed at
http://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=v8.25-86-g5161eff
thanks,
Pádraig