Article View: pl.comp.os.linux.programowanie
Article #60504Re: Bash-skrypt (2)
From: Michal Jaegermann
Date: Fri, 18 Nov 2005 07:16
Date: Fri, 18 Nov 2005 07:16
21 lines
1485 bytes
1485 bytes
Irek <write2me_bez_spamu_@op.pl> wrote:
> Mam plik o takich wierszach:
>
> mm/dd/rr co¶_tam co¶_tam
>
> które nale¿y przekszat³ciæ (nie trac±c formatowania) do:
>
> rr/mm/dd co¶_tam co¶_tam
>
> Zrobi³em to awk-iem ale a¿ 3 razy "przelatuj±c"
> plik. Pewnie mo¿na mniejszym kosztem.
awk '{split($1, a, "/"); sub(/[^[:blank:]]+/, "");
printf("%s/%s/%s%s\n", a[3], a[1], a[2], $0)}' <plik
albo zamiast 'split' mozna uzyc 'gensub' do zmodyfikowania $1.
Michal
Michal
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From: Michal Jaegermann <michal@gortel.phys.ualberta.ca>
Newsgroups: pl.comp.os.linux.programowanie
Subject: Re: Bash-skrypt (2)
Date: Fri, 18 Nov 2005 07:16:15 +0000 (UTC)
Organization: Disorganized Bits
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