From: w_a_x_man <w_a_x_man@yahoo.com>
To: help-gnu-emacs@gnu.org
Subject: Re: sed/awk/perl: How to replace all spaces each with an underscore that occur before a specific string ?
Date: Sat, 22 Aug 2009 11:24:56 -0700 (PDT) [thread overview]
Message-ID: <1bc82397-1e91-4055-879a-c178534e1c17__15002.750643953$1250966591$gmane$org@z24g2000yqb.googlegroups.com> (raw)
In-Reply-To: 1380cb14-6462-4585-b2d1-c59c99ff9b56@b15g2000yqd.googlegroups.com
On Aug 22, 1:11 pm, bolega <gnuist...@gmail.com> wrote:
> sed/awk/perl:
>
> How to replace all spaces each with an underscore that occur before a
> specific string ?
>
> I really prefer a sed one liner.
>
> Example
> Input : This is my book. It is too thick to read. The author gets
> little royalty but the publisher makes a lot.
> Output: This_is_my_book._It_is_too__thick_to read. The author gets
> little royalty but the publisher makes a lot.
>
> We replaced all the spaces with underscores before the first occurence
> of the string "to ".
>
> Thanks
> Gnuist
awk 'BEGIN{FS=OFS="to "}{gsub(/ /,"_",$1);print}' myfile
next parent reply other threads:[~2009-08-22 18:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1380cb14-6462-4585-b2d1-c59c99ff9b56@b15g2000yqd.googlegroups.com>
2009-08-22 18:24 ` w_a_x_man [this message]
2009-08-22 23:02 ` sed/awk/perl: How to replace all spaces each with an underscore that occur before a specific string ? Ed Morton
2009-08-22 18:11 bolega
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