From: Paul Lutus <nospam@...>
Date: 2006-11-19T12:20:05+09:00
Subject: Re: How to use regexp to replace character with backslash plus this character

William James wrote:

/ ...

> irb(main):055:0> puts ";!&%$".gsub( /[;!&%$]/, '\\\\\&' )
> \;\!\&\%\$
> 
> irb(main):008:0> puts ";!&%$".gsub( /[;!&%$]/ ){ "\\" + $& }
> \;\!\&\%\$
> 
> irb(main):009:0> puts ";!&%$".gsub( /[;!&%$]/ ){ "\\#{ $& }" }
> \;\!\&\%\$
> 
> irb(main):011:0> puts ";!&%$".gsub( /([;!&%$])/ ){ "\\#{ $1 }" }
> \;\!\&\%\$

Yes, except that I hate using those Perlish globals. Just a personal thing.

-- 
Paul Lutus
http://www.arachnoid.com