From: Simon Strandgaard <neoneye@...>
Date: 2004-03-16T19:59:38+09:00
Subject: Re: reg multi match replace

On Tue, 16 Mar 2004 12:18:43 +0900, Paul Vudmaska wrote:
> i'm still a noob and had the need for a simple template system and thot 
> it would be a nice learning experience. all i want to do is replace 
> {{VALUES}}
> with the hash value of the same name eg hValues[VALUES]. So i thot well 
> this probably aint easy and i sat down and came up with this
> 
>             @value.gsub!(/(\{\{(.+)\}\})/) {
>            
>                 @values[$2]
>             }   
>

A few hints.


".+" is greedy. You would want to use non-greedy ".+?"


"." is matching anything else than newline, which easily may match too 
much. Instead use "\w" which only matches alphanumeric characters.


@value.gsub!(/(\{\{(\w+?)\}\})/) do
    @values[$2]
end

--
Simon Strandgaard