From: Brian Candler <B.Candler@...>
Date: 2007-02-02T07:28:56+09:00
Subject: Re: Parsing text files with dynamic contents

On Fri, Feb 02, 2007 at 06:35:21AM +0900, Andrea Maschio wrote:
> Let's guess a simple example: i need to parse a text file, wityh variables
> inside, and then output again the resulting text to a file or to screen.
> 
> -------------start example text------------
> 
> hello, it is #{now}, your name is #{name}
> 
> 
> -------------end example text------------
> 
> variables could be written also $var, or whatever else could be better.
> 
> but obviously when i do
> 
> file.each do |line|
>   puts line     #here i need to do something to find the variable and
> output the correct value
> end
> 
> How would you ruby experts do the correct parsing to output values instead
> of the text content? Is there any class available that do this?

Google for 'erb' and 'eruby'