From: James Edward Gray II <james@...>
Date: 2004-10-28T06:22:00+09:00
Subject: Re: Another erb Question

On Oct 27, 2004, at 4:05 PM, Jamis Buck wrote:

> James Edward Gray II wrote:
>> Can anyone explain the practical purpose of the final arg to 
>> ERB.new() to me?
>
> class ERB
>   def initialize(str, safe_level=nil, trim_mode=nil, eoutvar='_erbout')
>     ...
>   end
> end
>
> You mean, +eoutvar+? That's the name of the variable that ERB uses 
> when it generates the Ruby code that corresponds to its input. That 
> variable will be used to build the output.
>
> Try this:
>
>   require 'erb'
>   e = ERB.new( "One <%= ENV['HOME'] %> Two" )
>   p e.src
>
> You'll see a variable _erbout initialized to the empty string, and 
> then  the result of each operation concat'ed onto it.

I'm with ya to there.   What would you use that for?  Filling a 
variable of your choice with the ERB source?

James Edward Gray II