From: Peter Fitzgibbons <peter.fitzgibbons@...>
Date: 2005-10-19T01:32:26+09:00
Subject: Re: Expression Interpolation from input "template string"?

On 10/18/05, Warren Brown <warrenbrown@aquire.com> wrote:
> Peter,
>
> > What I don't know is how to get the interpolation to
> > work when the string is read from teh database as if :
> >
> > x = 'Hello, today is #{msgDate}'
>
>    The easiest way to do this is to #eval() the string with quotes
> around it:
>
> irb(main):001:0* s = 'This is #{a} test.'
> => "This is \#{a} test."
> irb(main):002:0> a = 'one'
> => "one"
> irb(main):003:0> eval("\"#{s}\"")
> => "This is one test."
>
>    If you're like me, you'll want to use a quoting method prettier than
> \" inside the string:
>
> irb(main):004:0> eval("%{#{s}}")
> => "This is one test."
>
>    I hope this helps.
>
>    - Warren Brown
>
>
>
That's stinkin amazing!

How/Where did you reference the knowledge for using %{} and how to
embed interpolation (Is this nested interpolation?)

Thanks for the info!

Peter Fitzgibbons