From: Joel VanderWerf <vjoel@...>
Date: 2005-08-17T07:22:04+09:00
Subject: Re: YAENQ: Variable as a pattern

basi wrote:
> (I ordered for a copy of Mastering Regular Expressions. Should be in my
> snail mailbox anytime soon. In the meantime ... )
> 
> How do I tell Ruby to use the content of a variable as the pattern,
> rather than interpreting the variable name as a literal?
> 
> 
> v = "aeiou"
> 
> Then, in
> 
> "goodness" =~ /[v]/
> 
> I'd like v to be interepreted not as a literal but as a variable name.

Same as with a string:

"goodness" =~ /[#{v}]/

-- 
      vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407