From: Brian Candler <B.Candler@...>
Date: 2007-05-04T16:48:41+09:00
Subject: Re: Is there a better way to do this?

On Fri, May 04, 2007 at 04:42:31PM +0900, Brian Candler wrote:
> Actually, you could bend sprintf to do the former too:
> 
> val = "1234567890"
> fmt = "(000) 000-0000"
> res = sprintf(fmt.gsub(/0/,"%s"), *val.split(//))

which of course can be shrunk to

val = "1234567890"
fmt = "(000) 000-0000"
res = fmt.gsub(/0/,"%s") % val.split(//)