From: hal9000@...
Date: 2001-07-13T04:13:11+09:00
Subject: [ruby-talk:17742] Re: Array#sort! returns nil when array empty

> 
>     foo = "This is a test"
>     foo.gsub!('foo','bar').gsub!(' ',"\t")
> 
> does not work, but
> 
>     (foo.gsub!('foo','bar')||foo).gsub!(' ',"\t")
> 
> does work, but is REALLY ugly.
> 

I'm now thinking that perhaps the "right" way to do this
is:

    foo.gsub('foo','bar').gsub!(' ',"\t")

i.e., the earlier chained methods are non-bang.

I'll try this line of thought for a while.

Hal