From: Josselin <josselin@...>
Date: 2007-01-17T07:25:15+09:00
Subject: Re: where to find info on ||= operator ?

On 2007-01-16 14:05:49 +0100, "Farrel Lifson" <farrel.lifson@gmail.com> said:

> On 16/01/07, Josselin <josselin@wanadoo.fr> wrote:
>> I am using
>> 
>> http://www.ruby-doc.org/docs/ProgrammingRuby/
>> 
>> a sa reference manual, but could not find info on that operator  (how
>> to use it..)
>> 
>> tfyl
>> 
>> joss
>> 
>> 
>> 
>  a ||= b
> is equivalent to
>  a = a || b
> If a is nil it will be set to b. If it is not nil it will remain unchanged.
> 
> Farrel

Thanks Farrel ...  I'll use it now