From: "David A. Black" <dblack@...>
Date: 2010-02-05T09:11:29+09:00
Subject: Re: Newbie question, I have seen create! what does it mean

Hi --

On Fri, 5 Feb 2010, Noppanit wrote:

> Hi All,
>
> I have some newbie question, and I have been searching all over google
> for a long time. Could some of you please explain me why do we have to
> use ! instead of normal method
>
> like
> @stock = Stock.create! params[:stock]
>
> what does the "!" actually mean?

It's just a character in the method name, but it has a special
conventional significance:

http://dablog.rubypal.com/2007/8/15/bang-methods-or-danger-will-rubyist

(The Rails source code, on the whole, does not follow the convention,
which I've always thought was too bad.)


David

-- 
David A. Black
Senior Developer, Cyrus Innovation Inc.
THE COMPLEAT RUBYIST, Ruby training with Black/Brown/McAnally!
http://www.compleatrubyist.com