From: Henry Maddocks <hmaddocks@...>
Date: 2012-04-21T10:56:13+09:00
Subject: Re: What does '||=' mean?


On 21/04/2012, at 1:15 PM, Soichi Ishida wrote:

> @current_cart ||= Cart.find(session[:cart_id]) 

is equivalent to

@current_cart = if @current_cart.nil?
	Cart.find(session[:cart_id])
else
	@current_cart
end


Henry