From: Ryan Leavengood <leavengood@...>
Date: 2005-12-05T02:51:39+09:00
Subject: Re: When to use : before variables?

Look up Symbols. The colon (:) is used to create them.

The basic idea is that if you are using a String as the key or value
for a hash in many places, it is more efficient to use a Symbol.

Ryan

On 12/4/05, Daniel V�lkerts <daniel@voelkerts.de> wrote:
> Hi out there,
>
> after looking at rails and the pickaxe book (not totally red yet, just
> used as a reference) I still wondering when to use just a construct
>
> :a => something
>
> What does it stands for and when to use it? Please apologize if it's a
> basic questions, but I can't realize myself the usage.
>
> If someone has a page no. in the pickaxe book, I'm glad to read the
> chapter ;)