From: matt@... (matt neuburg)
Date: 2009-06-03T12:00:09+09:00
Subject: Re: Do I need self in this method definition

Li Chen <chen_li3@yahoo.com> wrote:

> and it prints out the expected results. I wonder if  I have to use
> self#method in my implement.
> 
> class Hash
>   def  self.my_each(hash1={}, hash2={})
>   end
> end
> 
> Hash.my_each(hash1, hash2)

You do if you really want a class method - that is, if you want to be
able to call this thing by saying Hash.my_each(hash1, hash2).

The alternative is to make an instance method. Then you could call it by
saying hash1.my_each(hash2). In that case, you would not use "self" in
the def. m.

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