From: "Ondřej Bílka" <neleai@...>
Date: 2012-05-18T20:38:36+09:00
Subject: Re: Methods as arguments?

In method call you can omit parenthnes. So this is equivalent to

 def world()
   print('world!')
 end
 
 def aaa (string, method)
   print(string)
 end
 
 aaa ('hello', world())

On Fri, May 18, 2012 at 05:10:14PM +0900, Robinson Risquez wrote:
> Hi, I was experimenting with the arguments of the methods and I have a
> question:
> 
> As I can pass a method as an argument to another method?, For example:
> 
> 
> def world
>   print 'world!'
> end
> 
> def aaa (string, method)
>   print string
> end
> 
> aaa ('hello', world)
> 
> 
> When I invoke aaa, the method world should not be invoked because I'm
> just passing it as argument and and neither I invoke this in the method
> aaa, and yet it invokes!. Why is this?.
> 
> I welcome your support!. Sorry for bad english :)
> 
> -- 
> Posted via http://www.ruby-forum.com/.

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