From: Timothy Hunter <TimHunter@...>
Date: 2007-03-14T10:58:59+09:00
Subject: Re: calling a method using a variable name??

ajtwatching wrote:
> Hey folks,
>
> Like many posts have no doubt started.. I'm giving this ruby business
> a crack!! ;)
>
> Now this might be a really bad approach.. but I'll throw it out there.
>
> Here's my simple class.
>
> class Myclass
>   def initialize
>   end
>
>   def hello
>     puts "hello"
>   end
>
>   def bye
>     puts "bye"
>   end
> end
>
> As expected, works a treat.
>
> friendly = Myclass.new
> friendly.hello
> friendly.bye
>
> Now, given I now what methods are available, is there a way to do
> something similar to this...
>
> methods = ['hello', 'bye']
> methods.each { |m| friendly.m }
>
> Regards,
>
> ajt.
>
>
>   
Look up the __send__ method:

obj.__send__("methodname", arg1, arg2)