From: Justin Collins <collinsj@...>
Date: 2006-08-02T08:50:57+09:00
Subject: Re: Sending Multiple Args to a Method Object

Justin Collins wrote:
> Phillip Hutchings wrote:
>> On 8/2/06, Harris Reynolds <hreynolds2@yahoo.com> wrote:
>>> The ruby interpreter thinks that my single array is the parameter I 
>>> am passing in;  however, the array I am passing in contains 4 object 
>>> that map directly to the 4 arguments the interpreter is looking 
>>> for.  Is there another way to accomplish this other than using 
>>> method.call?  Or am I using method.call incorrectly?
>>
>> Put a * before the array argument, it'll make Ruby expand it to fit
>> the arguments, eg:
>>
>> def test(one, two, three, four)
>>  puts "#{one} #{two} #{three} #{four}"
>> end
>>
>> args = [1, 2, 3, 4]
>> m = method(:test)
>> m.call(*args)
>
> Note that you do not need to use Method#call to do this, it works for 
> all methods (since the OP was asking if he had to use it).
>
Or maybe he wasn't. Either way.

-Justin