From: Pierre Lecocq <pierre.lecocq@...>
Date: 2010-04-27T23:23:30+09:00
Subject: Re: Variable number of arguments for methods called with "send"

Thanks a lot Brian.
In fact, I didn't put the star before my args array.
That is why it crashed when the method does not take arguments.

Thanks again !


Brian Candler wrote:
> Pierre Lecocq wrote:
>> But if I want to call a method with arguments, I am stuck because I do
>> not know how many arguments it needs and what is the "kind" of arguments
>> (can be "static arguments" - arg1, arg2 - or VARGS - *args - )
> 
> There is no difference between those cases.
> 
> args = []
> send(:foo, *args)
> # same as: send(:foo)
> 
> args = ["abc"]
> send(:foo, *args)
> # same as: send(:foo, "abc")
> 
> args = ["abc","def"]
> send(:foo, *args)
> # same as: send(:foo, "abc", "def")
> 
> HTH,
> 
> Brian.

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