From: Arlen Christian Mart Cuss <celtic@...>
Date: 2007-11-05T20:36:12+09:00
Subject: Re: Kernel#p


On Mon, 2007-11-05 at 19:29 +0900, Trans wrote:
> Quick query about Ruby 1.9. Does Kernel#p return it's arguments or no?
> And if so how does it work for multiple arguments, does it return an
> array or just the last argument (which seems to me a simpler and
> reasonable alternative). Eg.
> 
>   x = 1
>   p(x)  #=>  ?
> 
>   a = [1,2]
>   p(*a)  #=>  ?
> 
> Thanks,
> T.


irb(main):001:0> RUBY_VERSION
=> "1.9.0"
irb(main):002:0> p 1
1
=> 1
irb(main):003:0> p(1,2)
1
2
=> [1, 2]
irb(main):004:0> a=[1,2]
=> [1, 2]
irb(main):005:0> p(a)
[1, 2]
=> [1, 2]
irb(main):006:0> p(a,a)
[1, 2]
[1, 2]
=> [[1, 2], [1, 2]]
irb(main):007:0> 

HTH
Arlen