From: Karuppasamy M <samykaruppa@...>
Date: 2011-03-03T15:25:12+09:00
Subject: Re: Anything like Array.contains? method

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Returns the index of the first object in *self* such that is =3D=3D to *obj=
*.
Returns nil if no match is found.

   a =3D [ "a", "b", "c" ]
   a.index("b")   #=3D> 1
   a.index("z")   #=3D> nil

M. Karuppasamy



On Thu, Mar 3, 2011 at 11:49 AM, =E5=B1=8B=E5=9B=BD=E9=81=A5 <hyagni@gmail.=
com> wrote:

> 2011/3/3 Paul Sholtz <paul.sholtz@gmail.com>:
> > Is there a method in the Ruby array object that gives anything like a
> > "contains?" method, to test if an object is already in the Array?
>
> How about include?
> --
> Haruka YAGNI
> hyagni@gmail.com
>
>

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