From: "Iñaki Baz Castillo" <ibc@...>
Date: 2009-03-15T08:39:30+09:00
Subject: Re: Extract common entries in two arrays [SOLVED]

El Domingo, 15 de Marzo de 2009, Ben Bleything escribió:
> On Sat, Mar 14, 2009 at 4:34 PM, Iñaki Baz Castillo <ibc@aliax.net> wrote:
> >>   array1 = ["q", "w", "e", "r", "t", "y"]
> >>   array2 = ["w", "t", "z"]
> >>
> >> I want to get:
> >>   array_common = ["w", "t"]
> >
> > array_common = array1 - (array1 - array2)
> > => ["w", "t"]
>
> Easier:
>
>   array1 & array2
>   => ["w", "t"]

Great!


-- 
Iñaki Baz Castillo