From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2009-12-05T08:24:02+09:00
Subject: Re: Finding an element in an array of hashes

On Fri, Dec 4, 2009 at 9:37 PM, Aldric Giacomoni <aldric@trevoke.net> wrote:
> Alex Stupakov wrote:
>> Hi,
>>
>> I have an array of Facebooker::User objects
>> so friends.class => Array
>> and friends[1].class => Facebooker::User
>>
>> Facebooker::User are objects which are basically hashes.
>> friends[1].facebook.id.class => Integer
>>
>> I'd like to find the array member with a particular facebook_id.
>> friends.find_by_id(12345) should return the corresponding
>> Facebooker::User object
>>
>> What's the cleanest way to do this?
>> Do I have to iterate over the array members or is there a method in Ruby
>> that does this?
>
> "basically" hashes? That doesn't look like hash syntax to me..
>
> friends.find { |friend| friend.facebook.id = 12345 }

Careful, there should be a == there...

Jesus.