# WHY parent.collection.eql?(parent.collection) =\> false?

**URL:** <https://www.ruby-forum.com/t/why-parent-collection-eql-parent-collection-false/170358>\
**Category:** Rails\
**Created:** [June 16, 2009, 3:53pm UTC](https://www.ruby-forum.com/t/why-parent-collection-eql-parent-collection-false/170358 "2009-06-16T15:53:08Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![itkin](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/i/22d042/32.png) [@itkin](https://www.ruby-forum.com/u/itkin)\
**Post date:** [June 16, 2009, 3:53pm UTC](https://www.ruby-forum.com/t/why-parent-collection-eql-parent-collection-false/170358/1 "2009-06-16T15:53:08Z")

</div>

HEllo

In other word how to make the ruby eql? method work on arrays composed  
of AR instance objects ??

Itkin

---

<div class="post-metadata">

**Author:** ![itkin](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/i/22d042/32.png) [@itkin](https://www.ruby-forum.com/u/itkin)\
**Post date:** [June 16, 2009, 4:03pm UTC](https://www.ruby-forum.com/t/why-parent-collection-eql-parent-collection-false/170358/2 "2009-06-16T16:03:39Z")

</div>

Do you know what eql? compares? Shoudn’t you be using == instead?

- 

Maurício Linhares  
[http://codeshooter.wordpress.com/](http://codeshooter.wordpress.com/) | [http://twitter.com/mauriciojr](http://twitter.com/mauriciojr)

On Tue, Jun 16, 2009 at 10:53 AM, nico