From: Brian Candler <lists@...>
Date: 2012-10-09T04:25:28+09:00
Subject: Re: General Syntax question, Definiting Methods

Todd B. wrote in post #1078942:
> def remove_from object_array object
>  object_array.delete(object)
> end
>
> ...returns the object deleted, not the new array.
>
> def remove_from object_array object
>  object_array.delete(object)
>  object_array
> end
>
> ..returns the new array
>
> Putting object where object_array is to return the object and not the
> array may seem redundant

Actually it's not the same; consider the case where the object being 
deleted doesn't exist in the array.

>> [1,2,3].delete(4)
=> nil

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