From: Per-erik Martin <lists@...>
Date: 2013-06-29T03:43:22+09:00
Subject: Re: Find element in array of hashes

Rodrigo Lueneberg wrote in post #1113851:
> I fixed it, but still get the error. Look:
>
> results = @selectedProductsArray.find {|k,v| v[:id] == 3 }
>
> NoMethodError in ServicesController#list
>
> undefined method `[]' for nil:NilClass

An array is a sequence of elements, not key-value pairs:

results = @selectedProductsArray.find {|e| e[:id] == 3 }

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