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I wanted to get the array of symbols(:foo,:bar) available in an Enum field(:status). 

   class MyModel < ActiveRecord::Base
     enum status: [:foor, :bar]
   end
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As explained in the Enum guide, if you have an enum field called status you access the mapping using the plural form:

MyModel.statuses
 => {"foor"=>0, "bar"=>1}

The keys are the enum values, the values are an incremental integer assigned based on the order of the enum definition.

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