returning an array of objects grouped by a field (in sub groups)

/ Published in: Rails
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Allows iteration through the main array, with subarrays with the records for each group.

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  1. User.order(:country_id).group_by(&:country_id).each { |country| country.each { |usergroup| if usergroup.is_a?(Array) then usergroup.each { |user| puts } else puts Country.find(usergroup).name end }}

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