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ggarnier/ordering.rb

Created November 21, 2013 18:03
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Ordering an array in Ruby using 2 sorting criterias
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ordering.rb
# Ordering a list by field1 in descending order. If two elements have the same value, order by field2 in ascending order
list.sort do |a, b|
comp = (b.field1 <=> a.field2)
comp.zero? ? (a.field2 <=> b.field2) : comp
end
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