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bxt/hash_building.rb

Last active August 29, 2015 14:02
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Building a hash in Ruby
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hash_building.rb
# These three do the same thing:
[:type, :action].each_with_object({}) {|m,h| h[m] = order.send(m)}
[:type, :action].inject({}) {|h,m| h[m] = order.send(m); h}
Hash[[:type, :action].map {|m| [m, order.send(m)]}]
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