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BenBrostoff/Hash example with map.rb

Created April 27, 2014 17:49
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Hash example with map
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Hash example with map.rb
hashEx = { :brothers => 8, :sisters => 5, :mom => 1, :dad => 1 }
hashEx.map { |k, v| [k, v+3] }.class # Array
hashEx.map { |k, v| [k, v+3] } # [[:sisters, 8], [:dad, 4], [:brothers, 11], [:mom, 4]]
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