iterating over hash, ruby
# iterating_over_hashes.rb
person = {name: 'bob', height: '6 ft', weight: '160 lbs', hair: 'brown'}
person.each do |key, value|
puts "Bob's #{key} is #{value}"
end
#Returns
#Bob's name is bob
#Bob's height is 6 ft
#Bob's weight is 160 lbs
#Bob's hair is browniterate over each key value in hash ruby
restaurant_menu = { "Ramen" => 3, "Dal Makhani" => 4, "Coffee" => 2 }
restaurant_menu.each do | item, price |
puts "#{item}: $#{price}"
endruby iterate hash with index
hash.each_with_index do |(key, value), index|
# ...
endCopyright © 2021 Codeinu
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