iterate through hash ruby code example

Example 1: 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 brown

Example 2: iterate through values of an object rails

@work_profile.attributes.each do |attr_name, attr_value|
  ...
end

Example 3: ruby iterate hash with index

hash.each_with_index do |(key, value), index|
	# ...
end