# In Ruby

# Array.each
# Iterate through each a collection unchanged

User.all.each do |user|
  puts user.email
  puts user.name
  puts
end

# => veganstraightedge@gmail.com
# => Shane Becker
# =>
# => aki@example.com
# => Aki Braun
# =>

# Array.map
# Create a new collection by manipulating an original collection
# Optionally, iterate over the new one

emails = User.all.map{ |u| u.email }
puts emails

# => ["veganstraightedge@gmail.com", "aki@example.com"]

emails.each do |email|
  puts email
end

# => veganstraightedge@gmail.com
# => aki@example.com