Birthday timestamp

birthday_timestamp.rb

def birthday_timestamp(date)
  date = date.split('/')
  month, day, year = date.pop(3)
  birthday = Time.mktime(year, month, day)
  time_now = Time.now
  years = time_now.year - birthday.year
  months = time_now.month - birthday.month
  days = time_now.day - birthday.day
  puts "#{years} years #{-months} months #{-days} day old" if days < 2
  puts "#{years} years #{months} months #{days} days old" if days > 2
end