class Date
Public Instance Methods
age()
click to toggle source
Return age of today
# File lib/date_age.rb, line 22 def age age_at(Date.today) end
age_at(date)
click to toggle source
Return age at specified `date`
# File lib/date_age.rb, line 6 def age_at(date) unless date.respond_to?(:year) && date.respond_to?(:month) && date.respond_to?(:day) raise ArgumentError, "age_at(date): date should respond to :year, :month and :day" end birthday = self today = date age = today.year - birthday.year if today.month < birthday.month age -= 1 elsif birthday.month == today.month age -= 1 if today.day < birthday.day end age end