src_ruby/active_support/core_ext/date/calculations.rb
# Returns a new Date where one or more of the elements have been changed according to the +options+ parameter.
#
#   Date.new(2007, 5, 12).change(:day => 1)                  # => Date.new(2007, 5, 1)
#   Date.new(2007, 5, 12).change(:year => 2005, :month => 1) # => Date.new(2005, 1, 12)
Returns a new Date where one or more of the elements have been changed according to the +options+ parameter.
Returns a new Date where one or more of the elements have been changed according to the + options + parameter .
def change(options)
    ::Date.new(
      options.fetch(:year, year),
      options.fetch(:month, month),
      options.fetch(:day, day)
    )
  end
def change ( options ) :: Date . new ( options . fetch ( :year , year ) , options . fetch ( :month , month ) , options . fetch ( :day , day ) ) end
Returns a new Date where one or more of the elements have been changed according to the +options+ parameter.
Returns a new Date where one or more of the elements have been changed according to the + options + parameter .
options