src_ruby/active_support/core_ext/date/calculations.rb
def advance(options)
    options = options.dup
    d = self
    d = d >> options.delete(:years) * 12 if options[:years]
    d = d >> options.delete(:months)     if options[:months]
    d = d +  options.delete(:weeks) * 7  if options[:weeks]
    d = d +  options.delete(:days)       if options[:days]
    d
  end
# Provides precise Date calculations for years, months, and days. The +options+ parameter takes a hash with
# any of these keys: <tt>:years</tt>, <tt>:months</tt>, <tt>:weeks</tt>, <tt>:days</tt>.
Provides precise Date calculations for years, months, and days.
Provides precise Date calculations for years months and days .
def advance(options)
    options = options.dup
    d = self
    d = d >> options.delete(:years) * 12 if options[:years]
    d = d >> options.delete(:months)     if options[:months]
    d = d +  options.delete(:weeks) * 7  if options[:weeks]
    d = d +  options.delete(:days)       if options[:days]
    d
  end
def advance ( options ) options = options . dup d = self d = d >> options . delete ( :years ) * 12 if options [ :years ] d = d >> options . delete ( :months ) if options [ :months ] d = d + options . delete ( :weeks ) * 7 if options [ :weeks ] d = d + options . delete ( :days ) if options [ :days ] d end
Provides precise Date calculations for years, months, and days.
Provides precise Date calculations for years months and days .
options