Ruby 1.9.0 リファレンスマニュアル > ライブラリ一覧 > library _builtin > class Integer > ord

instance method Integer#ord

ord -> Integer

Returns the int itself.

?a.ord    #=> 97

This method is intended for compatibility to character constant in Ruby 1.9. For example, ?a.ord returns 97 both in 1.8 and 1.9.