In this lecture, the object oriented programming using with Swift scripting language are mainly studied. Because Python language that has been learned in the previous lecture classes focuses on web application, the main target of this lecture is to follow up developing the ability of basic programming for making applications. Using Swift interpreter and the standard libraries, students studies the programming paradigm, especially using the objects of the standard libraries. The style of lecture is to the discipline of the typing keys of keyboard according to program coding, and to the practice of making programs.