Basic HTML version of Foils prepared 3 March 99

Foil 49 Built-in Objects

From Overview of JavaScript I -- Basic Web Scripting Language CPS616 Technologies of the Information Age -- Spring Semester 99. by Geoffrey C. Fox (Tom Scavo)
Authoring Guide, Predefined Core Objects and Functions
1 JavaScript has ten built-in objects:
2 plus the Global object discussed earlier
3 An instance object is created with new:
  • var today = new Date();
  • var answers = new Array(0,1,0);
4 We will learn how to create objects in other ways later on e.g. fred = {}; creates a null object.
in Table To:

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