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, and . * # function , method ,object # * Functions allow you to group a set of related * statements together that represent a single task. * Functions can take parameters (informatiorJ required to do their job) and may return a value. * * An object is a series of variables and functions that represent something from the world around you. * * In an object, variables are known as properties of the object; functions are known as methods of the object. * * Web browsers implement objects that represent both the browser window and the document loaded into the browser window. * * JavaScript also has several built-in objects such as String, Number, Math, and Date. Their properties and methods offer functionality that help you write scripts. * * Arrays and objects can be used to create complex data sets (and both can contain the other).