JavaScript objects are simply collections of name-value pairs. As such, they are similar to HashMaps in Java. An object may be thought of as a Map/Dictionary/Associative-Storage. If a …

Syntax for functions with variable number of parameters, using the ... /* do something */ object of type ‘function’ and Any variable may “refer” to the function and call it. You can also store that …

Read up about JavaScripts Functions in your textbook. You can define your own functions in the same file that they are invoked in, or in a different file which you can then load in a browser …

Writing Functions Multiple ways to define a function in JavaScript Named functions (standard function definition) funVar(a) { return a*a; }; Anonymous functions (here assigned to a variable) …

Passing objects to functions with constant reference parameters Only functions marked as constant can be used Circle() Circle(r : double) setRadius(r : double) : void getRadius() : …

Define the object type by writing a constructor function that specifies its name, properties, and methods. Create an instance of the object with new. Create methods by assigning function …

We begin this discussion of functions with the basic de nitions needed to talk about functions. De nition 1. Let X and Y be sets. A function f from X to Y is an object that, for each element x 2 X, …

Python allows for programming in either paradigm! What are Classes and Objects?

Outcomes: To differentiate object oriented programming and procedural programming. To construct classes, functions and objects To implement the constructors, destructors and …

Array.map Another common functional operator is called map. Think of this one as mapping between one array to another, given a mapping function. [1,2,3,4].map(function(i){ return i+1; …