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Intro JS Glossary

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List JavaScript

Also called an array. A data structure that holds a collection of values in a particular order

List Array

Array JavaScript

Also called a list. A data structure that holds a collection of values in a particular order

List Array

Object JavaScript

Also called a dictionary or map. Lets us store pairs of keys that are matched with a specific value.

Object

Iteration General

Repetition of instructions a specified number of times, or until a condition is met.

Set JavaScript

A data structure that stores values in no particular order. Each value can only appear once in the set.

Set

Grid JavaScript

A two-dimensional array

Grid

Decomposition General

Decomposition is breaking your program into smaller parts.

Decomposition

Top Down Design JavaScript

Top down design is a method for breaking our program down into smaller parts.

Top Down Design

Event JavaScript

An event is an action (such as clicking the mouse or pressing a key on the keyboard) that a program detects and uses as input.

Event

Iterate General

A single run through the instructions contained a loop

Iterate

Parameter JavaScript

A variable passed in from outside the function

parameter