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JavaScript Vocab #2

memorize.ai (lvl 286)

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JavaScript Web Dev

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Date created

Mar 1, 2020

Cards (30)

Section 1

(30 cards)

Pop

Front

remove the last item from an array

Back

getHeight()

Front

JavaScript function that returns the height of the graphics canvas

Back

Postcondition

Front

What should be true after the function is called

Back

Grid

Front

a 2-d array

Back

Object

Front

stores a pair of keys that match with a specific val

Back

Loop and a half

Front

a loop that has a while(true), that ha a break

Back

event

Front

An action that causes something to happen.

Back

Global Variable

Front

a var used throughout a program, in every scope

Back

logical operators

Front

Used to make logical associations to Boolean values

Back

Parameter

Front

a val passed from outside a function

Back

Front-End

Front

what the user sees in the Client devices or applications

Back

NOT operator

Front

Logical operator that negates a single boolean value. Written as !. !a will be true if a is false, and false if a is true.

Back

IP

Front

Internet Protocol - A defines the payout of an internet address

Back

Initialize a variable

Front

giving it a val

Back

OR operator

Front

||

Back

For Loop

Front

repeats code a number of times

Back

nested function

Front

a function defined in another function

Back

Function body

Front

The part of a function that contains the commands

Back

indentation

Front

the visual structure of how code is laid out. used tabs to organize hierarchy

Back

Minified Code

Front

the process of removing all unnecessary character form source code without changing its functionality

Back

Precondition

Front

Assumptions we make about what must be true before the function is called.

Back

Intiger

Front

whole number

Back

getWidth()

Front

JavaScript function that returns the width of the graphics canvas

Back

List

Front

holds a structure of vals in an order

Back

Documentation

Front

Docs the syntax and objects in that we use on CodeHS

Back

Float

Front

a numeric val of a decimal

Back

Event Handler

Front

A piece of code that responds to different events.

Back

Nested for loop

Front

A for loop written, or "nested", inside of another for loop.

Back

Function

Front

teach the computer a new word

Back

Magic Number

Front

a # in code that appears arbitrary should be replaced with Calculations

Back