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Chapter 4: JavaScript Basics

Where's Wendy

Where's Wendy game play icon The game we will be developing at the end of this chapter

Chapter 4 Contents

4.1 Cheat Sheets

A quick summary of the basics of JavaScript.

4.2 History of JavaScript

A brief look at how JavaScript was written in 10 days.

4.3 Comment Controversy

Comments. Why programmers don't write them, and how they should be written

4.4 Variables

Variables are used to store the state of a program.

4.5 (extra) How Computers Represent Data

Bits, Bytes, and data types.

4.6 Math

Math on the computer similar but some symbol differences.

Math functions

Various math operations can be used through the Math class.

4.8 Strings

Strings are what we call blocks of text and are used extensively.

4.9 Calculating true and false

Determining if a conditional expression is true or false

4.10 if (Conditional statements)

Conditional code using the if statement.

4.11 Nested conditions

If statements can contain other if statements, this is called nesting.

4.12 Switch statement

Switch statements are a way of replacing large number of else if statements.

4.13 Functions

Functions let you put common code into a named function that can be called anywhere.

4.14 Looping

loops allow you to repeat sections of code until conditions are met.

4.15 Nested loops

Coming June 2nd, 2024

4.16 Accessing the Web page

Coming June 9th, 2024

4.17 Events

Coming June 16th, 2024

4.18 Project: Where’s Wendy

Coming June 23rd, 2024

4.19 Project: Where’s Wendy implementation

Coming June 30th, 2024

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