misk-fewd2 / 09_javascript_intro

Lesson 09 - Intro to Programming and Javascript

In Lesson 8, you'll be learning the basics of programming and JavaScript. This will be a challenging lesson for those of you who have seen a program before. We'll go through all of this very slowly and I'll steer you towards the knowledge you need. Hang on.

Agenda - First Half of the Class

• What is a program?
• Pseudo code as a way to think about logic
• Recipes and map direction walk-throughs

Agenda - Second Half of the Class

• Intro to JS
• Data Types (Numbers, Strings, Booleans, Null)
• Basic Ways to Output to Browser
• Variables
• Codealongs o'plenty

Objectives

By the end of this class, you will:

• Understand how to think like a computer, at least crudely
• Be able to make a pseudo code walk-through of programmatic logic
• Identify simple JS syntax
• Familiarity with JS data types and their usage
• How functions and variables are used in JavaScript

Materials

• JS Cheat Sheet
• Eloquent JavaScript - Chapter 1 on values
• Codepens for Lesson 8

Fizzbuzz

• Write a program that declares a variable equal to a number 0 - 100
• If it is a multiple of 3, print “Fizz” instead of the number.
• If it is a multiple of 5, print “Buzz” instead of the number.
• If it is a multiple of both 3 and 5, print “FizzBuzz” instead of the number.
• Otherwise, print the number

Additional Resources

• Javascript Tutorial
• Code Analogies
• Operator precedence