Reading-Notes

My journal for Code Fellows

---

Project maintained by RogerMReyes Hosted on GitHub Pages — Theme by mattgraham

JavaScript

A scripting language for Web pages Examples of what JavaScript can do

• Store values inside variables
• Conduct Operations on pieces of text
• Run code in response to to certain events occurring on the web page

Building Blocks

Some key fundamental features of JavaScript

• Conditionals - direct your code to make decisions and carry out actions depending on inputs
• Loops - To complete tasks multiple times
• Functions - store a piece of code that does a single talk inside a defined block

How to use

• add scr= “app.js” to the section you want to add it to
• All variables should be defined with unique names
• var to generally declare variables
• let will be used if we are going to change the value
• const will be used if the value will never change
• console.log() will show what actions are happening of what you define inside

Return to Code 102 Table of Contents