WPU-JavaScript-and-DOM

Learning-document following tutorial from Web Programming Unpas Youtube Channel.

What has been learned:

1. DOM (Document Object Model)
2. DOM tree
3. DOM selection: 3.1. document.getElementById() 3.2. document.getElementByClassName() 3.3. document.getElementByTagName() 3.4. document.querySelector() 3.5. document.querySelectorAll()
4. DOM manipulation
5. Events
6. DOM Traversal: 6.1. Event Bubbling 6.2. Event Propagation 6.3. Event Delegation