An HTML or a webpage document contains tags that enclose other tags. Inside each tag is an object. The Document Object Model (DOM) is a representation of the way that a webpage document is structured. DOM can be used to access and manipulate different HTML objects. This course explores all the possibilities to update the the style, content, and structure of a webpage efficiently. There are different scripting languages that can be used to manipulate DOM, JavaScript being the most commonly used. An Introduction to JavaScript DOM takes you through your first steps in DOM manipulation through JavaScript.

3 days - $1,895.00

Course taught by an expert Computer Coding Instructor.

Prerequisites:

Knowledge of computer coding is essential.

Course Outline

The Document Object Model
Learn how the DOM is constructed
Use DOM methods to select page elements
Figure out where an Element's properties come from

Creating Content with JavaScript
Use DOM and JavaScript to add new content to the page
Learn DOM and JavaScript to remove page content
Use DOM and JavaScript to style page elements

Working with Browser Events
Discover the hidden world of browser events
Use DOM and JavaScript to respond to specific events
Learn when the web page is ready to be modified and controlled

Performance
Learn how to measure the speed of your DOM and JavaScript code
Identify code that causes Reflow and Repaint issues
Explain how the JavaScript Event Loop works