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Introduction to JavaScript Training

Course ID: WA-2442
Duration: 3 Days

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In this JavaScript training course, students learn to use JavaScript effectively to make their web pages more dynamic and functional and to reduce the number of roundtrips to the server.

Bring This Course To You

For groups of 5 or more, let Intertech bring this course to your location. Customized versions tailored towards your objectives are also available.

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Learning Objectives

  • Learn how JavaScript is used.
  • Learn JavaScript syntax.
  • Learn about objects, methods, and properties.
  • Learn to work with JavaScript variables.
  • Learn to create your own functions in JavaScript.
  • Learn to write flow control logic in JavaScript.
  • Learn to validate forms with JavaScript.
  • Learn to create roll-over images with JavaScript.
  • Learn to open and work with new windows.
  • Learn to work with JavaScript timers and intervals.
  • Learn to work with the navigator history, and location objects.


Experience in the following is required for this JavaScript class:
  • HTML
Experience in the following would be useful for this JavaScript class:
  • CSS
  • Programming Experience

Course Outline

JavaScript Basics

  • The Name "JavaScript" 
  • What is ECMAScript?
  • The HTML DOM
  • JavaScript Syntax
  • Accessing Elements
  • Dot Notation
  • Square Bracket Notation
  • Where Is JavaScript Code Written?
  • The "javascript" Pseudo-Protocol
  • JavaScript Objects, Methods and Properties
  • Exercise: Alerts, Writing, and Changing Background Color

Variables, Arrays and Operators

  • JavaScript Variables
  • Exercise: Using Variables
  • Arrays
  • Exercise: Working with Arrays
  • JavaScript Operators
  • Exercise: Working with Operators

JavaScript Functions

  • Global Functions
  • Exercise: Working with Global Functions
  • User-defined Functions
  • Exercise: Writing a JavaScript Function
  • Returning Values from Functions

Event Handlers

  • Event Handlers
  • Exercise: Using Event Handlers
  • Dot Notation and Square Bracket Notation
  • querySelector()
  • Exercise: Working with querySelector()
  • Exercise: Working with Hierarchical Node Properties

Built-In JavaScript Objects

  • String
  • Math
  • Date
  • The typeof Operator
  • Helper Functions
  • Exercise: Returning the Day of the Week as a String

Conditionals and Loops

  • Conditionals
  • Exercise: Conditional Processing
  • Loops
  • Exercise: Working with Loops

The HTML Document Object Model

  • The innerHTML Property
  • Accessing Element Nodes
  • Exercise: Accessing Elements
  • Attaching Events
  • Exercise: Attaching Events
  • Event Propagation: Capturing and Bubbling
  • Exercise: A Simple Soccer Game
  • Accessing Attribute Nodes
  • getAttribute()
  • attributes[]
  • hasAttribute()
  • setAttribute()
  • removeAttribute()
  • Accessing Nodes by Type, Name or Value
  • Removing Nodes from the DOM
  • Creating New Nodes
  • Identifying the Target of an Event
  • Exercise: Creating and Inserting DOM Nodes

JavaScript Form Validation

  • Accessing Form Data
  • Exercise: Textfield to Textfield
  • Basics of Form Validation
  • Exercise: Validating a Registration Form
  • Validating Radio Buttons
  • Validating Check Boxes
  • Validating Select Menus
  • Focus, Blur, and Change Events
  • Validating Textareas
  • Exercise: Improving the Registration Form

CSS Object Model

  • Changing CSS with JavaScript
  • Hiding and Showing Elements
  • Exercise: Showing and Hiding Elements
  • Manipulating Tables
  • Exercise: Tracking Results in the Math Quiz
  • Dynamically Changing Dimensions
  • Positioning Elements Dynamically
  • Exercise: Changing the Math Quiz Timer to a Slider
  • Changing the Z-Index
  • The CSS Object Model

Images, Windows and Timers

  • Image Rollovers
  • Preloading Images
  • Exercise: Creating a Slide Show
  • Windows
  • Timers
  • Exercise: Popup Timed Slide Show

Debugging and Testing with Chrome

  • Chrome DevTools
  • The Panels
  • Exercise: Using the Chrome DevTools "Elements" and "Console" Panels
  • The Sources Panel
  • Exercise: Using the Chrome DevTools "Sources" Panel
  • Other DevTools Panels
  • Chrome DevTools API and Extensions
  • Exercise: Accessibility Developer Tools Extension

Free Resources from Intertech

Complete Guide to Becoming a Full Stack Developer

Free eBook: Top Freeware Picks for Developers

Free White Paper: Testing Mobile Web Applications