Introduction to JavaScript

£500 per delegate. This may be less for special offers on specific course dates and in-company training courses

Duration: 2 days

Trainer: G083IH

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Introduction to JavaScript

The Intro to JavaScript training course is a 1 day training course which covers everything you need to know to get up and running with the JavaScript language.

Starting out with the basics of what JavaScript is, the course then goes on to cover the language itself with plenty of hands on exercises and examples.


The course is suitable for anybody who wants to work in web development or design and use the JavaScript language. You should be comfortable with HTML and CSS.


This course is run on a public scheduled basis at our London centre or alternatively can be run at your own training facility.

Course Overview

What is JavaScript

- What is it used for
- Where do you place it
- Your development environment

The JavaScript language 

- Structure
- Comments
- Layout
- Writing conventions

Statements & Loops 

- Ifs
- Loops (For, While, For-in)
- Break
- Continue
- The new keyword

Functions, Methods and Objects 

- JavaScript Functions
- Arguments
- Recursive functions
- Methods
- The this keyword
- JavaScript Alerts

Built-in functions and Objects 

- Objects and functions
- JavaScript String objects
- JavaScript Math objects
- Date objects
- Built-in functions
- The eval function
- The isNaN function

The Document Object Model 

- What is the DOM?
- How to use it
- Accessing objects on the page with the DOM
- Controlling objects on the page


- What is an event
- What type of events are there
- Creating JavaScript event handlers
- How to use event handlers

Validating forms 

- Form validation with JavaScript
- Form control with JavaScript

Catching errors and exceptions 

- Try…Catch
- handling JavaScript exceptions

JavaScript Variables 

- Creating JavaScript variables
- Using JavaScript variables
- Variable scope
- Integers
- Floating points
- Booleans
- Strings
- Special characters

JavaScript Expressions & Operators 

- JavaScript Expressions
- Conditional expressions
- Assignment operators
- Arithmetic Operators
- Increment/Decrement
- Negation
- Bitwise operators
- Logical operators
- Comparison operators
- String operators
The course either has new dates in data loading, or is only run as a dedicated or In Company course.
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