Intermediate JavaScript Training Overview
Accelebrate's Intermediate JavaScript Language Skills and Coding Practices training class is a hands-on course that teaches attendees how to use JavaScript language skills such as regular expressions, closures and Ajax, and how to write fast-executing code that conforms to established best practices.
Location and Pricing
Accelebrate offers instructor-led enterprise training for groups of 3 or more online or at your site. Most Accelebrate classes can be flexibly scheduled for your group, including delivery in half-day segments across a week or set of weeks. To receive a customized proposal and price quote for private corporate training on-site or online, please contact us.
In addition, some courses are available as live, instructor-led training from one of our partners.
Objectives
- Use regular expressions to validate data
- Implement structured exception handling
- Manipulate Document Object Model (DOM) elements
- Manage Ajax requests
- Create custom JavaScript object classes
- Use advanced JavaScript techniques such as closures
- Write JavaScript code using established coding standards and best practices
Prerequisites
All attendees must have prior HTML, CSS, and JavaScript development experience.
Outline
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Introduction
Quick JavaScript Recap
- Variables and Data Types
- Intrinsic JavaScript Objects (String, Array, Date, Math)
- Functions
- Conditional and Iterative Logic
Regular Expressions
- The Building Blocks of Regular Expressions
- Implementing Regular Expressions in JavaScript
- Regular Expression Object Methods
- String Methods That Accept Regular Expressions
- Backreferences
- Data Validation
Structured Exception Handling
- Using try/catch
- Throwing Your Own Exceptions
- Using finally
Event-Driven JavaScript
- Tag-Based and Code-Based Event Handlers
- Setting Up Event Listeners
- Writing Event Callback Functions
The Document Object Model
- The Legacy DOM
- The W3C DOM Standard
- Traversing the DOM Tree
- Manipulating DOM Elements
Ajax Development
- Creating the XMLHttpRequest Object
- Managing Ajax Requests
- HTML Response
- XML Response
- JSON Response
Object-Oriented JavaScript
- Creating a Plain JavaScript Object
- Creating an Object Class
- Using the prototype of the Class Constructor
- Extending Native JavaScript Objects
A Closer Look at JavaScript Functions
- Functions with a Flexible Number of Arguments
- Anonymous Functions
- Passing Functions to Other Functions and Function Instance Methods
- Closures
Production-Grade JavaScript
- Where to Put JavaScript Code
- Minifiying and Compressing .js Files
- Debugging JavaScript
- JavaScript Unit Testing Using QUnit
JavaScript Best Practices
- Unobtrusive JavaScript
- Separating Page Structure and Logic
- Progressive Enhancement via Feature Detection
- Coding Standards (Crockford/Yahoo)
Survey of JavaScript Frameworks - time permitting, the course will cover basic aspects of whichever JavaScript framework your organization uses; typically one of the following:
- jQuery/jQuery UI
- Yahoo User Interface
- Prototype/script.aculo.us
- Ext JS
- Moo Tools
- Dojo
Conclusion
Training Materials
All Intermediate JavaScript training students receive a related textbook.
Software Requirements
- Web or text editor of your choice
- Web browsers - a recent version of one or more of the following:
- Google Chrome
- Mozilla Firefox
- Microsoft Edge
- Safari
