October 1999
Intermediate to advanced
480 pages
14h 47m
English
Content preview from JavaScript Application Cookbook
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Chapter 8. The JavaScript Shopping Cart
| Application Features | JavaScript Techniques |
|---|---|
| • Versatile Client-Side Shopping Cart | • Managing Multiple Windows and Document Content |
| • User-Friendly Interface Makes Shopping Easy | • Maintaining Client State with Objects |
| • No Server-Side Processing Required (Until Check-out) | • Adding Object Properties |
| • Program Monitors All Selections and Keeps a Running Total | • Reusing a JavaScript Database |
| • Database Enables Accurate Product Searching | • Number Rounding and String Conversion |
If there is a single-most diverse and robust JavaScript application in this book, it is the one described here. With Shopping Bag, you need only the graphics and product details to quickly and easily add an online shopping cart to your site. You don’t need to create extra files to display your products. Shopping Bag takes care of that on the fly. No need for a server to calculate tax and totals. Shopping Bag accurately computes them on the fly as well. Adding and removing products from a user’s shopping bag takes only a click or two. Unlike server-based shopping bags, there’s no waiting.
Shopping Bag Walk-Through
Something really easy and intuitive for the online consumer usually means some extra elbow grease for the programmer. Not to disappoint you, this is the case here. The fun and functionality you get in return, however, make the effort well worth it. The description of Shopping Bag’s functionality and code are based on the following ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.