February 2018
Intermediate to advanced
298 pages
8h 22m
English
Content preview from Learn ECMAScript - Second Edition
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Proxies
Proxies are used to define the custom behavior of the fundamental operations on objects. Proxies are already available in programming languages such as C#, C++, and Java, but JavaScript has never had proxies. ES6 introduced the Proxy API, which lets us create proxies. In this chapter, we will look at proxies, their usage, and proxy traps. Due to the benefits of proxies, developers are using them increasingly and, therefore, it's important to learn about proxies in depth, with examples, which we will do in this chapter.
In this chapter, we'll cover:
- Creating proxies using the Proxy API
- Understanding what proxies are and how to use them
- Intercepting various operations on the objects using traps
- The different kinds of available traps ...
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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.