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Practical ES6
book

Practical ES6

by Aurelio De Rosa, Kyle Pennell, Nilson Jacques, Craig Buckler, Byron Houwens, Jeff Mott, Sandeep Panda, Graham Cox, Ludovico Fischer, James Wright
May 2018
Intermediate to advanced
190 pages
2h 19m
English
SitePoint
Content preview from Practical ES6

Chapter 8: How to Use Proxies

by Craig Buckler

In computing terms, proxies sit between you and the things you’re communicating with. The term is most often applied to a proxy server — a device between the web browser (Chrome, Firefox, Safari, Edge etc.) and the web server (Apache, Nginx, IIS etc.) where a page is located. The proxy server can modify requests and responses. For example, it can increase efficiency by caching regularly accessed assets and serving them to multiple users.

ES6 proxies sit between your code and an object. A proxy allows you to perform meta-programming operations such as intercepting a call to inspect or change an object’s property.

The following terminology is used in relation to ES6 proxies:

target The original object ...

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Publisher Resources

ISBN: 9781492067184Errata Page