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Node.js Web Development

You're reading from   Node.js Web Development Server-side development with Node 10 made easy

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781788626859
Length 492 pages
Edition 4th Edition
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Author (1):
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David Herron David Herron
Author Profile Icon David Herron
David Herron
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Table of Contents (14) Chapters Close

Preface 1. About Node.js FREE CHAPTER 2. Setting up Node.js 3. Node.js Modules 4. HTTP Servers and Clients 5. Your First Express Application 6. Implementing the Mobile-First Paradigm 7. Data Storage and Retrieval 8. Multiuser Authentication the Microservice Way 9. Dynamic Client/Server Interaction with Socket.IO 10. Deploying Node.js Applications 11. Unit Testing and Functional Testing 12. Security 13. Other Books You May Enjoy

Finding and loading ES6 modules using import

The import statement is used to load ES6 modules, and it only works inside an ES6 module. Because ES6 modules are loaded asynchronously, the require() statement cannot load ES6 modules. As we said earlier, ES6 modules are recognized by Node.js by the .mjs extension.  The ECMAScript TC-39 committee has (or plans to) officially register that file extension with the recognized authorities so that regular tools will recognize both file extensions as JavaScript.

The module specifier one hands to the import statement is interpreted as a URL. For the time being, Node.js will only accept file: URL because of the security implications of loading modules over the Internet. Because it's a URL, some characters such as :, ?, #, or % must receive special treatment. For example:

import './foo?search';
import &apos...
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