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The Go Workshop

You're reading from   The Go Workshop Learn to write clean, efficient code and build high-performance applications with Go

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Product type Paperback
Published in Dec 2019
Publisher Packt
ISBN-13 9781838647940
Length 824 pages
Edition 1st Edition
Languages
Tools
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Authors (6):
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Sam Hennessy Sam Hennessy
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Sam Hennessy
Andrew Hayes Andrew Hayes
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Andrew Hayes
Gobin Sougrakpam Gobin Sougrakpam
Author Profile Icon Gobin Sougrakpam
Gobin Sougrakpam
Jeremy Leasor Jeremy Leasor
Author Profile Icon Jeremy Leasor
Jeremy Leasor
Delio D'Anna Delio D'Anna
Author Profile Icon Delio D'Anna
Delio D'Anna
Dániel Szabó Dániel Szabó
Author Profile Icon Dániel Szabó
Dániel Szabó
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Toc

Table of Contents (21) Chapters Close

Preface 1. Variables and Operators FREE CHAPTER 2. Logic and Loops 3. Core Types 4. Complex Types 5. Functions 6. Errors 7. Interfaces 8. Packages 9. Basic Debugging 10. About Time 11. Encoding and Decoding (JSON) 12. Files and Systems 13. SQL and Databases 14. Using the Go HTTP Client 15. HTTP Servers 16. Concurrent Work 17. Using Go Tools 18. Security 19. Special Features Appendix

Structured Data

Once you have requested data from a server, the data returned can come in various formats. For example, if you send a request to packtpub.com, it will return HTML data for the Packt website. While HTML data is useful for displaying websites, it isn't ideal for sending machine-readable data. A common data type used in web APIs is JSON. JSON provides a good structure for data that is both machine-readable and human-readable. Later, you will learn how to parse JSON and make use of it using Go.

Exercise 14.02: Using the HTTP Client with Structured Data

In this exercise, you will parse structured JSON data in Go. The server will return JSON data and you will use the json.Unmarshal function to parse the data and put it into a struct:

  1. Create a new directory, Exercise14.02, on your GOPATH. Within that directory, create two more directories, server and client. Then, within the server directory, create a file called server.go and write the following code:
    package...
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