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Go Web Scraping Quick Start Guide

You're reading from   Go Web Scraping Quick Start Guide Implement the power of Go to scrape and crawl data from the web

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781789615708
Length 132 pages
Edition 1st Edition
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Author (1):
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Vincent Smith Vincent Smith
Author Profile Icon Vincent Smith
Vincent Smith
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Toc

What do HTTP requests/responses look like in Go?

Now that you are familiar with the basics of HTTP requests and responses, it's time to see what this looks like in Go. The standard library in Go provides a package named net/http, which contains all of the tools you will need to build a client that is capable of requesting pages from web servers and processing the responses with very little effort.

Let's take a look at the example from the beginning of this chapter, where we were accessing the web page at http://www.example.com/index.html. The underlying HTTP request instructs the web server at example.com to GET the index.html resource:

GET /index.html HTTP/1.1
Host: example.com

Using the Go net/http package, you would use the following line of code:

r, err := http.Get("http://www.example.com/index.html")
The Go programming language allows for multiple variables...
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