Julia 1.0 Programming Complete Reference Guide

Understanding HTTP responses

The result of the HTTP.get invocation is an object that closely mirrors a raw HTTP response. The package makes our lives easier by extracting the raw HTTP data and neatly setting it up in a data structure, which makes manipulating it a breeze.

Let's take a look at its properties (or fields in Julia's lingo):

julia> fieldnames(typeof(resp)) 
(:version, :status, :headers, :body, :request) 

The fieldnames function accepts a type as its argument and returns a tuple containing the names of the fields (or properties) of the argument. In order to get the type of a value, we can use the typeof function, like in the previous example.

Right! The status, headers, and body fields should by now sound familiar. The version