question.cr

require "http/client"
require "json"

def get(link : String)
  res = HTTP::Client.get link
  JSON.parse(res.body)
end

response = get "https://api.cryptonator.com/api/full/doge-btc"
# Why does following work:
response["ticker"]["price"].as_s.to_f
# But this doesn't?
response["ticker"]["price"].as_f