JSFiddle - React, Tailwind, and code Playground

by Nivaldo

JavaScript

function addAccuracy(team, value) {
    if ( !dataset[team] )
        dataset[team] = new Array();
    dataset[team].push(value);
};

function getAccuracyRange(team) {
    return d3.max(dataset[team]) - d3.min(dataset[team]);
};

var dataset = new Array();
dataset["Brazil"] = new Array();

dataset["Brazil"].push(7);
dataset["Brazil"].push(14);

dataset["USA"] = new Array();

dataset["USA"].push(8);
dataset["USA"].push(11);

addAccuracy("France", 6);
addAccuracy("USA", 9);
console.log(dataset);

console.log(getAccuracyRange("Brazil"));
console.log(getAccuracyRange("USA"));