JSFiddle - React, Tailwind, and code Playground

JavaScript

$(document).ready(function(){
    var myObj = $.getJSON('http://explica.co/stats/nba/teams/atlanta_hawks_roster_2016-17.array.json', function(data) {
               console.log(data);
               window.array = data;
               return data;
            });
    document.write(window.array.length);
});

function objLength(obj){
    var length = 0;
    if(typeof obj != 'object'){
        return false;
    }
    for(var i in obj) {
        length++;
    }
    return length;
}