JSFiddle - React, Tailwind, and code Playground

HTML

<canvas id='canvas' style='border:1px solid black;'>Your browser does not support canvas. Please update your browser.</canvas>

JavaScript

//Get canvas and context
var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');

//Capture keypresses
var keys = [];
document.onKeyDown = function (e) {keys[e.keyCode] = true;};
document.onKeyUp = function (e) {keys[e.keyCode] = false;};

//Set game variables
var characters = {};
characters.charList = [];
var player = {};

//Character constructor
function Character (Name, Strength, Speed, Intelligence, Reflexes, Age, Height, Weight, Weapon, UsesMagic, MagicType, Armor, Hair, Eyes, Skin, Clothes, Species, Type, Accessories) {
		this.name = Name;
		this.strength = Strength;
    this.speed = Speed;
    this.intelligence = Intelligence;
    this.reflexes = Reflexes;
    this.age = Age;
    this.height = Height;
    this.weight = Weight;
    this.weapon = Weapon;
    this.usesMagic = UsesMagic;
    this.magicType = MagicType;
    this.armor = Armor;
    this.hair = Hair;
    this.eyes = Eyes;
    this.skin = Skin;
    this.clothes = Clothes;
    this.species = Species;
    this.type = Type;
    if (Accessories) {
    		this.accessories = Accessories;
    }
    characters.charList[characters.charList.length] = Name;
}

characters.Xantar = new Character('Xantar', 1, 1, 1, 1, 1, 1, 1, 'sword', true, 'derp', [], 'hair is brown\?', 'duh', 'foo', [], 'animale', 'wolf', []);
alert(characters.Xantar.weapon + '   ' + characters.Xantar.type);

//Activate mainloop and get value for pausing purposes
var mainloopInterval = setInterval(mainloop, 5);
//Main game loop
function mainloop(){
		
}