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  let dealerCardString = '';
  for (let i=0; i<dealerCardString.length; i++) {
    dealerCardString += getCardString(dealerCards[i]) + '\n';
  }

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function shuffleDeck(deck) {
  for (i = 0; i < deck.length; i++) {
   let swapIdx = Math.trunc(Math.random() * deck.length);
   let tmp = deck[swapIdx];
   deck[swapIdx] = deck[i];
   deck[i] = tmp;
  }
}

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// Game Variables
let gameStarted = false,
    gameOver = false,
    playerWon = false,
    dealerCards = [],
    playerCards = [],
    dealerScore = 0,
    playerScore = 0,
    deck = [];

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//
// blackjack
// by Brendan McCabe
//

let suits = ['hearts', 'clubs', 'diamonds', 'spades'];
let values = ['Ace', 'King', 'Queen', 'Jack', 'Ten', 'Nine', 'Eight', 'Seven', 'Six', 'Five', 'Four', 'Three', 'Two'];


function createDeck() {

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function changeCard(card) {
  card.suit = "Clubs";
}

let card = {
  suit: "Hearts",
  value: "Queen"
};

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var myMusic = [
  {
    "artist": "Billy Joel",
    "title": "Piano Man",
    "release_year": 1973,
    "formats": [ 
      "CS", 
      "8T", 
      "LP" ],
    "gold": true