Intenté cambiar .textcontent a .innertext y luego aparece el mensaje de error "No se pueden establecer propiedades de nulo (configurando 'innertext')". ¿Podría ser que sea el HTML el que está defectuoso o qué porque todos muestran el mismo error cuando se ejecutan en Chrome? ¿Qué puedo hacer por favor? ejército de reserva
let cards = []; let firstcard = randomNumber(); let secondcard = randomNumber(); let sum = firstcard + secondcard; let blackjackvalue = false; // checks for blackjack value let isalive = true; //to check if the user can play only when the game is true let message = ""; let gamestate = document.getElementById(message); // get the gamestate let sumEl = document.getElementById(sum); //holding the sum let cardEl = document.getElementById("card"); //holding the card let playerEl = document.getElementById("player"); //holding the player details let playerdetails = { name: "John", wins: 5, amount: "$" + 500, }; playerEl.innertext = playerdetails.name + playerdetails.wins + playerdetails.amount; function randomNumber() { let jacknumbers = Math.floor(Math.random() * 14) + 1; //produces random numbers between 1 and 13 to be used by first and second card return jacknumbers; if (jacknumbers == 1) { return 11; } //these if conditions are for setting the ace card to either 1 or 11...not really sure else if (jacknumbers > 10) { return 10; } else { return jacknumbers; } } function start() { // let firstcard = randomNumber(); // let secondcard = randomNumber(); let cards = [firstcard, secondcard]; let sum = [firstcard + secondcard]; rendergamestate(); } //when this is called, it triggers the rendergamestate function function rendergamestate() { card.innertext = "cards:" + " " + firstcard + " " + secondcard; for (i = 0; i < card.length; i += 1) { card.innertext += cards[i] + " "; //using the for loop to display the card contents } sumEl.innertext = "sum:" + " " + sum; if (sum <= 20) { message = "Do you want to draw a new card?"; blackjackvalue = false; } else if (sum === 21) { message = "Blackjack!"; blackjackvalue = true; } else { message = "You are out"; isalive = false; blackjackvalue = false; } gamestate.innertext = message; } function newcard() { //this button is for the user to add a new card to the already existing cards if (isalive === true && blackjackvalue === false) { let thirdcard = randomNumber(); sum += thirdcard; // sum=sum+thirdcard; cards.push(thirdcard); rendergamestate(); //calling the function to start the game } }