text: let fragment = document.createDocumentFragment();
  let ul = document.getElementById("myList");
             
  for (let i = 0; i < 3; ++i) {
    let li = document.createElement("li");
    li.appendChild(document.createTextNode(`Item ${i + 1}`));
    fragment.appendChild(li);
  }
             
  ul.appendChild(fragment);  
  