javascript create element by string code example

Example 1: create element javascript with id

var btn = document.createElement('div'); 
btn.setAttribute("id", "div1");

Example 2: js string to node

function createElementFromHTML(htmlString) {
  var div = document.createElement('div');
  div.innerHTML = htmlString.trim();

  // Change this to div.childNodes to support multiple top-level nodes
  return div.firstChild; 
}