text: for (let i of [1, 2, 3]) {
      console.log(i);
  }
  
  function createElement(tagName, attributes, ...children) {
      let e = document.createElement(tagName);
  
      for (let arr in attributes) {
          e.setAttribute(arr, attributes[arr]);
      }
  
      for (let child of children) {
          if (typeof child === 'string') {
              child = document.createTextNode(child);
          }
          e.appendChild(child);
      }
      return e;
  }
  
  document.body.appendChild(<div id="a" class="c">
      <div>abc</div>
      <div></div>
      <div></div>
  </div>)