dimaslanjaka / universal-framework

function previewRender(e) {

  e.preventDefault();

  var bodyx = $("#body");

  bodyx.trigger("click");

  /**

   * @type {HTMLIFrameElement}

   */

  var ifr = document.getElementById("FileFrame");

  var doc = ifr.contentWindow.document;

  doc.open();

  doc.write(bodyx.val());

  doc.close();

  setTimeout(() => {

    // auto resize iframe by content height

    ifr.style.height =

      document.getElementById("FileFrame").contentWindow.document

        .documentElement.scrollHeight + "px";

  }, 1000);

}