html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

  var dataTable = anychart.data.table();

  dataTable.addData(get_dji_daily_short_data());

​

  var mapping = dataTable.mapAs({value: 1});

​

  var chart = anychart.stock();

​

  var plot = chart.plot();

  plot.line(mapping);

​

  var rangeSelector = anychart.ui.rangeSelector();

​

  chart.title('Get element');

  chart.container('container');

  chart.draw();

​

  rangeSelector.render(chart);

​

  // Get element.

  var button = rangeSelector.getElement();

  // use a listener to trigger your code

  button.addEventListener("click", (event) => {

    alert(event.target.innerHTML);

  });

});