jQuery addClass example

Change class name on click in jQuery

HTML

<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<div id="graph_1"></div>

JavaScript

arr =[];
arr.push(['Days', 'Sales', 'Expenses']);
arr.push(["12.07.2018", 1, 15000]);
arr.push(["13.07.2018", 1, 12000]);
arr.push(["14.07.2018", 1, 18000]);
arr.push(["15.07.2018", 1, 6000]);

google.charts.load('current', {'packages':['corechart']});
google.charts.setOnLoadCallback(drawChart);

function drawChart() {
  var data = google.visualization.arrayToDataTable(arr);

  var options = {
    title: 'Даты и заказы',
    hAxis: {title: 'Year',  titleTextStyle: {color: '#333'}},
    vAxis: {minValue: 0}
  };

  var chart = new google.visualization.AreaChart(document.getElementById('graph_1'));
  chart.draw(data, options);
}