An Example of a Google Bar Chart

by pollo

HTML

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

JavaScript

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

function drawCrosshairs() {
      var data = new google.visualization.DataTable();
      data.addColumn('number', 'X');
      data.addColumn('number', 'Paula');
      data.addColumn('number', 'Paula');

      data.addRows([
        [0, 0, 0],    
      ]);

      var options = {
        hAxis: {
          title: 'Week'
        },
        vAxis: {
          title: 'Weight'
        },
        colors: ['#a52714', '#097138'],
        crosshair: {
          color: '#000',
          trigger: 'selection'
        }
      };

      var chart = new google.visualization.LineChart(document.getElementById('chart_div'));

      chart.draw(data, options);
      chart.setSelection([{row: 38, column: 1}]);

    }