An Example of a Google Bar Chart

by Tsuneo Yoshioka

HTML

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

JavaScript

// Google Charts - Line Chart: https://developers.google.com/chart/interactive/docs/gallery/linechart
  google.charts.load('current', {'packages':['corechart']});
  google.charts.setOnLoadCallback(drawRatingChart);
  function drawRatingChart() {
    // var arr =...