      ]
                };

                testHelper.createChart(echarts, 'rainfall', option);
            })
        </script>










        <script>
            require([
                'data/rainfall.json.js',
                'echarts'
            ], function (data, echarts) {

                var chart = echarts.init(document.getElementById('zoom-lock'));

                var option = {
                    tooltip: {
                        trigger: 'axis',
                    },
                