Javascript 从所选行表绘制海图的问题

Javascript 从所选行表绘制海图的问题,javascript,jquery,highcharts,Javascript,Jquery,Highcharts,请看一下这段代码,让我知道为什么我没有将数据加载到highcharts系列数据中,例如:checkedRows[0][2]in data: [checkedRows[0][2], 19000, 60000, 35000, 17000, 10000], 以下是我的js代码: $(function () { $('#btn').on('click', function() { var checkCounter = 0; var checkedRows = [];

请看一下这段代码,让我知道为什么我没有将数据加载到highcharts系列数据中,例如:
checkedRows[0][2]
in

 data: [checkedRows[0][2], 19000, 60000, 35000, 17000, 10000],
以下是我的js代码:

$(function () {
$('#btn').on('click', function() {
        var checkCounter = 0;
        var checkedRows = [];
        $(':checkbox:checked').closest('tr').each(function() {

            checkedRows.push(
              $(this).find('td:gt(0)').map(function() {
                  return $(this).html();
              }).get()
            ); 
         });

  $('#container').highcharts({
        chart: {
            polar: true,
            type: 'line'
        },
        title: {
            text: 'Budget vs spending',
            x: -80
        },

        pane: {
            size: '80%'
        },

        xAxis: {
            categories: ['Sales', 'Marketing', 'Development', 'Customer Support',
                'Information Technology', 'Administration'],
            tickmarkPlacement: 'on',
            lineWidth: 0
        },

        yAxis: {
            gridLineInterpolation: 'polygon',
            lineWidth: 0,
            min: 0
        },

        tooltip: {
            shared: true,
            pointFormat: '<span style="color:{series.color}">{series.name}: <b>${point.y:,.0f}</b><br/>'
        },

        legend: {
            align: 'right',
            verticalAlign: 'top',
            y: 70,
            layout: 'vertical'
        },

        series: [{
            name: 'Allocated Budget',
            data: [checkedRows[0][2], 19000, 60000, 35000, 17000, 10000],
            pointPlacement: 'on'
        }, {
            name: 'Actual Spending',
            data: [checkedRows[1][2], 39000, 42000, 31000, 26000, 14000],
            pointPlacement: 'on'
        }]

    });   
   });

谢谢

问题在于数组包含表格元素的文本值,而不是数值。您可以这样转换:

parseInt(checkedRows[0][1])

parseInt(checkedRows[0][1])