series data数据长度小于3999时（如本文的数据aaa），区域选择正常；
当数据长度大于3999时（如数据bbb），区域选择显示异常--coordRange无效，总是高亮选择0-399数据范围!!!!

（echarts4有此稳题，echarts3好像没有）
问题连接
http://gallery.echartsjs.com/...

var aaa =[[0,3.4533091],[0.01,3.576411],[0.02,3.6995106], ··· [29.98,-0.8418775857]];
var bbb =[[0,3.4533091],[0.01,3.576411],[0.02,3.6995106], ··· [29.99,-0.887758557]];

myChart.setOption(option = {
    toolbox: {
        feature: {
            myTool_Select: {
                show: true,
                title: '截取有效数据',
                icon: 'image://data:image/gif;base64,R0lGODlhEAAQAMQAAORHHOVSKudfOulrSOp3WOyDZu6QdvCchPGolfO0o/XBs/fNwfjZ0frl3/zy7////wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAkAABAALAAAAAAQABAAAAVVICSOZGlCQAosJ6mu7fiyZeKqNKToQGDsM8hBADgUXoGAiqhSvp5QAnQKGIgUhwFUYLCVDFCrKUE1lBavAViFIDlTImbKC5Gm2hB0SlBCBMQiB0UjIQA7',
                onclick: function (){
                    myChart.dispatchAction({
                        type: 'brush',
                        areas: [
                            {
                                brushType: 'lineX',
                                coordRange: [1,20],
                                xAxisIndex: 0
                            }
                        ]
                    });
                }
            },
            brush: {
                type: ['lineX', 'clear']
            }
        }
    },
    brush: {
        xAxisIndex: 'all',
        brushLink: 'all',
        outOfBrush: {
            colorAlpha: 0.1
        }
    },

    grid: [
        {
            left: '10%',
            right: '8%',
            height: '50%'
        },

    ],
    xAxis: [
        {
            type: 'value',

            min: 'dataMin',
            max: 'dataMax',

        },

    ],
    yAxis: [
        {
            scale: true,

        },

    ],
    
    series: [
        {
            type: 'scatter',
            data: bbb,//??????此处数据长度小于3999时（如数据aaa），点击自定义按钮区域选择正常；当数据长度大于3999时（如数据bbb），区域选择显示异常--coordRange无效，总是高亮选择0-399数据范围!!!!
            symbolSize:1,
        }
    ]
}, true);