dataset最简单示例echarts 配置项内容和展示

      option = {
    dataset: {
        source: [
            ['name', 'value'],
            ['test1', 45],
            ['test2', 21]
        ]
    },
    xAxis: {
        type: 'category'
    },
    yAxis: {},
    series: [{
        type: 'bar'
    }, ]
};