Echarts在线免费图表

 
            option = {
    title: {
        text: '桑基图'
    },
    tooltip: {
        trigger: 'item',
        triggerOn: 'mousemove',
        formatter: "{b} <br/>比例：{c} {d} %"
    },
    series: [{
        type: 'sankey',
        layout: 'none',
        data: [{
            name: 'a',
            value: '数量：' + 10 + ' \n 流量比例：' + 100 + '%',
            tooltip: {
                trigger: 'item',
                formatter: "{b} <br/>{c}"
            },
        }, {
            name: 'b',
            value: '数量：' + 1 + ' \n 流量比例：' + 10 + '%',
            tooltip: {
                trigger: 'item',
                formatter: "{b} <br/>{c}"
            },
        }, {
            name: 'c',
            value: '数量：' + 9 + ' \n 流量比例：' + 90 + '%',
            tooltip: {
                trigger: 'item',
                formatter: "{b} <br/>{c}"
            },
        }],
        links: [{
            source: 'a',
            target: 'b',
            value: 10
    
        },{
            source: 'a',
            target: 'c',
            value: 90
        }],
        itemStyle: {
            normal: {
                borderWidth: 1,
                borderColor: '#aaa'
            }
        },
        lineStyle: {
            normal: {
                curveness: 0.5
            }
        }
    }]
};