代码内容:

option = {
  xAxis: {
    type: 'category',
    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
  },
  yAxis: {
    type: 'value'
  },
  series: [
    {
      data: [120, 200, 150, 80, 70, 110, 130],
      type: 'bar'
    },
    {
      data: [20, 40, 90, 40, 30, 70, 120],
      type: 'bar'
    },
    {
      data: [140, 230, 120, 50, 30, 150, 120],
      type: 'bar'
    }
  ],
  aria: {
    enabled: true,
    decal: {
      show: true
    }
  }
};

图形效果：