var MyChart4 = echarts.init(document.getElementById('main4'))

// 画无症状感染者top10省份柱状图代码

var option4 = {
    title:{
        text: '全国 无症状感染者分布',
        subtext: ''
    },

    tooltip : {
      show:true,  
      trigger:'axis',
      axisPointer:{type:'shadow'}
    },
    xAxis: {
        type: 'category',
        data: []    //top10省份名称
    },
    yAxis: {
        type: 'value'
    },
    series: [
        {
            data: [],   //top10省份数据
            type: 'bar',
            showBackground: true,
            backgroundStyle: {
                color: 'rgba(220, 220, 220, 0.8)'
            },
            color:'rgba(72, 221, 119, 1)',
            barWidth : 20
        },
    ],
    legend:{},
};

$.ajax({
    cache:false,
    type:"GET",
    url:"/ProvinceAsymptomatic_top10",
    data:null,
    dataType:"json", 
    async:false, 
    error:function(request){
        alert("发送请求失败!1"); 
    },
    success:function(result){
        console.info(result)
        option4.title.subtext = "数据更新时间："+result.pub_date
        option4.xAxis.data=result.provinces
        option4.series[0].data = result.asymptomatic
    }
});


MyChart4.setOption(option4);