var dom = document.getElementById("siyi");
var myChart = echarts.init(dom);
var app = {};

var option;option = {
  tooltip: {
    trigger: 'item',
    //formatter: "{b} : {c} ({d}%)"
    formatter: "{b} :{d}%"
  },
  legend: {
    show: false,
    top: '5%',
    left: 'center'
  },
  series: [
    {
      name: '',
      type: 'pie',
      radius: ['40%', '70%'],
      avoidLabelOverlap: false,
      label: {
        show: false,
        position: 'center'
      },
      emphasis: {
        label: {
          show: true,
          fontSize: '20',
          fontWeight: 'normal'
        }
      },
      labelLine: {
        show: false
      },
      data: [{"value":"7","name":"\u7ef4"},{"value":"7","name":"\u8981\u585e"},{"value":"7","name":"\u76d1\u72f1"},{"value":"7","name":"\u7ba1\u7406"},{"value":"7","name":"\u751f\u6d3b\u8d44\u6599"},{"value":"7","name":"\u4fdd\u517b"},{"value":"7","name":"\u9972\u6599"},{"value":"7","name":"\u8863\u98df"},{"value":"7","name":"\u76d1\u7262"},{"value":"7","name":"\u538b"},{"value":"6","name":"\u6301"},{"value":"3","name":"\u62b5\u6321"},{"value":"3","name":"\u9017\u7559"},{"value":"3","name":"\u56fa\u5b88"},{"value":"3","name":"\u906e\u65ad"},{"value":"3","name":"\u904f\u6291"},{"value":"3","name":"\u51cf\u7f29"}]    }
  ]
};console.log(option);
if (option && typeof option === 'object') {
    myChart.setOption(option);
}