// getJSON为直接读取本地文件，要改成调接口
  $.getJSON('/datafile/enviro-factory.json',function(data){
      data.forEach(element => {
          setMarkerLabel(element,T,map)
      });
      // setMarkerLabel(data[0],T,map)
  });

function setdata() {
    var res = getPointData().then((data) => {
        return data;
    })
    console.log(res)
    var datalist = [];
    datalist.push({ value: 40, name: "A" });
    datalist.push({ value: 60, name: "B" });
    return datalist;
}

async function getPointData() {
    return new Promise((resolve) => {
        resolve($.post(
            (url = "/admin/envirocmd/ajaxgetpointdata"), {},
            function(data) {
                return data;
            },
            "json"
        ))
    });
}