FuSh1

var layerMarkers = new GraphicsLayer(); path.forEach((p: any) => { var graphic = new Graphic({ geometry: { type: "point", latitude: p[1], longitude: p[0], spatialReference: view.spatial...

实际误差不到1米 public const string _4326 = @"GEOGCS[""WGS 84"", DATUM[""WGS_1984"", SPHEROID[""WGS 84"",6378137,298.257223563, AUTHORITY[""EPSG"",""7030""]], AUTHORITY[""EPSG"",""6326""]], PRIMEM[""Greenwich"",0, AUTHORITY[""EPSG"",""89