## 说明 计算几何要素的长度和面积 ## 1\. 入参 ``` { "exetype": "CAL_AREA_AND_LENGTHS", "config": { "sr": "xiamen92", "features": [ { "bsm": "", //要素标识码 "geometryType": "", //esriGeometryPolyline/esriGeometryPolygon "geometry": [] } ] } } ``` ## 2\. 响应体 ``` { "code": 200, "success": true, "message": "", "timestamp": 123123123, "result": [ { "bsm": "", //对应入参的几何要素的标识码 "area": 123.123, //面积，平方米为单位，在geometryType=esriGeometryPolygon，该值有效 "lengths": 12.123 //面积，米为单位 } ] } ```