你能详细说明这个问题吗?从技术上讲,这应该是开箱即用的。以“美国邮政编码”为例:https://zurich.maps.arcgis.com/home/item.html?id=dc123f738bf846779c49db6472f82a4b你可以打开他们SceneView MapView和点显示41 k特性(https://services.arcgis.com/P3ePLMYs2RVChkJx/arcgis/rest/services/USA_ZIP_Code_Points_analysis/FeatureServer/0/query?f=json&returnIdsOnly=true&returnCountOnly=true&spatialRel=esriSpatialRelIntersects&where=1%3D1) < html > <头> < meta charset = " utf - 8 " / > < meta name = " viewport " content = "初始= 1,最大范围= 1,user-scalable =没有" / >
FeatureLayer简介| Sample | ArcGIS API for JavaScript 4.20