The difference between CartographicLineSymbol and SimpleLineSymbol
Arrow symbol
Analyze the arrow: at both ends of a line segment, draw a point along the direction of the straight line and the two sides of the vertical direction, connect them into a line to form a polygon triangle, and fill it with color.
The classes between different versions are different, so pay attention to the distinction. The best way to check the performance of each update is to check the API documentation to ensure that it is true and reliable
The first method: ArcGIS API for JS
The second method: esri-leaflet
The third method: ArcGIS Server REST (SOE) parameters
The fourth method: SOE (ArcGIS Engine)
So, Cartographic Line Symbol looks like the right choice? ?
But this is only available in the development interface. .
How to use it in json?
Introduction to ArcGIS API for JavaScript: https://zhuanlan.zhihu.com/p/93660389
ArcGIS API for JavaScript product lifeline: https://support.esri.com/zh-cn/Products/Developers/web-apis/arcgis-api-for-javascript/#product-support