import LineStyleMarker3D from "@arcgis/core/symbols/LineStyleMarker3D.js";const LineStyleMarker3D = await $arcgis.import("@arcgis/core/symbols/LineStyleMarker3D.js");- Inheritance
- LineStyleMarker3D→
Accessor
- Since
- ArcGIS Maps SDK for JavaScript 4.23
LineStyleMarker3D is used for rendering a simple marker graphic on a LineSymbol3DLayer.
Markers can enhance the cartographic information of a line by providing additional visual cues about the associated feature.

- Example
- const symbol = {type: "line-3d", // autocasts as new LineSymbol3D()symbolLayers: [{type: "line", // autocasts as new LineSymbol3DLayer()marker: { // autocasts as new LineStyleMarker3D()type: "style",style: "x",color: "blue",placement: "begin"})}]};
Constructors
Constructor
Parameters
| Parameter | Type | Description | Required |
|---|---|---|---|
| properties | | |
- Example
- const marker = new LineStyleMarker3D({color: new Color("red"),placement: "begin-end",style: "cross"})
Properties
| Property | Type | Class |
|---|---|---|
| | ||
| readonly inherited | ||
| | ||
| | ||
| readonly | "style" | |
placement
- Type
- LineMarkerPlacement
Indicates where the marker is placed. Possible values are listed in the table below.
| Value | Description |
|---|---|
| begin | Single marker at the start of the line |
| end | Single marker at the end of the line |
| begin-end | Two markers, one at the start and one at the end of the line |
- Default value
- "begin-end"
style
- Type
- LineMarkerStyle
Style of the marker. Possible values are listed in the table below.
| Value | Example |
|---|---|
| arrow | ![]() |
| circle | ![]() |
| square | ![]() |
| diamond | ![]() |
| cross | ![]() |
| x | ![]() |
- Default value
- "arrow"
Methods
| Method | Signature | Class |
|---|---|---|
| inherited static | fromJSON(json: any): any | |
| inherited | clone(): this | |
| inherited | toJSON(): any |
fromJSON
- Signature
-
fromJSON (json: any): any
Creates a new instance of this class and initializes it with values from a JSON object
generated from an ArcGIS product. The object passed into the input json
parameter often comes from a response to a query operation in the REST API or a
toJSON()
method from another ArcGIS product. See the Using fromJSON()
topic in the Guide for details and examples of when and how to use this function.
Parameters
| Parameter | Type | Description | Required |
|---|---|---|---|
| json | A JSON representation of the instance in the ArcGIS format. See the ArcGIS REST API documentation for examples of the structure of various input JSON objects. | |
- Returns
- any
Returns a new instance of this class.
clone
- Signature
-
clone (): this
Creates a deep clone of this object. Any properties that store values by reference will be assigned copies of the referenced values on the cloned instance.
- Returns
- this
A deep clone of the class instance that invoked this method.
toJSON
- Signature
-
toJSON (): any
Converts an instance of this class to its ArcGIS portal JSON representation. See the Using fromJSON() guide topic for more information.
- Returns
- any
The ArcGIS portal JSON representation of an instance of this class.





