# command: location-marker.clear
Description: Removes all Markers. Web only.

Inputs: `( Model | @vertigis.arcgis-extensions.mapping.MapExtension.MapExtension | @vertigis.arcgis-extensions.mapping.MapExtension.MapExtension[] | HasMapsRef | ModelRef[] | string )`

Model properties:
```json
{
  "id": {
    "description": "The unique ID for this entity.",
    "type": "string",
    "isRequired": "true"
  },
  "itemType": {
    "description": "The item type for this entity when it participates in an App.",
    "type": "string",
    "isRequired": "true"
  }
}
```

HasMapsRef properties:
```json
{
  "maps": {
    "description": "The map(s) to use for the command/operation."
  }
}
```

---
# command: location-marker.create
Description: Create a new Marker. Web only.

**Example:** Create a user draggable location marker with a heading and fov.

_Note:_ The geometry here must be a Geometry object rather than a JSON representation. You can use the Workflow task 'Get Geometry From JSON' or be passed one from another step in the command chain.

```
{
    "color": [24, 128, 255, 255],
    "fov": 120,
    "heading": 60,
    "id": "custom-marker-1",
    "symbol": "dot",
    "userDraggable": true
}
```

Inputs: `CreateLocationMarkerArgs`

CreateLocationMarkerArgs properties:
```json
{
  "color": {
    "anyOf": [
      {
        "$ref": "#/definitions/@arcgis.core.Color.Color"
      },
      {
        "items": [
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          }
        ],
        "maxItems": 4,
        "minItems": 4,
        "type": "array"
      },
      {
        "items": [
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          }
        ],
        "maxItems": 3,
        "minItems": 3,
        "type": "array"
      }
    ],
    "description": "Indicates the color for the Marker. This property is only used if the symbol is a well-known ID."
  },
  "fov": {
    "description": "Indicates the horizontal field of view in degrees for the marker. Ranges from 0 to 360. This property is currently only supported by the \"dot\" symbol.",
    "type": "number"
  },
  "geometry": {
    "description": "The location of the Marker.",
    "isRequired": "true"
  },
  "heading": {
    "description": "The clockwise rotation of the symbol in the horizontal plane in degrees.",
    "type": "number"
  },
  "id": {
    "description": "The ID of the Marker.",
    "type": "string"
  },
  "maps": {
    "description": "The map(s) for the Marker. If maps are undefined, all maps will be targeted."
  },
  "onUpdate": {
    "description": "Optional Action to perform when a Marker is updated."
  },
  "scale": {
    "description": "The scale of the Marker, defaults to 1.",
    "type": "number"
  },
  "symbol": {
    "anyOf": [
      {
        "items": {
          "$ref": "#/definitions/MarkerSymbolConfig"
        },
        "type": "array"
      },
      {
        "type": "string"
      }
    ],
    "description": "The symbol used to display the marker. The symbol can be an array of Symbols or one of the following well-known IDs: \"dot\", \"callout\", or \"exclamation\". Defaults to \"dot\"."
  },
  "tilt": {
    "description": "In 3D, the tilt angle of the location marker symbol. Ranges from 0 (straight down) to 180 (straight up) degrees. Defaults to 90 (straight ahead).",
    "type": "number"
  },
  "userDraggable": {
    "description": "Sets whether the Marker should be user draggable.",
    "type": "boolean"
  }
}
```

---
# command: location-marker.remove
Description: Remove a Marker. Web only.

Inputs: `RemoveLocationMarkerArgs`

RemoveLocationMarkerArgs properties:
```json
{
  "id": {
    "description": "The ID of the Marker to be removed.",
    "type": "string"
  },
  "maps": {
    "description": "The map(s) for the Marker. If maps are undefined, all maps will be targeted."
  }
}
```

---
# command: location-marker.update
Description: Update an existing Marker. Web only.

Inputs: `UpdateLocationMarkerArgs`

UpdateLocationMarkerArgs properties:
```json
{
  "color": {
    "anyOf": [
      {
        "$ref": "#/definitions/@arcgis.core.Color.Color"
      },
      {
        "items": [
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          }
        ],
        "maxItems": 4,
        "minItems": 4,
        "type": "array"
      },
      {
        "items": [
          {
            "type": "number"
          },
          {
            "type": "number"
          },
          {
            "type": "number"
          }
        ],
        "maxItems": 3,
        "minItems": 3,
        "type": "array"
      }
    ],
    "description": "Indicates the color for the Marker. This property is only used if the symbol is a well-known ID."
  },
  "fov": {
    "description": "Indicates the horizontal field of view in degrees for the marker. Ranges from 0 to 360. This property is currently only supported by the \"dot\" symbol.",
    "type": "number"
  },
  "geometry": {
    "description": "The location of the Marker."
  },
  "heading": {
    "description": "The clockwise rotation of the symbol in the horizontal plane in degrees.",
    "type": "number"
  },
  "id": {
    "description": "The ID of the Marker.",
    "type": "string",
    "isRequired": "true"
  },
  "maps": {
    "description": "The map(s) for the Marker. If maps are undefined, all maps will be targeted."
  },
  "onUpdate": {
    "description": "Optional Action to perform when a Marker is updated."
  },
  "scale": {
    "description": "The scale of the Marker, defaults to 1.",
    "type": "number"
  },
  "symbol": {
    "anyOf": [
      {
        "items": {
          "$ref": "#/definitions/MarkerSymbolConfig"
        },
        "type": "array"
      },
      {
        "type": "string"
      }
    ],
    "description": "The symbol used to display the marker. The symbol can be an array of Symbols or one of the following well-known IDs: \"dot\", \"callout\", or \"exclamation\". Defaults to \"dot\"."
  },
  "tilt": {
    "description": "In 3D, the tilt angle of the location marker symbol. Ranges from 0 (straight down) to 180 (straight up) degrees. Defaults to 90 (straight ahead).",
    "type": "number"
  },
  "userDraggable": {
    "description": "Sets whether the Marker should be user draggable.",
    "type": "boolean"
  }
}
```

---