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Feature (Map Service/Dynamic Layer)

Description

The resource is supported from 10.1 onwards.

The feature resource represents a single feature in a dynamic layer in a map service. The feature has 1 child resource:

  • Attachment Infos: Returns information about attachments associated with this feature. This resource is available only if the layer has advertised that it has attachments.

Request Parameters

ParameterDetails
f

Description: The response format. The default response format is html.

Values: html | json

layer

Description: Dynamic layer/table source definition.

Note:

  • Use gdbVersion on dynamic map layer definition to specify an alternate geodatabase version.

Syntax:

{
    "id": <layerOrTableId>,
    "source": <layer source>
  }

Example:

{
  "id": 101,
  "source":
  {
    "type": "mapLayer",
    "mapLayerId": 0,
    "gdbVersion": "SDE.DynamicLayers"
  }
}

returnZ

Description: If true, Z values will be included in the results if the features have Z values. Otherwise, Z values are not returned. The default is false.

returnM

Description: If true, M values will be included in the results if the features have M values. Otherwise, M values are not returned. The default is false.

Example Usage

Example 1: Feature resource for feature in a dynamic layer (feature with objectId 1 from mapLayer with id 3):

https://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/dynamicLayer/1?layer={"id":101,"source":{"type":"mapLayer","mapLayerId":3}}&f=pjson

JSON Response Syntax


            { "feature" : <feature> }

JSON Response Example


            {
  "feature" : 
  {
    "attributes" : {
      "OBJECTID" : 7, 
      "BTID" : 1, 
      "NAME" : "NOTNAMED", 
      "LAT" : 28, 
      "LONG" : -94.8, 
      "WIND_KTS" : 80, 
      "PRESSURE" : 0, 
      "CAT" : "H1", 
      "BASIN" : "North Atlantic", 
      "TRACK_DATE" : -3740169600000, 
      "Shape_Length" : 0.600000000000023
    }
    , 
    "geometry" : 
    {
      "paths" : 
      [
        [
          [-94.7999999999999, 28.0000000000001], 
          [-95.3999999999999, 28.0000000000001]
        ]
      ]
    }
  }
}