require(["esri/layers/support/FeatureType"], function(FeatureType) { /* code goes here */ });
Class: esri/layers/support/FeatureType
Inheritance: FeatureType Accessor
Since: ArcGIS API for JavaScript 4.4

FeatureType is a subset of features defined in a FeatureLayer that share the same attributes. They are used as a way to categorize your data. For example, the streets in a city streets feature layer could be categorized into three feature types: local streets, collector streets, and arterial streets.

Constructors

new FeatureType(properties)

Parameter:
properties Object
optional

See the properties for a list of all the properties that may be passed into the constructor.

Property Overview

Any properties can be set, retrieved or listened to. See the Working with Properties topic.
NameTypeSummaryClass
String

The name of the class.

more details
more detailsAccessor
Object

Domains associated with the feature type.

more details
more detailsFeatureType
Number | String

The feature type identifier.

more details
more detailsFeatureType
String

The feature type name.

more details
more detailsFeatureType
FeatureTemplate[]

Array of feature templates associated with the feature type.

more details
more detailsFeatureType

Property Details

declaredClassStringreadonly inherited

The name of the class. The declared class name is formatted as esri.folder.className.

domainsObject

Domains associated with the feature type. It is an object where the name of each property corresponds with the name of a field containing a domain. If a field's domain is an instance of InheritedDomain, the application will use the domain defined for the field from the layer. If the domain is an instance of CodedValueDomain or RangeDomain then the domain is defined specifically for the given feature type.

The feature type identifier.

nameString

The feature type name.

Array of feature templates associated with the feature type.

Method Overview

NameReturn TypeSummaryClass
*

Creates a new instance of this class and initializes it with values from a JSON object generated from a product in the ArcGIS platform.

more details
more detailsFeatureType
Object

Converts an instance of this class to its ArcGIS Portal JSON representation.

more details
more detailsFeatureType

Method Details

fromJSON(json){*}static

Creates a new instance of this class and initializes it with values from a JSON object generated from a product in the ArcGIS platform. 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.

Parameter:
json Object

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:
TypeDescription
*Returns a new instance of this class.

toJSON(){Object}

Converts an instance of this class to its ArcGIS Portal JSON representation. See the Using fromJSON() topic in the Guide for more information.

Returns:
TypeDescription
ObjectThe ArcGIS Portal JSON representation of an instance of this class.

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