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Interface Field

Contains information about an attribute field. This field could come from a feature collection or a single layer in a map service. Used in layerDefinition.

Part of the Esri web map specification. See http://resources.arcgis.com/en/help/arcgis-web-map-json/.

Hierarchy

  • Field

Index

Properties

Properties

alias

alias: string

The field alias (human-readable name).

Optional domain

domain: Domain

A domain object that provides the attribute domain information for the field, if a domain exists.

editable

editable: boolean

Whether this field is editable.

Optional length

length: number

A number defining how many characters are allowed in a string field.

name

name: string

A string defining the field name.

nullable

nullable: boolean

Whether this field can have a null value.

type

type: string

One of the EsriFieldTypes constants defined in the Essentials API.