ESM: import ParameterValue from "@arcgis/core/rest/support/ParameterValue.js";
CDN: const ParameterValue = await $arcgis.import("@arcgis/core/rest/support/ParameterValue.js");
Class: @arcgis/core/rest/support/ParameterValue
Since: ArcGIS Maps SDK for JavaScript 4.0
Property Overview Any properties can be set, retrieved or listened to. See the Watch for changes topic.Show inherited properties Hide inherited properties
Property Details dataType String
Specifies the parameter's data type.
Possible Values:"areal-unit" |"boolean" |"data-file" |"date" |"double" |"feature-record-set-layer" |"field" |"linear-unit" |"long" |"raster-data" |"raster-data-layer" |"record-set" |"string" |"value-table" |"multi-value-areal-unit" |"multi-value-boolean" |"multi-value-composite" |"multi-value-data-file" |"multi-value-date" |"multi-value-double" |"multi-value-feature-record-set-layer" |"multi-value-field" |"multi-value-linear-unit" |"multi-value-long" |"multi-value-raster-data" |"multi-value-raster-data-layer" |"multi-value-record-set" |"multi-value-string"
Inherited
Property declaredClass Stringreadonly
Since: ArcGIS Maps SDK for JavaScript 4.7 Accessor since 4.0, declaredClass added at 4.7.
The name of the class. The declared class name is formatted as esri.folder.className.
Since: ArcGIS Maps SDK for JavaScript 4.28 ParameterValue since 4.0, paramName added at 4.28.
The name of the parameter the value is for.
The value of the parameter. The structure of this value depends on the data type of the parameter. The value could be a single value or an array of values. The table below lists the singular data types.
Alternatively, this property could be an array of values. The table below lists all valid arrays.
Show inherited methods Hide inherited methods
Method DetailsInherited
Method addHandles(handleOrHandles, groupKey)
Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, addHandles added at 4.25.
Adds one or more handles which are to be tied to the lifecycle of the object. The handles will be removed when the object is destroyed.
// Manually manage handles
const handle = reactiveUtils.when(
() => !view.updating,
() => {
wkidSelect.disabled = false;
},
{ once: true }
);
this.addHandles(handle);
// Destroy the object
this.destroy();
Parameters
Handles marked for removal once the object is destroyed.
groupKey *
optionalKey identifying the group to which the handles should be added. All the handles in the group can later be removed with Accessor.removeHandles(). If no key is provided the handles are added to a default group.
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.
Returns
Type Description * | null | undefined Returns a new instance of this class.Inherited
Method hasHandles(groupKey){Boolean}
Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, hasHandles added at 4.25.
Returns true if a named group of handles exist.
Parameter
groupKey *
optionalA group key.
Returns
Type Description Boolean Returnstrue if a named group of handles exist.
Example
// Remove a named group of handles if they exist.
if (obj.hasHandles("watch-view-updates")) {
obj.removeHandles("watch-view-updates");
}Inherited
Method removeHandles(groupKey)
Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, removeHandles added at 4.25.
Removes a group of handles owned by the object.
Parameter
groupKey *
optionalA group key or an array or collection of group keys to remove.
Example
obj.removeHandles(); // removes handles from default group
obj.removeHandles("handle-group");
obj.removeHandles("other-handle-group");RetroSearch is an open source project built by @garambo | Open a GitHub Issue
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