Function byAttribute

byAttribute(params): Promise<any>

JMap.Layer.Search.byAttribute

Returns features, for a given layer, having attribute value equals to the given value(s).

Parameters

params: JLayerSearchByAttributesParams
search parameters

Returns Promise<any>

a promise that will return all the features of the Layer corresponding to the search criteria

Throws

Error if promise fails

Example

// returns all features that have the attribute "E"
JMap.Layer.Search
  .byAttribute({
     layerId: 99,
     attributeName: "TREE",
     attributeValue: [ "Cherry", "Birch" ] // here an array for multipe values, but could be a single value like a string
  })
  .then(features => console.info(`Total ${features.length} feature(s) found`, features))
  .catch(error => console.error(error))