Returns the items in this collection.
Optional
options: LayerRetrievalOptionsReturns a list of all layers in the collection, including all children (recursively).
Note: This includes base layers by default (see
options.filter
). Use the"base"
or"operational"
short hand values to filter by base layer or operational layers.If the collection contains many, deeply nested sublayers, this function could potentially be expensive.
Optional
options: RecursiveRetrievalOptionsReturns the child sublayers in this collection.
Optional
options: LayerRetrievalOptions
Contains the sublayers that belong to a Layer or Sublayer.