API Reference > imodeljs-backend > iModels > IModelDb.Elements > queryChildren queryChildren Method Query for the child elements of the specified element. queryChildren(elementId: Id64String): Id64String[] throws IModelError Parameter Type Description elementId Id64String Returns - Id64String[] Returns an array of child element identifiers. Defined in core/backend/src/IModelDb.ts Line 1811 Last Updated: 13 June, 2024