Bind the WebTree and  to any object that implements the IList, ITypedList, and IBindingList interfaces including the DataSet, DataTable, DataView, Arrays and Collections.

You have two styles of Load on Demand to choose from: manual and automatic. Use manual Load on Demand when the application is responsible to respond to the DemandLoad event and populate the children of the expanded nodes. Use automatic Load on Demand when you want to bind to a database that the WebTree will populate only the nodes that are expanded when the data is bound.