This ASP.NET Core TreeView example demonstrates the default functionalities of the TreeView. Click on node to select it, and click on icon or double click on node to expand/collapse it. The child nodes will be loaded on expand the parent node.
The TreeView component is used to display the data in a hierarchical structure with the configuration options to control the way of data is presented and manipulated. It will pull the data from a data source, such as an array of JSON objects, OData web services, or DataManager binding data fields to the fields property.
In this demo, the TreeView is populated with its minimum default settings.
More information about Treeview can be found in this documentation section .