This sample demonstrates the TreeGrid column resizing feature. Click and drag at the right corner of each column header to resize the column.
The TreeGrid columns can be resized by clicking and dragging at the right edge of columns header. Set
property as true, to enable column resizing behavior in treegrid. You can also prevent the resize of the particular column by setting
as false in columns definition.
More information on the data binding can be found in this documentation section.