This sample demonstrates the Gantt multi-sorting feature. To sort two or more columns, hold the CTRL key, and click the column header.
The sorting feature enables you to order data in a particular direction. It can be enabled by setting
allowSorting to true.
To sort a Gantt column, click the column header. The icons (ascending) and (descending) specifies the sort direction of a column.
By default, the multi-sorting feature is enabled in Gantt. To sort multiple columns, hold the CTRL key, and then click the column header. To clear sort for a column, hold the SHIFT key, and then click the column header.
In this demo, multiple sorting is enabled on load time by assigning multiple columns into sortSettings
property.