columns.title String

The text that is displayed in the column header cell. If not set, the TreeList uses field.

Example - setting the title of the column

<div id="treelist"></div>
<script>
  $("#treelist").kendoTreeList({
    columns: [
      { field: "lastName", title: "Last Name" },
      { field: "position", title: "Position" }
    ],
    dataSource: {
      data: [
        { id: 1, parentId: null, lastName: "Jackson", position: "CEO" },
        { id: 2, parentId: 1, lastName: "Weber", position: "VP, Engineering" }
      ]
    }
  });
</script>