isEmptyParent Property

Sets or gets a boolean value that indicates whether or not this item is a parent that has yet to be populated from an Ajax request to expand the node. indicates if the item is a parent that has yet to be populated

Syntax

ASP.NET Ajax Javascript (Specification)
function get_isEmptyParent() : Boolean function set_isEmptyParent(value : Boolean)

ASP.NET Ajax Javascript (Usage)
var resultVar = instanceOfNavItem.get_isEmptyParent();