InsertResource(
    data: any,
    taskKeys: any[]
): void

<dx:ASPxGantt ID="Gantt" runat="server" ClientInstanceName="clientGantt" >
    //...
</dx:ASPxGantt>

// Inserts a new resource 
clientGantt.InsertResource({ Name: "New Resource" });

// Inserts a new resource with the specified color
clientGantt.InsertResource({ Name: "New Resource", Color: "Red"});

// Inserts a new resource and assigns it to an individual task
clientGantt.InsertResource({ Name: "New Resource"}, ["4"]);

// Inserts a new resource and assigns it to multiple tasks
clientGantt.InsertResource({ Name: "New Resource"}, ["4", "10"]);