Where outlet in an instance of IgxOverlayOutletDirective or an ElementRef
Deprecated
in version 21.2.0. Overlays now use the HTML Popover API and no longer move to the document
body by default, so using outlet is also no longer needed - just define the overlay in the intended
DOM tree position instead or use container property instead.
Determines where the toggle element overlay should be attached.
Where
outletin an instance ofIgxOverlayOutletDirectiveor anElementRef