API Reference > ui-abstract > Backstage > isStageLauncher isStageLauncher FunctionConst Beta BackstageStageLauncher type guard. isStageLauncher(item: BackstageItem): item is BackstageStageLauncher Parameter Type Description item BackstageItem Returns - item is BackstageStageLauncher Defined in ui/abstract/src/ui-abstract/backstage/BackstageItem.ts Line 82 Last Updated: 13 June, 2024