import type { VNode } from 'vue';
declare const OnlyChild: import("vue").DefineComponent<{}, () => VNode<import("vue").RendererNode, import("vue").RendererElement, {
    [key: string]: any;
}> | null, {}, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, import("vue").EmitsOptions, string, import("vue").VNodeProps & import("vue").AllowedComponentProps & import("vue").ComponentCustomProps, Readonly<{} & {} & {}>, {}>;
export default OnlyChild;