declare const _sfc_main: import("vue").DefineComponent<{}, {
    size: import("vue").Ref<number>;
    title: import("vue").Ref<string>;
    setTitle: (userTitle: string) => void;
    changeSize: () => void;
}, {}, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, {}, string, import("vue").VNodeProps & import("vue").AllowedComponentProps & import("vue").ComponentCustomProps, Readonly<import("vue").ExtractPropTypes<{}>>, {}>;
export default _sfc_main;