import { type Ref } from 'vue';
export declare const useSaveOnBlur: (options: {
    mode: "date" | "date-time";
    save: (value: string | null) => void;
}) => {
    forceUpdateKey: Ref<number>;
    inputString: Ref<string | null>;
    onBlur: () => void;
    onInput: (event: InputEvent) => void;
};