export declare function isDictionaryOfMaybePotentiallyUnsafeDate(mixed: any): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeValidDate(mixed: any): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeBefore(mixed: any, x: Date): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeAfter(mixed: any, x: Date): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeBeforeOrAt(mixed: any, x: Date): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeAfterOrAt(mixed: any, x: Date): mixed is ((null | undefined | (Date)) | null | undefined)[];
export declare function isDictionaryOfMaybeRange(mixed: any, args: {
    min?: Date;
    max?: Date;
}): mixed is ((null | undefined | (Date)) | null | undefined)[];