export declare function isMaybeDictionaryOfMaybeString(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeMinLength(mixed: any, min: number): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeMaxLength(mixed: any, max: number): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeLength(mixed: any, args: {
    min?: number;
    max?: number;
}): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeNonEmpty(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeContains(mixed: any, x: string): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeNoDuplicate(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeNotAllWhitespace(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeNonEmptyAndNotAllWhitespace(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeMatch(mixed: any, regex: RegExp): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeEmail(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeNotOneOf<T extends string>(mixed: any, arr: T[]): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeBase64(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);
export declare function isMaybeDictionaryOfMaybeJson(mixed: any): mixed is null | undefined | (((null | undefined | (string)) | null | undefined)[]);