export declare function isDictionaryOfMaybeString(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeMinLength(mixed: any, min: number): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeMaxLength(mixed: any, max: number): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeLength(mixed: any, args: {
    min?: number;
    max?: number;
}): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeNonEmpty(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeContains(mixed: any, x: string): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeNoDuplicate(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeNotAllWhitespace(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeNonEmptyAndNotAllWhitespace(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeMatch(mixed: any, regex: RegExp): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeEmail(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeNotOneOf<T extends string>(mixed: any, arr: T[]): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeBase64(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];
export declare function isDictionaryOfMaybeJson(mixed: any): mixed is ((null | undefined | (string)) | null | undefined)[];