/**
 *
 * Check if the file uploaded is in the type list or not
 * @param file - The File uploaded
 * @param types - Available types
 * @returns boolean
 *
 * @internal
 */
export declare const checkType: (file: File, types: Array<string>) => boolean;
/**
 * Get the files for input "accept" attribute
 * @param types - Allowed types
 * @returns string
 *
 * @internal
 */
export declare const acceptedExt: (types: Array<string> | undefined) => string;
export declare const formatData: (data: string) => string;