import { FileData } from "./FileData";
export declare class MultipleFileData<ReturnType = string[], SavePayloadType = void> extends Array<FileData> {
    constructor(...files: FileData[]);
    static get [Symbol.species](): ArrayConstructor;
    /**
     * Maps the FileData elements of the MultipleFileData array to a new array.
     * If the mapped values are all instances of FileData, the resulting array is wrapped in a new MultipleFileData instance.
     * Otherwise, the resulting array is returned as-is.
     * @param callbackfn - The function to execute on each element.
     * @param thisArg - The value of `this` provided to the callback function.
     * @returns The resulting array of values.
     */
    map<U extends FileData>(callbackfn: (value: FileData, index: number, array: FileData[]) => U, thisArg?: any): MultipleFileData<ReturnType, SavePayloadType>;
    /**
     * Maps the FileData elements of the MultipleFileData array to a new array.
     * If the mapped values are all instances of FileData, the resulting array is wrapped in a new MultipleFileData instance.
     * Otherwise, the resulting array is returned as-is.
     * @param callbackfn - The function to execute on each element.
     * @param thisArg - The value of `this` provided to the callback function.
     * @returns The resulting array of values.
     */
    map<U>(callbackfn: (value: FileData, index: number, array: FileData[]) => U, thisArg?: any): U[];
    /**
     * Creates a shallow copy of a portion of an array into a new MultipleFileData object.
     * The elements of the returned array are chosen from the original array.
     * @param predicate - A function to test each element of the array.
     * @param thisArg - Value to use as this when executing callback.
     * @returns A new MultipleFileData object containing the filtered elements.
     */
    filter(predicate: (value: FileData, index: number, array: FileData[]) => boolean, thisArg?: any): MultipleFileData<ReturnType, SavePayloadType>;
    /**
     * Creates a shallow copy of a portion of an array into a new MultipleFileData object.
     * @param start - The starting index of the slice. If negative, it is treated as being relative to the end of the array.
     * @param end - The ending index of the slice. If negative, it is treated as being relative to the end of the array.
     * @returns A new MultipleFileData object containing the sliced elements.
     */
    slice(start?: number, end?: number): MultipleFileData<ReturnType, SavePayloadType>;
    /**
     * Calls a provided function once for each FileData element in the array.
     * The provided function is invoked with the following arguments:
     *   value: The current FileData element being processed in the array.
     *   index: The index of the current FileData element being processed in the array.
     *   array: The array of FileData elements.
     * @param callbackfn - The function to call for each FileData element.
     * @param thisArg - Optional value to use as `this` when executing callback.
     */
    forEach(callbackfn: (value: FileData, index: number, array: FileData[]) => void, thisArg?: any): void;
    /**
     * Saves multiple files to the specified location.
     * This method is a wrapper around the map method of the array.
     * It takes an array of FileData and maps each file to its save method.
     * The result is an array of strings, where each string is the file path
     * where the respective file was saved.
     * @param args - Optional payload sent to the save method.
     * @returns An array of file paths where the files were saved.
     */
    bulkSave(args: SavePayloadType): ReturnType;
}