import { TbxFetchHeader } from "./header";
export declare class TbxFetchHeaders implements IterableIterator<TbxFetchHeader> {
    private headers;
    private pointer;
    constructor(headers?: TbxFetchHeaders);
    static createJsonHeaders(): TbxFetchHeaders;
    readonly length: number;
    set(name: string, value: string): TbxFetchHeader;
    add(header: TbxFetchHeader): void;
    remove(header: TbxFetchHeader | string): void;
    contains(name: string): boolean;
    find(name: string): TbxFetchHeader | undefined;
    next(): IteratorResult<TbxFetchHeader>;
    [Symbol.iterator](): IterableIterator<TbxFetchHeader>;
}