import IInit from "./headers/IInit";
export interface IHeadersImmutable {
    get(name: string): string | null;
    has(name: string): boolean;
    forEach(callback: (value: string, name: string) => void, thisArg?: any): void;
    keys(): IterableIterator<string>;
    values(): IterableIterator<string>;
    entries(): IterableIterator<[string, string]>;
    [Symbol.iterator](): IterableIterator<[string, string]>;
}
export interface IHeadersMutable extends IHeadersImmutable {
    append(name: string, value: string): void;
    delete(name: string): void;
    set(name: string, value: string): void;
}
export declare type HeadersInit = IHeadersImmutable | IInit | Iterable<[string, string]> | ReadonlyArray<[string, string]>;
export interface IHeadersStatic {
    new (init?: HeadersInit): IHeadersMutable;
}
export { IHeadersImmutable as IImmutable, IHeadersMutable as IMutable, HeadersInit as Init, IHeadersStatic as IStatic };
export default IHeadersMutable;