export interface Params {
    set(key: string, value: string): void;
    entries(): IterableIterator<[string, string]>;
}
export declare class GET implements Params {
    private searchParams;
    set(key: string, value: string): void;
    entries(): IterableIterator<[string, string]>;
}
export declare class POST implements Params {
    private formData;
    set(key: string, value: string | Blob): void;
    getFormData(): FormData;
    entries(): IterableIterator<[string, string]>;
}