declare class URLSearchParamsImpl { constructor( globalObject: object, constructorArgs: readonly [ init?: ReadonlyArray | { readonly [name: string]: string } | string, ], privateData: { readonly doNotStripQMark?: boolean | undefined }, ); append(name: string, value: string): void; delete(name: string): void; get(name: string): string | null; getAll(name: string): string[]; has(name: string): boolean; set(name: string, value: string): void; sort(): void; [Symbol.iterator](): IterableIterator<[name: string, value: string]>; } export { URLSearchParamsImpl as implementation };