import * as _angular_core from '@angular/core'; declare class NavigationHistoryService { private readonly platformId; private readonly router; protected readonly history: _angular_core.WritableSignal; readonly hasPrevHistory: _angular_core.Signal; readonly isInitial: _angular_core.Signal; pop(): void; push(url: string): void; replace(url: string): void; constructor(); static ɵfac: _angular_core.ɵɵFactoryDeclaration; static ɵprov: _angular_core.ɵɵInjectableDeclaration; } export { NavigationHistoryService };