code: function navigateToTarget( targetOrPlaceId, parameters, fragment, redirectFrom ) {
        const place = placeForTarget( targetOrPlaceId, redirectFrom );
        const options = {};
        if( redirectFrom ) {
           options.replaceHistory = true;
        }
        if( fragment ) {
           options.fragment = fragment;
        }
        router.navigateTo( place.patterns, withoutRedundantParameters( place, parameters ), options );
     }
docs: /////////////////////////////////////////////////////////////////////////////////////////////////////////