,1)-1;break;case"week":a=t(this.year(),this.month(),this.date()-this.weekday()+7)-1;break;case"isoWeek":a=t(this.year(),this.month(),this.date()-(this.isoWeekday()-1)+7)-1;break;case"day":case"date":a=t(this.year(),this.month(),this.date()+1)-1;break;case"hour":a=this._d.valueOf(),a+=36e5-rt(a+(this._isUTC?0:6e4*this.utcOffset()),36e5)-1;break;case"minute":a=this._d.valueOf(),a+=6e4-rt(a,6e4)-1;break;case"second":a=this._d.valueOf(),a+=1e3-rt(a,1e3)-1;break}return this._d.setTime(a),M.updateOffs...