,milliseconds:e.milliseconds()}},it.toDate=function(){return new Date(this.valueOf())},it.toISOString=function(e){if(!this.isValid())return null;var a=!0!==e,t=a?this.clone().utc():this;return t.year()<0||9999<t.year()?C(t,a?"YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]":"YYYYYY-MM-DD[T]HH:mm:ss.SSSZ"):H(Date.prototype.toISOString)?a?this.toDate().toISOString():new Date(this.valueOf()+60*this.utcOffset()*1e3).toISOString().replace("Z",C(t,"Z")):C(t,a?"YYYY-MM-DD[T]HH:mm:ss.SSS[Z]":"YYYY-MM-DD[T]HH:mm:ss.SSSZ"...