n=a._milliseconds,r=Ea(a._days),d=Ea(a._months);e.isValid()&&(s=null==s||s,d&&We(e,B(e,"Month")+d*t),r&&K(e,"Date",B(e,"Date")+r*t),n&&e._d.setTime(e._d.valueOf()+n*t),s&&M.updateOffset(e,r||d))}Ga.fn=Wa.prototype,Ga.invalid=function(){return Ga(NaN)};var Za=Ka(1,"add"),$a=Ka(-1,"subtract");function Qa(e){return"string"==typeof e||e instanceof String}function Xa(e){return D(e)||d(e)||Qa(e)||m(e)||function(a){var e=i(a),t=!1;e&&(t=0===a.filter(function(e){return!m(e)&&Qa(a)}).length);return e&&t}(e)||function(e){var...