ex:this._monthsShortRegex):(h(this,"_monthsShortRegex")||(this._monthsShortRegex=Pe),this._monthsShortStrictRegex&&e?this._monthsShortStrictRegex:this._monthsShortRegex)},pt.week=function(e){return Ce(e,this._week.dow,this._week.doy).week},pt.firstDayOfYear=function(){return this._week.doy},pt.firstDayOfWeek=function(){return this._week.dow},pt.weekdays=function(e,a){var t=i(this._weekdays)?this._weekdays:this._weekdays[e&&!0!==e&&this._weekdays.isFormat.test(a)?"format":"standalone"];return!0==...