src/Webtrees/Functions/Functions.php
public static function getCalendarShortMonths($calendarId = 0) {
		if(!isset(self::$calendarShortMonths[$calendarId])) {
			$calendar_info = cal_info($calendarId);
			self::$calendarShortMonths[$calendarId] = $calendar_info['abbrevmonths'];
		}		
		return self::$calendarShortMonths[$calendarId];
	}
public static function getCalendarShortMonths($calendarId = 0) {
		if(!isset(self::$calendarShortMonths[$calendarId])) {
			$calendar_info = cal_info($calendarId);
			self::$calendarShortMonths[$calendarId] = $calendar_info['abbrevmonths'];
		}		
		return self::$calendarShortMonths[$calendarId];
	}
public static function getCalendarShortMonths ( $ calendarId = 0 ) { if ( ! isset ( self :: $ calendarShortMonths [ $ calendarId ] ) ) { $ calendar_info = cal_info ( $ calendarId ) ; self :: $ calendarShortMonths [ $ calendarId ] = $ calendar_info [ 'abbrevmonths' ] ; } return self :: $ calendarShortMonths [ $ calendarId ] ; }
Return short names for the months of the specific calendar.

@see \cal_info()
@param integer $calendarId Calendar ID (according to PHP cal_info)
@return array Array of month short names
Return short names for the months of the specific calendar .