Return the number of business days in the valid range of this calendar.
Declared in <bdlt_packedcalendar.h>
int
numBusinessDays() const;
Return the number of days in the valid range of this calendar that are considered business days -- i.e., are neither holidays nor weekend days. Note that numBusinessDays() == length() - numNonBusinessDays().
the number of business days in the valid range