Function returns 1 or 0 if the date is a holiday or holiday observance for the calendar type. Non-holidays and invalid dates return blanks.
DATE_FIELD ← 20201225 1324 20210702 20210701 20210703 20210704 20210705 20211224 20210515
isbusinessdayfederal DATE_FIELD
0 0 1 1 0 0 0 0 0
isbusinessdaybond DATE_FIELD
0 0 1 1 0 0 0 0 0
isbusinessdayfederal 20210402
1 - Good Friday
isbusinessdaybond 20210402
0 - Good Friday