use formula to calculate the networking day.
benefit is faster compared to generate rows method. especially the date range is high (>10000)
proof: 10k line with random range of 10000 day.
time used: 92.11 ms vs 82,134.52 ms
Limitation:
- Only cover Mon-Fri
- you may use holiday generator as this is not cover.
Update 6 May 2025:
update formula to cover [end date] > [start date]
