Want to get involved? We're always looking for ideas and content for Weekly Challenges.
SUBMIT YOUR IDEAGreat challenge, I really enjoyed this one.
I think mine is different to most as I wanted to avoid using the "Generate Rows" tool as this brute force approach, while very useful in given circumstances, can massively increase the data size. So, I used something else...
There is a great macro on the gallery to Count Weekdays (and even allows you to input holidays). Also you can use this link to check the date time formats.