Validation help

  • Thread starter Thread starter GregB
  • Start date Start date
G

GregB

this for my own practice, not for profit. I have run into this situation a
couple times and never known hot to go about it

OK, I have 3 fields: date, time start and duration (or could be time end)

How can do I go about making it so that these fields can't overlap or have
duplicate values? I am open to any suggestions. I am thinking I an do this
with an IF THEN statment?? I am hoping that there won't be to much (or any)
coding that needs to be done.. because I am still an amature. So would you
please walk me through what you say.

Thank you for very much for any direction or help that you can give!
 
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