validation date

  1. J

    Date Picker - Validation to only allow workdays

    Hello, I have a User Form with a DatePicker. I want to Add validation so that only future workdays can be selected (excluding both weekends and Holidays). Date Picker name = DTPickerLaunch Validation occurs on command: Private Sub CommandButtonContinue_Click() List of Holidays is located...
  2. O

    Force cell entry strictly to mm/dd/yyyy

    Using Excel 2007, and I want to force entry to calls in a date column to the format mm/dd/yyyy. Currently I have the cells formatted for mm/dd/yyyy and entered data validation date range between 12/31/1999 and 12/31/2060. However some users are too lazy to look up the day case start and just...
  3. F

    data validation formula for 1st date of a month

    I need the formula to put in validation, that user could only enter 1st date of any month. like 1/jan/12 or 1/dec/13
  4. R

    validation date n pop up msg

    I want when excel file is opened. vba verify the date. if are on a certain date (eg June 30, 2012) will display a pop-up messages that have message: "The file needs to be updated. Click OK to renew or click Cancel to view the contents of the file" ... So in a pop-up messages have OK and Cancel...

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