time validation

  1. U

    How can I verify that a cell contains a valid time?

    I currently have a cell that reads 8:00 AM or .3333 depending on how it is formatted. The cell will always be formatted "h:mm AM/PM" but could be blank, have a space " " or have a time including 12:00 AM which is 0. Sometimes IsDate works but not always. How can I verify that a cell contains a...
  2. I

    How to check for time and if ok to run?

    I have an application which users are not supposed to use between 5pm and midnight due to production jobs running and changing data. Does anyone have a code snippet which shows how to check a PC's time to determine whether or not a macro is runnable? That is, if it is between 5pm and midnight...
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