data validation formula

  1. D

    Data validation rule - cannot begin with specific character

    Hi I need a data validation rule that forbids the value entered in the cell to start with =+ thanks for your help in advance
  2. N

    Formula in a Custom Data Validation is not working when a criteria cell is Blank

    A user enters: 1) The Start date of the month in Cell B1 2) The joining date (in case of a new employee) in Cell B2 3) Number of days worked in the current month in Cell B3 which has a custom data validation check as follows...
    • narendra
    • Thread
    • blank criteria cell criteria cell criteria cell is blank custom data validation custom data validation criteria cell is blank data validation data validation formula formula
    • Replies: 1
    • Forum: Excel Questions

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