WD97: Macro to Calculate Number of Months between Two Dates

• Microsoft Word 97 for Windows

SUMMARY

This article contains a sample Visual Basic for Applications macro that calculates the number of months between two dates. This macro is useful for determining the number of months that have passed since a particular starting date.

MORE INFORMATION

Microsoft provides programming examples for illustration only, without warranty either expressed or implied, including, but not limited to, the implied warranties of merchantability and/or fitness for a particular purpose. This article assumes that you are familiar with the programming language being demonstrated and the tools used to create and debug procedures. Microsoft support engineers can help explain the functionality of a particular procedure, but they will not modify these examples to provide added functionality or construct procedures to meet your specific needs. If you have limited programming experience, you may want to contact the Microsoft fee-based consulting line at (800) 936-5200. For more information about the support options available from Microsoft, please see the following page on the World Wide Web:

     
   http://www.microsoft.com/support/supportnet/refguide/default.asp

   Sub Date_MonthsBetweenDates()
      Dim dBeginDate As Date
      Dim dEndDate As Date
      Dim intMonths As Integer
      ' Beginning date.
      dBeginDate = DateValue("1/1/1993")
      ' Ending Date.
      dEndDate = DateValue("2/1/1993")
      ' Calculate number of months between dates.
      intMonths = ((Year(dEndDate) - Year(dBeginDate)) * 12) + _
         Month(dEndDate) - Month(dBeginDate)
      ' Display number of months.
      MsgBox Str$(intMonths) & " month(s)"
   End Sub

For additional information, please see the following article in the Microsoft Knowledge Base:

   ARTICLE-ID: Q173707
   TITLE     : OFF97: How to Run Sample Code from Knowledge Base Articles

REFERENCES

For more information about getting help with Visual Basic for Applications, please see the following article in the Microsoft Knowledge Base:

   ARTICLE-ID: Q163435
   TITLE     : VBA: Programming Resources for Visual Basic for 
               Applications