Microsoft KB Archive/137673

= PRJ: Using DateDifference to Calculate Planned % Complete =

Article ID: 137673

Article Last Modified on 1/19/2007

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APPLIES TO


 * Microsoft Project 98 Standard Edition
 * Microsoft Project 4.1 Standard Edition
 * Microsoft Project 4.1a
 * Microsoft Project 4.0 Standard Edition
 * Microsoft Project 4.0 for Macintosh

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This article was previously published under Q137673



SUMMARY
The Microsoft Project Visual Basic for applications DateDifference, DateAdd, and DateSubract methods provide ways for you to create custom date calculations that take into consideration your project calendars.



MORE INFORMATION
The following macro uses the DateDifference method to calculate a task's planned percent complete based on working time. A task's planned percent complete can be used for custom earned value calculations.

Microsoft provides examples of Visual Basic for applications procedures 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 Visual Basic procedure is provided 'as is' and Microsoft does not guarantee that it can be used in all situations. Microsoft does not support modifications of this procedure to suit customer requirements for a particular purpose. Sub Planned_Percent_Complete 'Get the current date. dCurrentDate = ActiveProject.CurrentDate 'Loop through each task in the project For Each ATask In ActiveProject.Tasks PlPctComp = 0 'skip blank rows If Not ATask Is Nothing Then 'Check for Baseline Start and Baseline Finish If (IsDate(ATask.BaselineStart) And _           IsDate(ATask.BaselineFinish)) Then 'Zero duration tasks If dCurrentDate >= ATask.BaselineFinish Then PlPctComp = "100%" Else vTemp = Application.DateDifference(ATask.BaselineStart, _                      ATask.BaselineFinish) If vTemp = 0 Then PlPctComp = "0%" Else PlPctComp = Format(Application.DateDifference(ATask.BaselineStart, _ dCurrentDate) / vTemp, "0%") End If           End If            ATask.Text1 = PlPctComp Else 'No baseline start/finish, set to NA           ATask.Text1 = "NA" End If      End If   Next ATask End Sub

Additional query words: attached function BCWS

Keywords: kbcode kbhowto kbprogramming KB137673

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