ACC2000: Function to Get Date of Monday Prior to Current Day (210498)

SUMMARY

This article describes a function that you can use to find the date of the Monday prior to the current day.

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MORE INFORMATION

The following function determines Monday's date according to the following criteria:

If the current date is Tuesday through Sunday, it yields the date of the prior Monday.
If the current day is Monday, it returns the current date.
If the date is Null or is not a valid date, it returns Null.

To create this function, follow these steps:

Create a module and type the following line in the Declarations section if it is not already there:
```
Option Explicit
```

Type the following procedure:

Function GetMonDate(CurrentDate)
   If VarType(CurrentDate) <> 7 Then
      GetMonDate = Null
   Else
      Select Case Weekday(CurrentDate)
         Case 1       ' Sunday
            GetMonDate = CurrentDate - 6
         Case 2       ' Monday
            GetMonDate = CurrentDate
         Case 3 To 7  ' Tuesday..Saturday
            GetMonDate = CurrentDate - Weekday(CurrentDate) + 2
       End Select
   End If
End Function

To test the function, type the following line in the Immediate window, and then press ENTER:

? GetMonDate(#4/30/93#)

Note that the following result will be displayed in the Immediate window:

   #4/26/93#