VBA - WeekDay

The WeekDay function returns an integer from 1 to 7 that represents the day of the week for the specified date.

Syntax

Weekday(date[,firstdayofweek])  

Parameter Description

• Date − A required parameter. The weekday will return a specified date.

• Firstdayofweek − An optional parameter. Specifies the first day of the week. It can take the following values.

  • 0 = vbUseSystemDayOfWeek - Use National Language Support (NLS) API setting

  • 1 = vbSunday - Sunday

  • 2 = vbMonday - Monday

  • 3 = vbTuesday - Tuesday

  • 4 = vbWednesday - Wednesday

  • 5 = vbThursday - Thursday

  • 6 = vbFriday - Friday

  • 7 = vbSaturday - Saturday

Example

Add a button and add the following function.

Private Sub Constant_demo_Click()
   msgbox("Line 1: " & Weekday("2013-05-16",1))
   msgbox("Line 2: " & Weekday("2013-05-16",2))
   msgbox("Line 3: " & Weekday("2013-05-16",2))
   msgbox("Line 4: " & Weekday("2010-02-16"))
   msgbox("Line 5: " & Weekday("2010-02-17"))
   msgbox("Line 6: " & Weekday("2010-02-18"))
End Sub

When you execute the above function, it produces the following output.

Line 1: 5
Line 2: 4
Line 3: 4
Line 4: 3
Line 5: 4
Line 6: 5