Get First/Last Date of Month

>>Script Language and Platform: TSQL/SQL Server 2000

This script returns the first/last date of the month after receiving any date of the month.

Author: Anjum Niaz

SET QUOTED_IDENTIFIER ON

GO

SET ANSI_NULLS ON

GO

CREATE FUNCTION [GetFirstDateofMonth]

(@Date as DateTime)  
RETURNS DateTime AS

BEGIN 
Declare @FirstDate DateTime

Set @FirstDate = DateAdd(Day, 1, @Date – Day(@Date) + 1) -1
RETURN @FirstDate
END
GO
CREATE  FUNCTION [GetLastDateofMonth]

(@Date as DateTime)  
RETURNS DateTime AS

BEGIN 
Declare @LastDate DateTime

Set @LastDate = DateAdd(Month, 1, @Date – Day(@Date) + 1) -1
RETURN @LastDate
END

GO 

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