SQL Function for Get Date Only

How to return the date part only from a SQL Server datetime

Create FUNCTION [dbo].[ufn_GetDateOnly] ( @pInputDate    DATETIME )

RETURNS DATETIME

BEGIN

    RETURN CAST(CAST(YEAR(@pInputDate) AS VARCHAR(4)) + '/' +

                CAST(MONTH(@pInputDate) AS VARCHAR(2)) + '/' +

                CAST(DAY(@pInputDate) AS VARCHAR(2)) AS DATETIME)

END