View Full Version : سوال: درخواست تابع تاريخ شمسي
Iran58
جمعه 18 تیر 1389, 08:41 صبح
سلام
يك تابع مي خواهم كه تاريخ ميلادي را كه در جدول موردنظرم بصورت ميلادي ذخيره مي كنم حال يك تايع مي خواهم تاريخهاي مورد نظررا بصورت شمسي نمايش دهد
arshad89
جمعه 18 تیر 1389, 13:48 عصر
سلام
این هم تابع تبدیل میلادی به شمسی
CREATE FUNCTION [dbo].[MiladiTOShamsi] (@MDate DateTime)
RETURNS Varchar(10)
AS
BEGIN
DECLARE @SYear as Integer
DECLARE @SMonth as Integer
DECLARE @SDay as Integer
DECLARE @AllDays as float
DECLARE @ShiftDays as float
DECLARE @OneYear as float
DECLARE @LeftDays as float
DECLARE @YearDay as Integer
DECLARE @Farsi_Date as Varchar(100)
SET @MDate=@MDate-CONVERT(char,@MDate,114)
SET @ShiftDays=466699 +2
SET @OneYear= 365.24199
SET @SYear = 0
SET @SMonth = 0
SET @SDay = 0
SET @AllDays = CAst(@Mdate as Real)
SET @AllDays = @AllDays + @ShiftDays
SET @SYear = (@AllDays / @OneYear) --trunc
SET @LeftDays = @AllDays - @SYear * @OneYear
if (@LeftDays < 0.5)
begin
SET @SYear=@SYear+1
SET @LeftDays = @AllDays - @SYear * @OneYear
end;
SET @YearDay = @LeftDays --trunc
if (@LeftDays - @YearDay) >= 0.5
SET @YearDay=@YearDay+1
if ((@YearDay / 31) > 6 )
begin
SET @SMonth = 6
SET @YearDay=@YearDay-(6 * 31)
SET @SMonth= @SMonth+( @YearDay / 30)
if (@YearDay % 30) <> 0
SET @SMonth=@SMonth+1
SET @YearDay=@YearDay-((@SMonth - 7) * 30)
end
else
begin
SET @SMonth = @YearDay / 31
if (@YearDay % 31) <> 0
SET @SMonth=@SMonth+1
SET @YearDay=@YearDay-((@SMonth - 1) * 31)
end
SET @SDay = @YearDay
SET @SYear=@SYear+1
SET @Farsi_Date = CAST (@SYear as VarChar(10)) + '/' + CAST (@SMonth as VarChar(10)) + '/' + CAST (@SDay as VarChar(10))
Return @Farsi_Date
END
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