阿拉伯数字转大写中文

--===================阿拉伯数字转大写中文=============
CREATE FUNCTION fun_cgnum (@num INT)
RETURNS VARCHAR(100)
AS
BEGIN
DECLARE @temp INT,@res INT,@i TINYINT
DECLARE @str VARCHAR(100),@no VARCHAR(20),@unit VARCHAR(16)
SELECT @str='',@no='零壹贰叁肆伍陆柒捌玖',@unit='拾佰仟万拾佰仟亿'
SET @temp=@num

    SELECT @i=0,@res=@temp%10,@temp=@temp/10
WHILE @temp>0
BEGIN
IF @i=0
SET @str=SUBSTRING(@no,@res+1,1)
ELSE
SET @str=SUBSTRING(@no,@res+1,1)+SUBSTRING(@unit,@i,1)+@str
SELECT @res=@temp%10,@temp=@temp/10
SET @i=@i+1
END
SET @str=SUBSTRING(@no,@res+1,1)+SUBSTRING(@unit,@i,1)+@str
SET @str=REPLACE(@str,'零拾','零')
SET @str=REPLACE(@str,'零佰','零')
SET @str=REPLACE(@str,'零仟','零')
SET @str=REPLACE(@str,'零拾','零')
SET @str=REPLACE(@str,'零万','万')
WHILE @i>0
BEGIN
SET @str=REPLACE(@str,'零零','零')
SET @i=CHARINDEX('零零',@str)
END
SET @str=REPLACE(@str,'零万','万')
SET @str=REPLACE(@str,'亿万','亿')
IF RIGHT(@str,1)='零'
SET @str=LEFT(@str,LEN(@str)-1)
RETURN @str
END
GO