sqlServer ÖÐ »ñÈ¡ºº×Ö×Ö´®µÄÆ´ÒôÉùĸ

 CREATE        function fGetPy(@str varchar(500)='')
returns varchar(500)
as
begin
    declare @strlen int,@return varchar(500),@ii int
    declare @c nchar(1),@chn nchar(1)
    select @strlen=len(@str),@return='',@ii=0
    set @ii=0
    while @ii<@strlen
    begin
        select @ii=@ii+1,@chn=substring(@str,@ii,1)
      if @chn>='ß¹'
        select @c = char(count(*)+63)  from (
              select top 27 * from (
                    select chn = 'ß¹'
                    union all select '°Ë'
                    union all select 'àê'
                    union all select '咑'
                    union all select '妸'
                    union all select '·¢'
                    union all select 'ê¸'
                    union all select 'îþ'
                    union all select 'Ø¢'  &nbs