drop function fun_getpy
go
set quoted_identifier on
go
set ansi_nulls on
go
----取漢字拼音首字母的存儲過程
create function fun_getpy(@str nvarchar(4000))
returns nvarchar(4000)
as
begin
declare @word nchar(1),@py nvarchar(4000)
set @py=''
while len(@str)>0
begin
set @word=left(@str,1)
--如果非漢字字符，返回原字符
set @[email protected]+(case when unicode(@word) between 19968 and 19968+20901
then (
select top 1 py
from
(
select 'a' as py,n'驁' as word
union all select 'b',n'簿'
union all select 'c',n'錯'
union all select 'd',n'鵽'
union all select 'e',n'樲'
union all select 'f',n'鰒'
union all select 'g',n'腂'
union all select 'h',n'夻'
union all select 'j',n'攈'
union all select 'k',n'穒'
union all select 'l',n'鱳'
union all select 'm',n'旀'
union all select 'n',n'桛'
union all select 'o',n'漚'
union all select 'p',n'曝'
union all select 'q',n'囕'
union all select 'r',n'鶸'
union all select 's',n'蜶'
union all select 't',n'籜'
union all select 'w',n'鶩'
union all select 'x',n'鑂'
union all select 'y',n'韻'
union all select 'z',n'咗'
) t
where word>[email protected] collate chinese_prc_cs_as_ks_ws
order by py asc
)
else @word
end)
set @str=right(@str,len(@str)-1)
end
return @py
end
go
if object_id('dbo.fun_getpy') is not null
print '<<< created function dbo.fun_getpy >>>'
else
print '<<< failed creating function dbo.fun_getpy >>>'
go
set ansi_nulls off
go
set quoted_identifier off
go
調用
select dbo.fun_getpy('深藍')
返回 : sl
