--全部扔進去執行，不用修改
create function dbo.fnpbgetpyfirstletter
(@str nvarchar(4000))/*
select dbo. fnpbgetpyfirstletter ('中國香港')
*/returns nvarchar(4000)
--with encryption
asbegin
declare @word nchar(1),@py nvarchar(4000)
set @py=''
while len(@str)>0
begin
set @word=left(@str,1)
--如果非漢字字元﹐返回原字元
set @py=@py+(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'做'
) twhere word>=@word collate chinese_prc_cs_as_ks_ws
order by py asc
)else @word
end)
set @str=right(@str,len(@str)-1)
endreturn @py
endgo
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