create
function
[dbo].
[f_num_eng](
@num
numeric(15,
2))returns
varchar
(400
) with
encryption
asbegin
--declare
@iint
,@hundreds
int,
@tenth
int,
@one
intdeclare
@thousand
int,
@million
int,
@billion
intdeclare
@numbers
varchar
(400
),@s
varchar(15
),@result
varchar
(400
)set
@numbers='
one two three four five '+
'six seven eight nine ten '+
'eleven twelve thirteen fourteen fifteen '+
'sixteen seventeen eighteen nineteen '+
'twenty thirty forty fifty '+
'sixty seventy eighty ninety
'set
@s=right('
000000000000000'+
cast
(@num
asvarchar(15
)),15
)set
@billion
=cast
(substring(@s
,1,3
) as
int)
--將12位整數分成4段：十億、百萬、千、百十個
set@million
=cast
(substring(@s
,4,3
) as
int)
set@thousand
=cast
(substring(@s
,7,3
) as
int)
set@result=''
set@i=0
while
@i<=
3begin
set@hundreds
=cast
(substring(@s
,@i*3
+1,1
) as
int)
--百位0-9
set@tenth
=cast
(substring(@s
,@i*3
+2,1
) as
int)
set@one=(
case
@tenth
when
1then
10else
0end)+
cast
(substring(@s
,@i*3
+3,1
) as
int)
--個位0-19
set@tenth=(
case
when
@tenth
<=
1then
0else
@tenth
end)
--十位0、2-9if(
@i=1and
@billion
>
0and
(@million
>0or
@thousand
>0or
@hundreds
>
0)) or(
@i=2and
(@billion
>0or
@million
>0)
and(
@thousand
>0or
@hundreds
>
0)) or(
@i=3and
(@billion
>0or
@million
>0or
@thousand
>0)
and(
@hundreds
>0))
set@result
=@result+'
, '--百位不是0則每段之間加連線符,if(
@i=3and
(@billion
>0or
@million
>0or
@thousand
>0)
and(
@hundreds=0
and(
@tenth
>0or
@one
>
0)))
set@result
=@result+'
and '--
百位是0則加連線符and
if@hundreds
>
0set
@result
=@result
+rtrim
(substring
(@numbers
,@hundreds*10
-9,10
))+'hundred'if
@tenth
>=
2and
@tenth
<=
9begin
if@hundreds
>
0set
@result
=@result+'
and
'set
@result
=@result
+rtrim
(substring
(@numbers
,@tenth*10
+171,10
))end
if@one
>=
1and
@one
<=
19begin
if@tenth
>
0set
@result
=@result+'
-'else
if@hundreds
>
0set
@result
=@result+'
and
'set
@result
=@result
+rtrim
(substring
(@numbers
,@one*10
-9,10
))end
if@i=0
and@billion
>
0set
@result
=@result+'
billion'if
@i=1and
@million
>
0set
@result
=@result+'
million'if
@i=2and
@thousand
>
0set
@result
=@result+'
thousand
'set@i=
@i+1end
ifsubstring(@s
,14,2
)<>'00
'begin
set@result
=@result+'
point 'if
substring(@s
,14,1
)='0
'set
@result
=@result+'
zero
'else
set@result
=@result
+rtrim
(substring
(@numbers
,cast
(substring(@s
,14,1
) as
int)*10
-9,10
))if
substring(@s
,15,1
)<>'0
'set
@result
=@result+'
'+rtrim
(substring
(@numbers
,cast
(substring(@s
,15,1
) as
int)*10
-9,10
))end
return
(@result
)end
go--
查詢select
dbo.f_num_eng(
52.25)/*
--------------------------
fifty-two point two five
(1 行受影響)
*/
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