--(此函式部分思路參考了csdn上大力的轉換函式)
--鄒建2005.01(引用請保留此資訊)--*/ go
--建立函式
create
function sbc2dbc (
@str nvarchar
(4000),
--要轉換的字串
@flag bit
--轉換標誌,0轉換成半形,1轉換成全角 )
returns
nvarchar
(4000)as
begin
declare @pat nvarchar
(8),@step int
,@i int
,@spc int
if @flag=0
select @pat=n'%[
！-～]%'
,@step=-65248,@str=
replace
(@str,n' ',
n' '
)else
select @pat=n'%[!-~]%'
,@step=65248,@str=
replace
(@str,n' '
,n' ')
set @i=
patindex
(@pat collate latin1_general_bin,@str)
while @i>0
select @str=
replace
(@str,
substring
(@str,@i,1),
nchar
(unicode
(substring
(@str,@i,1))+@step))
,@i=
patindex
(@pat collate latin1_general_bin,@str)
return
(@str)
end
--測試示例
select
dbo.sbc2dbc(
'~~~~ca!b'
,1)
--執行結果 /*
～～～～ｃａ！ｂ */
--附半形全形表 /*
ascii 全形字符unicode 半形字元unicode
0x20 "
"空格u+3000 " "空格u+0020
0x21 ！u+ff01 ! u+0021
0x22 ＂u+ff02 " u+0022
0x23 ＃u+ff03 # u+0023
0x24 ＄u+ff04 $ u+0024
0x25 ％u+ff05 % u+0025
0x26 ＆u+ff06 & u+0026
0x27 ＇u+ff07 ' u+0027
0x28 （u+ff08 ( u+0028
0x29 ）u+ff09 ) u+0029
0x2a ＊u+ff0a * u+002a
0x2b ＋u+ff0b + u+002b
0x2c ，u+ff0c , u+002c
0x2d －u+ff0d - u+002d
0x2e ．u+ff0e . u+002e
0x2f ／u+ff0f / u+002f
0x30 ０u+ff10 0 u+0030
0x31 １u+ff11 1 u+0031
0x32 ２u+ff12 2 u+0032
0x33 ３u+ff13 3 u+0033
0x34 ４u+ff14 4 u+0034
0x35 ５u+ff15 5 u+0035
0x36 ６u+ff16 6 u+0036
0x37 ７u+ff17 7 u+0037
0x38 ８u+ff18 8 u+0038
0x39 ９u+ff19 9 u+0039
0x3a ：u+ff1a : u+003a
0x3b ；u+ff1b ; u+003b
0x3c ＜u+ff1c < u+003c
0x3d ＝u+ff1d = u+003d
0x3e ＞u+ff1e > u+003e
0x3f ？u+ff1f ? u+003f
0x40 ＠u+ff20 @ u+0040
0x41 ａu+ff21 a u+0041
0x42 ｂu+ff22 b u+0042
0x43 ｃu+ff23 c u+0043
0x44 ｄu+ff24 d u+0044
0x45 ｅu+ff25 e u+0045
0x46 ｆu+ff26 f u+0046
0x47 ｇu+ff27 g u+0047
0x48 ｈu+ff28 h u+0048
0x49 ｉu+ff29 i u+0049
0x4a ｊu+ff2a j u+004a
0x4b ｋu+ff2b k u+004b
0x4c ｌu+ff2c l u+004c
0x4d ｍu+ff2d m u+004d
0x4e ｎu+ff2e n u+004e
0x4f ｏu+ff2f o u+004f
0x50 ｐu+ff30 p u+0050
0x51 ｑu+ff31 q u+0051
0x52 ｒu+ff32 r u+0052
0x53 ｓu+ff33 s u+0053
0x54 ｔu+ff34 t u+0054
0x55 ｕu+ff35 u u+0055
0x56 ｖu+ff36 v u+0056
0x57 ｗu+ff37 w u+0057
0x58 ｘu+ff38 x u+0058
0x59 ｙu+ff39 y u+0059
0x5a ｚu+ff3a z u+005a
0x5b ［u+ff3b [ u+005b
0x5c ＼u+ff3c / u+005c
0x5d ］u+ff3d ] u+005d
0x5e ＾u+ff3e ^ u+005e
0x5f ＿u+ff3f _ u+005f
0x60 ｀u+ff40 ` u+0060
0x61 ａu+ff41 a u+0061
0x62 ｂu+ff42 b u+0062
0x63 ｃu+ff43 c u+0063
0x64 ｄu+ff44 d u+0064
0x65 ｅu+ff45 e u+0065
0x66 ｆu+ff46 f u+0066
0x67 ｇu+ff47 g u+0067
0x68 ｈu+ff48 h u+0068
0x69 ｉu+ff49 i u+0069
0x6a ｊu+ff4a j u+006a
0x6b ｋu+ff4b k u+006b
0x6c ｌu+ff4c l u+006c
0x6d ｍu+ff4d m u+006d
0x6e ｎu+ff4e n u+006e
0x6f ｏu+ff4f o u+006f
0x70 ｐu+ff50 p u+0070
0x71 ｑu+ff51 q u+0071
0x72 ｒu+ff52 r u+0072
0x73 ｓu+ff53 s u+0073
0x74 ｔu+ff54 t u+0074
0x75 ｕu+ff55 u u+0075
0x76 ｖu+ff56 v u+0076
0x77 ｗu+ff57 w u+0077
0x78 ｘu+ff58 x u+0078
0x79 ｙu+ff59 y u+0079
0x7a ｚu+ff5a z u+007a
0x7b ｛u+ff5b u+007d
0x7e ～u+ff5e ~ u+007e
*/
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