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1 10讌襯 2 ~ 36讌 譴 襦 覲 #ALTER FUNCTION dbo.ufn_DecToDigit (@Dec BIGINT, @base TINYINT) RETURNS VARCHAR(63) -- AS /****************************************************************************************** 煙: 2005-12-01 煙: http://www.DataBaser.Net/ SP企: ufn_DecToDigit SP伎: -10讌襯 2 ~ 36讌 譴 襦 覲 : SELECT dbo.ufn_DecToDigit(17, 2) -- 10讌 17 2讌襦 覲 SELECT dbo.ufn_DecToDigit(17, 8) -- 10讌 17 8讌襦 覲 SELECT dbo.ufn_DecToDigit(17, 13) -- 10讌 17 13讌襦 覲 ル: @ItemInfo BIGINT : , @base TINYINT 覦覲: 谿語^覓語: 觜螻: EDIT HISTORY: *********************************************************************************************/ BEGIN --ル 螳 2讌襦 襴 DECLARE @r AS VARCHAR(63) , @alldigits AS VARCHAR(36) --SET @base = 2 --2讌覃 2, 8讌覃 8, 16讌覃 16 SET @alldigits = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ' SET @r = '' WHILE @Dec > 0 BEGIN SET @r = substring(@alldigits, @Dec % @base + 1, 1) + @r SET @Dec = @Dec / @base; END RETURN @r END GO [edit]
2 2讌襯 10讌襦 覲 #ALTER FUNCTION dbo.ufn_DigitToDec (@Digit VARCHAR(15)) RETURNS INT AS /****************************************************************************************** 煙: 2005-12-01 煙: http://www.DataBaser.Net/ SP企: ufn_DigitToDec SP伎: -2讌襯 10讌襦 覲 : SELECT dbo.ufn_DigitToDec('0010') ル: 覦覲: 谿語^覓語: 觜螻: EDIT HISTORY: *********************************************************************************************/ BEGIN DECLARE @Len INT, @i INT, @r INT, @DigitNum VARCHAR(15) SET @Len = LEN(@Digit) SET @i = 1 SET @r = 0 SET @DigitNum = REVERSE(@Digit) WHILE (@i <= @Len) BEGIN SELECT @r = @r + CASE WHEN 1 = SUBSTRING(@DigitNum, @i, 1) THEN POWER(2, @i-1) ELSE 0 END SET @i = @i + 1 END RETURN @r END GO
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磯Μ れ蟆 企 蟆 螳襯伎 . 磯Μ る 蠏碁れ 蠍 覓伎瑚襯 谿城襦 訖企. (螳襴企) |