1 SET ANSI_NULLS ON 2 GO 3 SET QUOTED_IDENTIFIER ON 4 GO 5  6 CREATE function [dbo].[SplitString] 7 ( 8     @Input nvarchar(max),    --要分割的字符串
　　　　@Separator nvarchar(max)=‘,‘, --分隔符，可以是一个字符也可以是多个字符 9     @RemoveEmptyEntries bit=1 ) --是否移除空字符串10 returns @TABLE table --返回一个存放已经分割好的字符串的table11 (12     [Id] int identity(1,1),13     [Value] nvarchar(max)14 ) 15 as16 begin 17     declare @Index int, @Entry nvarchar(max)18     set @Index = charindex(@Separator,@Input)19 20     while (@Index>0)21     begin22         set @Entry=ltrim(rtrim(substring(@Input, 1, @Index-1)))23         24         if (@RemoveEmptyEntries=0) or (@RemoveEmptyEntries=1 and @Entry<>‘‘)25             begin26                 insert into @TABLE([Value]) Values(@Entry)27             end28 29         set @Input = substring(@Input, @Index+datalength(@Separator)/2, len(@Input))30         set @Index = charindex(@Separator, @Input)31     end32     33     set @Entry=ltrim(rtrim(@Input))34     if (@RemoveEmptyEntries=0) or (@RemoveEmptyEntries=1 and @Entry<>‘‘)35         begin36             insert into @TABLE([Value]) Values(@Entry)37         end38 39     return40 end

declare @str1 varchar(max), @str2 varchar(max), @str3 varchar(max)set @str1 = ‘1,2,3‘set @str2 = ‘1###2###3‘set @str3 = ‘1###2###3###‘select [Value] from [dbo].[SplitString](@str1, ‘,‘, 1)select [Value] from [dbo].[SplitString](@str2, ‘###‘, 1)select [Value] from [dbo].[SplitString](@str3, ‘###‘, 0)