Split string/varchar in SQL server

Create function [dbo].[Split](@String nvarchar (4000),@Delimiter nvarchar (10))

returns @ValueTable table ([Value] nvarchar(4000))

begin

declare @NextString nvarchar(4000)

declare @Pos int

declare @NextPos int

declare @CommaCheck nvarchar(1)

--Initialize

set @NextString = ''

set @CommaCheck = right(@String,1)

--Check for trailing Comma, if not exists, INSERT

if (@CommaCheck <> @Delimiter )

begin

set @String = @String + @Delimiter

end

--Get position of first Comma

set @Pos = charindex(@Delimiter,@String)

set @NextPos = 1

--Loop while there is still a comma in the String of levels

while (@pos <> 0)

begin

set @NextString = substring(@String,1,@Pos - 1)

insert into @ValueTable ( [Value]) Values (@NextString)

set @String = substring(@String,@pos +1,len(@String))

set @NextPos = @Pos

set @pos = charindex(@Delimiter,@String)

end

return

END