create function [dbo].[clearhtml_V2] (@maco varchar(8000))
returns varchar(8000)
as
begin
declare @randchar_one nvarchar(200)
declare @randchar_two nvarchar(200)
if(charindex('<<',@maco)>0)
begin
set @randchar_one='D4678B36-B958-4274-B81E-BBA636CFB427';
set @randchar_two='49E374CC-9E1A-4850-897C-27074DE32E7F';
set @maco=replace(@maco,'<<',@randchar_one)
set @maco=replace(@maco,'>>',@randchar_two)
end
declare @i int
while 1 = 1
begin
set @i=len(@maco)
set @maco=replace(@maco, substring(@maco,charindex('<',@maco),
charindex('>',@maco)-charindex('<',@maco)+1),space(0))
if @i=len( @maco )
break
end
set @maco=replace(@maco,' ','')
set @maco=replace(@maco,' ','')
set @maco=ltrim(rtrim(@maco))
set @maco=replace(@maco,char(9),'')
set @maco=replace(@maco,char(10),'')
set @maco=replace(@maco,char(13),'')
if(charindex(@randchar_one,@maco)>0)
begin
set @maco=replace(@maco,'D4678B36-B958-4274-B81E-BBA636CFB427','<<')
set @maco=replace(@maco,'49E374CC-9E1A-4850-897C-27074DE32E7F','>>')
end
return (@maco)
end
select dbo.clearhtml_V2('<p>aaaa</p><<本草纲目>><a href="www.baidu.com" />')
--运行结果：
/*
aaaa<<本草纲目>>
*/
来源：http://blog.csdn.net/maco_wang/article/details/6254946
