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The author:(作者)归海一刀
published in(发表于) 2014/2/1 0:14:58
sqlserver过滤字符串中的空格的自定义函数_[SQL，Server教程]

去掉字符串中的所有空格

CREATE Function f_trimstr(@str varchar(100))

returns varchar(100)

AS

begin

declare @i int
declare @s1 varchar(50)
declare @result varchar(100)
declare @len int

select @result = ''
select @str = ltrim(rtrim(@str))
select @len = len(@str)
select @i = 1

while @i<=@len
begin
select @s1 = substring(@str,@i,1)
if(@s1<>'')
begin
select @result = @result + @s1
end
select @i = @i + 1
end

return @result

end

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