请问textarea表单提交的段落怎样显示分段,急!

编写一个文章发布系统,使用textarea表单提交正文内容,用text数据类型存放在mysql中,但调用的时候分段的位置变成了空格,请问应当怎样处理,使之正常显示,谢谢
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1<pre></pre>
1<form action="" method="POST">
2<textarea cols="100" name="aa" rows="10"></textarea>
3<input name="submit" type="submit"/>
4</form>
"; print $_POST['aa']; print " "; } \--------------------------------------------------------------- nl2br($content); 或者: $content = str_replace("\r\n", " ```
``` ", $content); $content = str_replace(" ", " ", $content);
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