关于ubb转码的问题
现在在做一个php的ubb转码。里面有用到代码高亮插件，也就是使用
如果我使用nl2br的话，每行都会加
,pre里面也有，导致
被打出来。
如果不加的话，那么多行文字就会显示到一行。如果要求用户认为的加入[br]或空两行表示一个br的话，很影响用户体验。
所以请教，如何在改加br的地方加br，比如普通的多行文字，不该加的地方就不加，比如
//
Copy after login
/
回复讨论(解决方案)
你没有把你遇到的问题说明清楚
pre 标签会将回车换行符作为真实的回车换行符处理，就是说如果串中有回车换行符，现实的结果就是真的黄行了
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