关于.net中MultiLine转换到 html的格式，急。。。

Question

通过TextBox输入多行文本，文本分出了段落格式。
但是在通过HTML文本显示时候，格式不见了
请问怎么处理啊，急。

Answer 1

string retVal=inputString;
retVal=retVal.Replace("&","&"); 
retVal=retVal.Replace("\"","""); 
retVal=retVal.Replace("<","&lt;"); 
retVal=retVal.Replace(">","&gt;"); 
retVal=retVal.Replace(" ","&nbsp;"); 
retVal=retVal.Replace("  ",""); 
retVal=retVal.Replace("\t","");
retVal=retVal.Replace("\r", "<br>");

Answer 2

string retVal=inputString;
retVal=retVal.Replace("&","&amp;"); 
retVal=retVal.Replace("\"","&quot;"); 
retVal=retVal.Replace("<","&lt;"); 
retVal=retVal.Replace(">","&gt;"); 
retVal=retVal.Replace(" ","&nbsp;"); 
retVal=retVal.Replace("  ",""); 
retVal=retVal.Replace("\t","");
retVal=retVal.Replace("\r", "<br>");

Answer 3

string retVal="";
retVal=retVal.Replace("&","&amp;"); 
retVal=retVal.Replace("\"","&quot;"); 
retVal=retVal.Replace("<","&lt;"); 
retVal=retVal.Replace(">","&gt;"); 
retVal=retVal.Replace(" ","&nbsp;"); 
retVal=retVal.Replace("  ",""); 
retVal=retVal.Replace("\t","");
retVal=retVal.Replace("\r", "<br>");

Answer 4

显示的时候用<pre></pre>包着显示内容就能保持格式了