求助:关于替换
<html>
<body>
<tr><td>md_name_p</td><td>xs_p</td><td>ml_p</td><td>mll_p</td><td>kll_p</td>
<td>kdj_p</td></tr>
<tr><td>md_name_q</td><td>xs_q</td><td>ml_q</td><td>mll_q</td><td>kll_q</td>
<td>kdj_q</td></tr>
</body>
</html>
如何把上面的代码替换成空格
<html>
<body>
</body>
</html>