java截取网页代码部分内容
<tr class= "table_center " height= "22 ">
<td align= "center " > 冬瓜 </td>
<td align= "center " > 蔬菜 </td>
<td align= "center " > 1.80 </td>
<td align= "center "> 元/公斤 </td>
<td align= "center " > 果菜批发市场 </td>
<td align= "center " > 2007-4-16 </td>
</tr>
<tr height= "22 ">
<td align= "center " > 四季豆 </td>
<td align= "center " > 蔬菜 </td>
<td align= "center " > 3.50 </td>
<td align= "center "> 元/公斤 </td>
<td align= "center " > 果菜批发市场 </td>
<td align= "center " > 2007-4-16 </td>
</tr>
<tr class= "table_center " height= "22 ">
<td align= "center " > 茄子 </td>
<td align= "center " > 蔬菜 </td>
<td align= "center " > 2.60 </td>
<td align= "center "> 元/公斤 </td>
<td align= "center " > 果菜批发市场 </td>
<td align= "center " > 2007-4-16 </td>