如何截取HTML源文件指定部分的内容?
我想截取http://mh.163k.com/house/源文件中如下内容,整个页面只有一个class="hotLP"的div,怎么截取好,如果用正则,该怎么写(我正则不大会用)?
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<div class="hotLP">
<div class="hd"></div>
<div class="bd">
<ul>
<li><span class="l_01"><a href="loupan_18.html" target=_blank>鼎尚华庭</a></span><span class="l_02">朝阳区</span><span class="l_03">26000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_7.html" target=_blank>山水花园</a></span><span class="l_02">海淀区</span><span class="l_03">13000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_15.html" target=_blank>御岭公馆</a></span><span class="l_02">海淀区</span><span class="l_03">34000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_16.html" target=_blank>灿邦广场</a></span><span class="l_02">海淀区</span><span class="l_03">30000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_4.html" target=_blank>金海华府</a></span><span class="l_02">海淀区</span><span class="l_03">22000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_11.html" target=_blank>上品雅园</a></span><span class="l_02">海淀区</span><span class="l_03">30000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_9.html" target=_blank>美林雅苑</a></span><span class="l_02">海淀区</span><span class="l_03">26000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_12.html" target=_blank>金域华府</a></span><span class="l_02">海淀区</span><span class="l_03">20000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_10.html" target=_blank>西岸华府</a></span><span class="l_02">丰台区</span><span class="l_03">34000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_6.html" target=_blank>中建彩虹城</a></span><span class="l_02">丰台区</span><span class="l_03">8000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_5.html" target=_blank>金地花园</a></span><span class="l_02">通州区</span><span class="l_03">15000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_3.html" target=_blank>香水百合</a></span><span class="l_02">东城区</span><span class="l_03">18000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_14.html" target=_blank>碧桂园</a></span><span class="l_02">东城区</span><span class="l_03">18000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_13.html" target=_blank>七街公馆</a></span><span class="l_02">宣武区</span><span class="l_03">26000<em>元/平米</em></span></li><li><span class="l_01"><a href="loupan_8.html" target=_blank>宝能太古城</a></span><span class="l_02">石景山区</span><span class="l_03">20000<em>元/平米</em></span></li>
</ul>
</div>
</div>