我正在填充一个包含动态内容的无序列表,列表高度将填充内容,是否有人知道如何在无序列表中获得前3个li标签的高度?
产生的动态内容可能如下所示,所以我只想计算前3个li标签的高度.
<ul> <li>23 Feb 2011<br />Synergy Launch new website...<br />Lorem ipsum dolor sit amet,consectetur adipiscing elit. Nunc gravida lacus a ligula dictum dignissim....</li> <li>23 Feb 2011<br />Expat children "receive improv...<br />Expat children enjoy a better standard of education whilst living abroad compared to their home country according to the HSBC Offshore Offspring Report,...</li> <li>25 Feb 2011<br />London Market favours Landlord...<br />The lettings market has swung dramatically in favour of landlords as an average six applicants chase every available property in London. This is a dramatic rise...</li> <li>23 Feb 2011<br />Synergy Launch new website...<br />Lorem ipsum dolor sit amet,consectetur adipiscing elit. Nunc gravida lacus a ligula dictum dignissim....</li> </ul>
谢谢你的帮助
J.