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是否可以在不迭代它们的情况下获得多个元素的组合高度?请注意,<li>元素可能具有不同的高度。
<li>
以下不起作用,如果切片从零开始,只会返回一个值(未组合)。
$('#myList li').slice(4,8).count();
Hopefully simple java question I've just forgotten or never understood. I've been playing with Loaders in Android 4.0. The program is working as was but now I'm looking to the 'next' part. I want a