lastChild和childNodes的問(wèn)題
<body>
<ul?id="con">
<li?id="lesson1">javascript
??<ul>?
??????<li?id="tcon">?基礎(chǔ)語(yǔ)法</li>
??????<li>流程控制語(yǔ)句</li>
??????<li>函數(shù)</li>
??????<li>事件</li>
??????<li>DOM</li>
??</ul>
</li>
<li?id="lesson2">das</li>
<li?id="lesson3">dadf</li>
<li?id="lesson4">HTML/CSS?
??<ul>
????<li>文字</li>
????<li>段落</li>
????<li>表單</li>
????<li>表格</li>??
??</ul>?
</li></ul>??
<script??type="text/javascript">????
???var?mylist?=?document.getElementById("tcon");?
document.write(mylist.parentNode.parentNode.parentNode.lastChild.innerHTML);
document.write(mylist.parentNode.parentNode.parentNode.childNodes[7].innerHTML);
</script>?
</body>childNodes的節(jié)點(diǎn)是怎么數(shù)的??？為什么lastChild是7子節(jié)點(diǎn)啊
2016-06-04
空格算文本節(jié)點(diǎn)