<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>無標(biāo)題文檔</title></head><body><div>? javascript ?? <p>javascript</p>? <div>jQuery</div>? <h5>PHP</h5></div><script type="text/javascript">?var a=document.getElementsByTagName("div")[0].childNodes;?for (i=0;i<a.length;i++){? ? ?document.write("節(jié)點(diǎn)類型："+a[i].nodeType+"<br/>");? ? ?document.write("節(jié)點(diǎn)名稱："+a[i].nodeName+"<br/>");? ? ?document.write("節(jié)點(diǎn)值："+a[i].nodeValue+"<br/>");? ? ?document.write("<br/>");? ? ?}</script></body></html>
結(jié)果也預(yù)想的不一樣，為什么？
weibo_sweet丹丹201_0
2016-01-06 16:27:42
