運行不出來，求助大神們~~~
<!DOCTYPE?HTML>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8">
<title>無標題文檔</title>
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<body>
<div>
??javascript??
??<p>javascript</p>
??<div>jQuery</div>
??<h5>PHP</h5>
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<script?type="text/javascript">
?var?a=document.getElementsByTagName("div")[0];
?document.write(a.childNodes);
?for(var?i=0;i<a.length;i++){
????document.write(a[i].nodeName);
????document.write(a[i].nodeValue);
????document.write(a[i].nodeType);
????}
?
</script>
</body>
</html>
2015-05-25
你的a.childNodes是個數組·····但是a不是···你怎么能循環呢···
var?a=document.getElementsByTagName("div")[0].childNodes; ?document.write(a); ?for(var?i=0;i<a.length;i++){ ????document.write(a[i].nodeName); ????document.write(a[i].nodeValue); ????document.write(a[i].nodeType); ????}