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[¶ÁÊé±Ê¼Ç][JavaScriptȨÍþÖ¸ÄÏ(µÚËİæ)][DOM]

1.HTMLÎĵµÊ÷Ðαíʾ
2.Node[] Node.childNodes 
//·µ»ØNode¶ÔÏóµÄËùÓÐ×Ö½Úµã
3.Node.firstChild  /  lastChild  /nextSibling(ÏÂÒ»¸öÐֵܽڵã)  / previousSibling (ÉÏÒ»¸öÐֵܽڵã)  / parentNode
ÊôÐÔ
4.Node.appendChild()  /  removeChild()  /  replaceChild(oNewNode
,oOldNode
)  / insertBefor(oNewNode,oChildNode
)
5.
³£ÓýڵãÀàÐÍ£º
6.ÉèÖÃÊôÐԵķ½·¨£º
string ELEMENT.getAttribute(sAttribute) 
ELEMENT.setAttribute(sAttributeName,sAttributeValue) 
ELEMENT.removeAttribute(sAttributeName)
7.ºËÐÄDOM API
8.//±éÀúÎĵµ½Úµã,¼Ç¼½ÚµãÊý
function countTags(node){
    var numtags=0;
    if(node.nodeType==1)
        numtags++;                           
    var children=node.childNodes;
    for(var i=0;i<children.length;i++){       
        numtags+=countTags(children[i]);
    }
    return numtags;
}
9.ËÑË÷ÎĵµÖÐÌØ¶¨ÔªËØ
  collObjects
= object
.getElementsByTagName(
sTagName
)
 
oElement
= document
.getElementById(
sIDValue
)
10.´´½¨Îı¾ÔªËØ  oTextNode
= document
.createTextNode(
[
sText
]
)
11.¸Ä±äÎı¾ÔªËصķ½·¨ÓÐ
  TextNode.appendData(string data)
  deleteData(nOffect,nCount)    /*°ü»»nOffset*/ 
  replaceData(nOffset,nCount,sString)  /*nOffest¿ªÊ¼Î»ÖÃ,°üº¬nOffset;nCountÓ°ÏìÊý;sStringÌæ»»Îı¾*/


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