[¶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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if( ! this.prototype[ name]){
this.prototype[ name ] = func;
}
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