|
|
<script type="text/Javascript">
//demo1
var xmlDoc = new ActiveXObject("Msxml2.DOMDocument");
var root;
var CDATASection;
xmlDoc.async = false;
xmlDoc.loadXML("<a/>");
root = xmlDoc.documentElement;
CDATASection = xmlDoc.createCDATASection("Hello World!");
root.appendChild(CDATASection);
b=xmlDoc.createElement("Test")
b.text="hahahahaha"
root.appendChild(b);
alert(root.xml);
for(i =0;i<root.childNodes.length;i++)
{
if(root.childNodes[i].nodeType==4)
alert(root.childNodes[i].nodeValue)
}
</script>
<script type="text/Javascript">
//demo2
var xmlDoc = new ActiveXObject("Msxml2.DOMDocument");
xmlDoc.async = false;
xmlDoc.loadXML("<a><![CDATA[aaaaaaaaaaaaaaaaaaaaa]]></a>");
root = xmlDoc.documentElement;
for(i =0;i<root.childNodes.length;i++)
{
if(root.childNodes[i].nodeType==4)
alert(root.childNodes[i].nodeValue)
}
</script>
//demo3( for firefox)
<! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
< HTML >
< HEAD >
< TITLE > 使firefox對xml的處理兼容IE的selectSingleNode selectNodes方法 </ TITLE >
< META NAME ="Author" CONTENT ="emu" >
< META NAME ="Keywords" CONTENT ="firefox IE selectSingleNode selectNodes" >
< META NAME ="Description" CONTENT ="使firefox可以支持selectSingleNode selectNodes方法" >
< SCRIPT LANGUAGE ="JavaScript" >
<!--
var isIE = !! document.all;
function parseXML(st){
if (isIE){
var result = new ActiveXObject( " microsoft.XMLDOM " );
result.loadXML(st);
} else {
var parser = new DOMParser();
var result = parser.parseFromString(st, " text/xml " );
}
return result;
}
if ( ! isIE){
var ex;
XMLDocument.prototype.__proto__.__defineGetter__( " xml " , function (){
try {
return new XMLSerializer().serializeToString( this );
} catch (ex){
var d = document.createElement( " div " );
d.appendChild( this .cloneNode( true ));
return d.innerHTML;
}
});
Element.prototype.__proto__.__defineGetter__( " xml " , function (){
try {
return new XMLSerializer().serializeToString( this );
} catch (ex){
var d = document.createElement( " div " );
d.appendChild( this .cloneNode( true ));
return d.innerHTML;
}
});
XMLDocument.prototype.__proto__.__defineGetter__( " text " , function (){
return this .firstChild.textContent
});
Element.prototype.__proto__.__defineGetter__( " text " , function (){
return this .textContent
});
XMLDocument.prototype.selectSingleNode = Element.prototype.selectSingleNode = function (xpath){
var x = this .selectNodes(xpath)
if ( ! x || x.length < 1 ) return null ;
return x[ 0 ];
}
XMLDocument.prototype.selectNodes = Element.prototype.selectNodes = function (xpath){
var xpe = new XPathEvaluator();
var nsResolver = xpe.createNSResolver( this .ownerDocument == null ?
this .documentElement : this .ownerDocument.documentElement);
var result = xpe.evaluate(xpath, this , nsResolver, 0 , null );
var found = [];
var res;
while (res = result.iterateNext())
found.push(res);
return found;
}
}
var x = parseXML( " <people> <person first-name=/ " eric/ " middle-initial=/ " H/ " last-name=/ " jung/ " > <address street=/ " 321 south st/ " city=/ " denver/ " state=/ " co/ " country=/ " usa/ " /> <address street=/ " 123 main st/ " city=/ " arlington/ " state=/ " ma/ " country=/ " usa/ " /> </person> <person first-name=/ " jed/ " last-name=/ " brown/ " > <address street=/ " 321 north st/ " city=/ " atlanta/ " state=/ " ga/ " country=/ " usa/ " /> <address street=/ " 123 west st/ " city=/ " seattle/ " state=/ " wa/ " country=/ " usa/ " /> <address street=/ " 321 south avenue/ " city=/ " denver/ " state=/ " co/ " country=/ " usa/ " /> </person></people> " );
alert( " 搜索所有人的姓氏（last-name） " )
var results = x.selectNodes( " //person/@last-name " );
for ( var i = 0 ; i < results.length;i ++ )
alert( " Person # " + i + " has the last name " + results[i].nodeValue);
alert( " 搜索第二個人 " );
// IE是以0為下標基數(shù)的，而不是1
if ( ! document.all)
results = x.selectSingleNode( " /people/person[2] " );
else
results = x.selectSingleNode( " /people/person[1] " );
alert(results.xml)
alert( " 獲得住址在donver街上的人 " );
results = x.selectNodes( " //person[address/@city='denver'] " );
for ( var i = 0 ; i < results.length;i ++ )alert(results[i].xml)
if ( ! document.all){
// 獲得所有街名中帶south的地址
results = x.selectNodes( " //address[contains(@street, 'south')] " );
alert(results[ 0 ].xml);
} else {
alert( " IE不支持 //address[contains(@street, 'south')] 這種查詢方式 " )
}
// -->
</ SCRIPT >
</ HEAD >
< BODY >
</ BODY >
</ HTML >
//demo4( cross brower)
http://kb.mozillazine.org/XPath
JavaScript技術(shù)：javascript生成/解析dom的CDATA類型的字段的代碼，轉(zhuǎn)載需保留來源！
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