javascript读取xml文件
2008-11-01 01:39
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核心部分
<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<script language="javascript">
//创建Dom对象
function createDocument() {
var aVersions = ["MSXML2.DOMDocument.5.0",
"MSXML2.DOMDocument.4.0",
"MSXML2.DOMDocument.3.0",
"MSXML2.DOMDocument",
"Microsoft.XmlDom"
];
for (var i = 0; i < aVersions.length; i++) {
try {
var oXmlDom = new ActiveXObject(aVersions[i]);
return oXmlDom;
} catch (oError) {
}
}
throw new Error("MSXML is not installed.");
}
function init() {
var oXmlDom = createDocument();
oXmlDom.async = true;
oXmlDom.onreadystatechange = function () {
if (oXmlDom.readyState == 4) {
if (oXmlDom.parseError.errorCode == 0) {
parseBookInfo(oXmlDom);
}else{
var str = "An error occurred!!/n" +
"Description: " + oXmlDom.parseError.reason + "/n" +
"File: " + oXmlDom.parseError.url + "/n" +
"Line: " + oXmlDom.parseError.line + "/n" +
"Line Position: " + oXmlDom.parseError.linePos + "/n" +
"Source Code: " + oXmlDom.parseError.srcText;
alert(str);
}
}
};
oXmlDom.load("books.xml");
}
//文档解析
function parseBookInfo(oXmlDom) {
var oRoot = oXmlDom.documentElement;
var oFragment = document.createDocumentFragment();
var aBooks = oRoot.getElementsByTagName("book");
//遍历生成每个信息
for (var i = 0; i < aBooks.length; i++) {
var sIsbn = aBooks[i].getAttribute("isbn");
var sAuthor, sTitle, sPublisher;
var oCurrentChild = aBooks[i].firstChild;
do {
switch (oCurrentChild.tagName) {
case "title":sTitle = oCurrentChild.text; break;
case "author":sAuthor = oCurrentChild.text; break;
case "publisher":sPublisher = oCurrentChild.text; break;
default: break;
}
}while(oCurrentChildoCurrentChild = oCurrentChild.nextSibling);
//---------------生成显示页面--------------
//生成每个xml元素的基本容器
var divContainer = document.createElement("div");
var imgBookCover = document.createElement("img");
var divContent = document.createElement("div");
var sOdd = (i % 2)?"":"-odd";
divContainer.className = "bookContainer" + sOdd;
//封面信息
imgBookCover.src = "images/" + sIsbn + ".jpg";
imgBookCover.className = "bookCover";
divContainer.appendChild(imgBookCover);
//标题
var h3Title = document.createElement("h3");
h3Title.appendChild(document.createTextNode(sTitle));
divContent.appendChild(h3Title);
//作者
divContent.appendChild(document.createTextNode("Written by: " + sAuthor));
divContent.appendChild(document.createElement("br"));
divContent.appendChild(document.createTextNode("ISBN: #" + sIsbn));
//出版社
var divPublisher = document.createElement("div");
divPublisher.className = "bookPublisher";
divPublisher.appendChild(document.createTextNode("Published by: " + sPublisher));
divContent.appendChild(divPublisher);
//组装
divContent.className = "bookContent";
divContainer.appendChild(divContent);
oFragment.appendChild(divContainer);
document.body.appendChild(oFragment);
}
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Book XML Exercise</title>
<link rel="stylesheet" type="text/css" href="books.css" />
<script type="text/javascript" src="zxml.js"></script>
</head>
<body onload="init()">
</body>
</html>
books.xml
<?xml version="1.0" encoding="utf-8"?>
<bookList>
<book isbn="0471777781">
<title>Professional Ajax</title>
<author>Nicholas C. Zakas, Jeremy McPeak, Joe Fawcett</author>
<publisher>Wrox</publisher>
</book>
<book isbn="0764579088">
<title>Professional JavaScript for Web Developers</title>
<author>Nicholas C. Zakas</author>
<publisher>Wrox</publisher>
</book>
<book isbn="0764557599">
<title>Professional C#</title>
<author>Simon Robinson, et al</author>
<publisher>Wrox</publisher>
</book>
<book isbn="1861006314">
<title>GDI+ Programming: Creating Custom Controls Using C#</title>
<author>Eric White</author>
<publisher>Wrox</publisher>
</book>
<book isbn="1861002025">
<title>Professional Visual Basic 6 Databases</title>
<author>Charles Williams</author>
<publisher>Wrox</publisher>
</book>
</bookList>
css
body{
font-size:12px;
text-align:left;
}
div{
}
.bookContainer-odd{
background-color:#CCCCFF;
border:1px solid #000000;
padding:5px;
margin:5px;
width:600px;
}
.bookContainer{
background-color:#CC99FF;
border:1px solid #000000;
padding:5px;
margin:5px;
width:600px;
}
.bookCover{
max-height:160px;
max-width:200px;
border:none;
}
<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<script language="javascript">
//创建Dom对象
function createDocument() {
var aVersions = ["MSXML2.DOMDocument.5.0",
"MSXML2.DOMDocument.4.0",
"MSXML2.DOMDocument.3.0",
"MSXML2.DOMDocument",
"Microsoft.XmlDom"
];
for (var i = 0; i < aVersions.length; i++) {
try {
var oXmlDom = new ActiveXObject(aVersions[i]);
return oXmlDom;
} catch (oError) {
}
}
throw new Error("MSXML is not installed.");
}
function init() {
var oXmlDom = createDocument();
oXmlDom.async = true;
oXmlDom.onreadystatechange = function () {
if (oXmlDom.readyState == 4) {
if (oXmlDom.parseError.errorCode == 0) {
parseBookInfo(oXmlDom);
}else{
var str = "An error occurred!!/n" +
"Description: " + oXmlDom.parseError.reason + "/n" +
"File: " + oXmlDom.parseError.url + "/n" +
"Line: " + oXmlDom.parseError.line + "/n" +
"Line Position: " + oXmlDom.parseError.linePos + "/n" +
"Source Code: " + oXmlDom.parseError.srcText;
alert(str);
}
}
};
oXmlDom.load("books.xml");
}
//文档解析
function parseBookInfo(oXmlDom) {
var oRoot = oXmlDom.documentElement;
var oFragment = document.createDocumentFragment();
var aBooks = oRoot.getElementsByTagName("book");
//遍历生成每个信息
for (var i = 0; i < aBooks.length; i++) {
var sIsbn = aBooks[i].getAttribute("isbn");
var sAuthor, sTitle, sPublisher;
var oCurrentChild = aBooks[i].firstChild;
do {
switch (oCurrentChild.tagName) {
case "title":sTitle = oCurrentChild.text; break;
case "author":sAuthor = oCurrentChild.text; break;
case "publisher":sPublisher = oCurrentChild.text; break;
default: break;
}
}while(oCurrentChildoCurrentChild = oCurrentChild.nextSibling);
//---------------生成显示页面--------------
//生成每个xml元素的基本容器
var divContainer = document.createElement("div");
var imgBookCover = document.createElement("img");
var divContent = document.createElement("div");
var sOdd = (i % 2)?"":"-odd";
divContainer.className = "bookContainer" + sOdd;
//封面信息
imgBookCover.src = "images/" + sIsbn + ".jpg";
imgBookCover.className = "bookCover";
divContainer.appendChild(imgBookCover);
//标题
var h3Title = document.createElement("h3");
h3Title.appendChild(document.createTextNode(sTitle));
divContent.appendChild(h3Title);
//作者
divContent.appendChild(document.createTextNode("Written by: " + sAuthor));
divContent.appendChild(document.createElement("br"));
divContent.appendChild(document.createTextNode("ISBN: #" + sIsbn));
//出版社
var divPublisher = document.createElement("div");
divPublisher.className = "bookPublisher";
divPublisher.appendChild(document.createTextNode("Published by: " + sPublisher));
divContent.appendChild(divPublisher);
//组装
divContent.className = "bookContent";
divContainer.appendChild(divContent);
oFragment.appendChild(divContainer);
document.body.appendChild(oFragment);
}
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Book XML Exercise</title>
<link rel="stylesheet" type="text/css" href="books.css" />
<script type="text/javascript" src="zxml.js"></script>
</head>
<body onload="init()">
</body>
</html>
books.xml
<?xml version="1.0" encoding="utf-8"?>
<bookList>
<book isbn="0471777781">
<title>Professional Ajax</title>
<author>Nicholas C. Zakas, Jeremy McPeak, Joe Fawcett</author>
<publisher>Wrox</publisher>
</book>
<book isbn="0764579088">
<title>Professional JavaScript for Web Developers</title>
<author>Nicholas C. Zakas</author>
<publisher>Wrox</publisher>
</book>
<book isbn="0764557599">
<title>Professional C#</title>
<author>Simon Robinson, et al</author>
<publisher>Wrox</publisher>
</book>
<book isbn="1861006314">
<title>GDI+ Programming: Creating Custom Controls Using C#</title>
<author>Eric White</author>
<publisher>Wrox</publisher>
</book>
<book isbn="1861002025">
<title>Professional Visual Basic 6 Databases</title>
<author>Charles Williams</author>
<publisher>Wrox</publisher>
</book>
</bookList>
css
body{
font-size:12px;
text-align:left;
}
div{
}
.bookContainer-odd{
background-color:#CCCCFF;
border:1px solid #000000;
padding:5px;
margin:5px;
width:600px;
}
.bookContainer{
background-color:#CC99FF;
border:1px solid #000000;
padding:5px;
margin:5px;
width:600px;
}
.bookCover{
max-height:160px;
max-width:200px;
border:none;
}
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