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Javascript is compatible with various browsers to parse XML document data.

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Javascript is compatible with various browsers to parse XML document data.

This document describes how to parse XML document data in Javascript compatible with browsers. Share it with you for your reference. The specific analysis is as follows:

Many documents on the website that Parse XML documents using JS are more or less problematic,

The following code is used to parse XML documents and be compatible with various browsers.

ParseXMLDOM. js code:

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/*

* Parse XML documents in pure JS (compatible with various browsers)

*/

Function parseXMLDOM (){

Var _ browserType = "";

Var _ xmlFile = "";

Var _ XmlDom = null;

Return {

"GetBrowserType": function (){

Return _ browserType;

},

"SetBrowserType": function (browserType ){

_ BrowserType = browserType;

},

"GetXmlFile": function (){

Return _ xmlFile;

},

"SetXmlFile": function (xmlFile ){

_ XmlFile = xmlFile;

},

"GetXmlDom": function (){

Return _ XmlDom;

},

"SetXmlDom": function (XmlDom ){

_ XmlDom = XmlDom;

},

"GetBrowserType": function (){

Var browserType = "";

If (navigator. userAgent. indexOf ("MSIE ")! =-1 ){

BrowserType = "IE ";

} Else if (navigator. userAgent. indexOf ("Chrome ")! =-1 ){

BrowserType = "Chrome ";

} Else if (navigator. userAgent. indexOf ("Firefox ")! =-1 ){

BrowserType = "Firefox"

}

Return browserType;

},

"CreateXmlDom": function (xmlDom ){

If (this. getBrowserType () = "IE") {// IE browser

XmlDom = new ActiveXObject ('Microsoft. XMLDOM ');

XmlDom. async = false;

XmlDom. load (this. getXmlFile ());

} Else {

Var xmlhttp = new XMLHttpRequest ();

Xmlhttp. open ("GET", this. getXmlFile (), false );

Xmlhttp. send (null );

XmlDom = xmlhttp. responseXML;

}

Return xmlDom;

},

"ParseXMLDOMInfo": function (){

Var xmlDom = this. getXmlDom ();

If (this. getBrowserType () = "IE "){

Var bookObj = xmlDom. selectNodes ("books/book ");

If (typeof (bookObj )! = "Undifined "){

Var strHtml = "";

For (var I = 0; I <bookObj. length; I ++ ){

StrHtml + = bookObj [I]. selectSingleNode ("isbn"). text;

StrHtml + = "";

StrHtml + = bookObj [I]. selectSingleNode ("price"). text;

StrHtml + = "";

StrHtml + = bookObj [I]. selectSingleNode ("title"). text;

If (I! = BookObj. length-1 ){

StrHtml + = "<br> ";

}

}

}

} Else {

Var book = xmlDom. getElementsByTagName ("book ");

Var strHtml = "";

For (var I = 0; I <book. length; I ++ ){

StrHtml + = book [I]. getElementsByTagName ("isbn") [0]. textContent;

StrHtml + = "";

StrHtml + = "";

StrHtml + = book [I]. getElementsByTagName ("price") [0]. textContent;

StrHtml + = "";

StrHtml + = book [I]. getElementsByTagName ("title") [0]. textContent;

If (I! = Book. length-1 ){

StrHtml + = "<br> ";

}

}

}

Document. getElementById ("msg"). innerHTML = strHtml;

}

}

}

Window. onload = function (){

Var parseObj = new parseXMLDOM ();

// Set the browser type

ParseObj. setBrowserType (parseObj. getBrowserType ());

// Set the file path

ParseObj. setXmlFile ("test. xml ");

// Create XMLDOM

ParseObj. setXmlDom (parseObj. createXmlDom (null ));

// Parse XMLDOM

ParseObj. parseXMLDOMInfo ();

}

Index.html code:

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<! DOCTYPE html>

<Html>

<Head>

<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8">

<Title> parse data in XML documents by JS (compatible with all browsers) </title>

<Script language = "javascript" type = "text/javascript" src = "js/parseXMLDOM. js"> </script>

</Head>

<Body>

<Span id = "msg"> </span>

</Body>

</Html>

Test. xml code:

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<? Xml version = "1.0" encoding = "UTF-8"?>

<Books>

<Book>

<Isbn> 2207-1258-123 </isbn>

<Price> 25 </price>

<Title> Javascript </title>

</Book>

<Book>

<Isbn> 2207-1258-456 </isbn>

<Price> 50 </price>

<Title> Ajax </title>

</Book>

<Book>

<Isbn> 2207-1258-789 </isbn>

<Price> 75 </price>

<Title> C # </title>

</Book>

</Books>

I hope this article will help you design javascript programs.

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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