в 15:30, 26 мая 2010

2010-05-26T15:30:47Z

Admin: 1 версия

2010-05-26T11:51:45Z

1 версия

Новая страница

==Load XML from string and output to browser==



<source lang="csharp">
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Xml" %>
<script runat="server">
void Page_Load(object sender, EventArgs e)
{
XmlDocument empDoc = new XmlDocument();
Response.ContentType = "text/xml";
try
{
//Load the XML from a String
empDoc.LoadXml("<employees>" +
"<employee id="1">" +
"<name><firstName>First Name</firstName>" +
"<lastName>Last Name</lastName>" +
"</name><city>City</city>" +
"<state>WA</state><zipCode>99999</zipCode>" +
"</employee></employees>");
//Save the XML data onto a file
empDoc.Save(MapPath("EmployeesNew.xml"));
Response.Write(empDoc.InnerXml);
}
catch (XmlException xmlEx)
{
Response.Write("XmlException: " + xmlEx.Message);
}
catch (Exception ex)
{
Response.Write("Exception: " + ex.Message);
}
}
</script>

</source>

==Read and format XML data into HTML==



<source lang="csharp">
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Xml" %>
<script runat="server">
void Page_Load(object sender, EventArgs e)
{
//string xmlFilePath = @"C:\Employees.xml";
string xmlFilePath = MapPath("Employees.xml");
string employeeID = "";
try
{
using (XmlReader reader = XmlReader.Create(xmlFilePath))
{
lblResult.Text = "<b>Employees</b>";
lblResult.Text += "<ul/>";
string result;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name == "employee")
{
employeeID = reader.GetAttribute("id");
}
if (reader.Name == "name")
{
lblResult.Text += "<li>" + "Employee - " + employeeID;
lblResult.Text += "<ul>";
lblResult.Text += "<li>ID - " + employeeID + "</li>";
}
if (reader.Name == "firstName")
{
lblResult.Text += "<li>First Name - " + reader.ReadString() + "</li>";
}
if (reader.Name == "lastName")
{
lblResult.Text += "<li>Last Name - " + reader.ReadString() + "</li>";
}
if (reader.Name == "city")
{
lblResult.Text += "<li>City - " + reader.ReadString() + "</li>";
}
if (reader.Name == "state")
{
lblResult.Text += "<li>State - " + reader.ReadString() + "</li>";
}
if (reader.Name == "zipCode")
{
lblResult.Text += "<li>Zipcode - " + reader.ReadElementContentAsInt().ToString() + "</li>";
}
}
else if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.Name == "employee")
{
//Close the open formatting tags
lblResult.Text += "</ul>";
lblResult.Text += "</li>";
}
}
}
lblResult.Text += "</ul>";
}
}
catch (Exception ex)
{
lblResult.Text = "An Exception occurred: " + ex.Message;
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Processing the Data in an XML File</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:label id="lblResult" runat="server" />
</div>
</form>
</body>
</html>
<%--
<?xml version="1.0"?>
<employees>
<employee id="1">
<name>
<firstName>Nancy</firstName>
<lastName>Lee</lastName>
</name>
<city>Seattle</city>
<state>WA</state>
<zipCode>98122</zipCode>
</employee>
<employee id="2">
<name>
<firstName>Jason</firstName>
<lastName>Wang</lastName>
</name>
<city>Vancouver</city>
<state>WA</state>
<zipCode>98123</zipCode>
</employee>
</employees>
--%>

</source>

==Read XML file and output to client==



<source lang="csharp">
<%@ Page Language="C#"%>
<%@ Import Namespace="System.Xml" %>
<%@ Import Namespace="System.Xml.Schema" %>
<script runat="server">
void Page_Load(object sender, EventArgs e)
{
Response.ContentType = "text/xml";
string xmlPath = MapPath("Authors.xml");
XmlReader reader = XmlReader.Create(xmlPath);
XmlSchemaSet schemaSet = new XmlSchemaSet();
XmlSchemaInference schema = new XmlSchemaInference();
schemaSet = schema.InferSchema(reader);
foreach (XmlSchema schemaObj in schemaSet.Schemas())
{
schemaObj.Write(Response.Output);
}
}

</script>

<%--
<?xml version="1.0"?>
<authors>
<author>
<authorID>000-00-0001</authorID>
<lastName>Nancy</lastName>
<firstName>Lee</firstName>
<phone>999 999-9999</phone>
<address>9999 York St.</address>
<city>Regina</city>
<state>LA</state>
<zip>99999</zip>
<contract>true</contract>
</author>
<author>
<authorID>000-00-0002</authorID>
<lastName>First</lastName>
<firstName>Last</firstName>
<phone>415 986-7020</phone>
<address>No Name St.</address>
<city>Vancouver</city>
<state>BC</state>
<zip>88888</zip>
<contract>true</contract>
</author>
</authors>

--%>

</source>

==Use XmlDocument (DOM) to load xml file and output to browser==



<source lang="csharp">
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Xml" %>
<script runat="server">
void Page_Load(object sender, EventArgs e)
{
string xmlPath = MapPath("Authors.xml");
XmlDocument booksDoc = new XmlDocument();
Response.ContentType = "text/xml";
try
{
booksDoc.PreserveWhitespace = true;
booksDoc.Load(xmlPath);
//Write the XML onto the browser
Response.Write(booksDoc.InnerXml);
}
catch (XmlException xmlEx)
{
Response.Write("XmlException: " + xmlEx.Message);
}
catch (Exception ex)
{
Response.Write("Exception: " + ex.Message);
}
}
</script>

<%--
<?xml version="1.0"?>
<authors>
<author>
<authorID>000-00-0001</authorID>
<lastName>Nancy</lastName>
<firstName>Lee</firstName>
<phone>999 999-9999</phone>
<address>9999 York St.</address>
<city>Regina</city>
<state>LA</state>
<zip>99999</zip>
<contract>true</contract>
</author>
<author>
<authorID>000-00-0002</authorID>
<lastName>First</lastName>
<firstName>Last</firstName>
<phone>415 986-7020</phone>
<address>No Name St.</address>
<city>Vancouver</city>
<state>BC</state>
<zip>88888</zip>
<contract>true</contract>
</author>
</authors>
--%>

</source>

← Предыдущая	Версия 15:30, 26 мая 2010
(нет различий)

ASP.Net/XML/XML Output - История изменений

в 15:30, 26 мая 2010

Admin: 1 версия