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XmlConvert.ToString Method (Double)

Converts the Double to a String.

Namespace:  System.Xml
Assemblies:   System.Xml (in System.Xml.dll)
  System.Xml.ReaderWriter (in System.Xml.ReaderWriter.dll)

public static string ToString(
	double value
)

Parameters

value
Type: System.Double

The value to convert.

Return Value

Type: System.String
A string representation of the Double.

If value is Double.PositiveInfinity or Double.NegativeInfinity, this method returns the string INF or -INF respectively.

The following example, converts data types to string and then writes the information out to the console.

using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main()
  {

    //Define the order data.  They will be converted to string  
    //before being written out.
    Int16 custID = 32632;
    String orderID = "367A54";
    DateTime orderDate = new DateTime();
    orderDate = DateTime.Now;
    Double price = 19.95;

    //Create a writer that outputs to the console.
    XmlTextWriter writer = new XmlTextWriter (Console.Out);
    writer.Formatting = Formatting.Indented;

    //Write an element (this one is the root)
    writer.WriteStartElement("order");

    //Write the order date.
    writer.WriteAttributeString("date", XmlConvert.ToString(orderDate, "yyyy-MM-dd"));

    //Write the order time.
    writer.WriteAttributeString("time", XmlConvert.ToString(orderDate, "HH:mm:ss"));

    //Write the order data.
    writer.WriteElementString("orderID", orderID);
    writer.WriteElementString("custID", XmlConvert.ToString(custID));
    writer.WriteElementString("price", XmlConvert.ToString(price));

    //Write the close tag for the root element
    writer.WriteEndElement();

    //Write the XML and close the writer
    writer.Close();  

  }

}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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