DataSet dataSet = new DataSet(); // code to populate the DataSet dataSet.WriteXml("data.xml");
DataSet dataSet = new DataSet(); // code to populate the DataSet using (FileStream fileStream = new FileStream("data.xml", FileMode.Create)) { dataSet.WriteXml(fileStream); }This example creates a new DataSet, populates it with data, and then writes the contents to a new FileStream object. The resulting XML data is then written to the file stream and saved to disk. Package library: The System.Data DataSet WriteXml method is part of the .NET Framework, which is a package library provided by Microsoft. This library contains a large number of classes and functions for developing applications on the Windows platform, including data access, networking, security, and more. The DataSet class and related data management functions are part of the System.Data namespace, which is included in the System.Data.dll assembly.