Format XML in C#

/// <summary> 

/// Formats the provided XML so it's indented and humanly-readable. 

/// </summary> 

/// <param name="inputXml">The input XML to format.</param> 

/// <returns></returns> 

public static string FormatXml(string inputXml) 

{ 

    XmlDocument document = new XmlDocument(); 

    document.Load(new StringReader(inputXml)); 

    StringBuilder builder = new StringBuilder(); 

    using (XmlTextWriter writer = new XmlTextWriter(new StringWriter(builder))) 

    { 

        writer.Formatting = Formatting.Indented; 

        document.Save(writer); 

    } 

    return builder.ToString(); 

}