using System;

using System.IO;

using System.Diagnostics;

using System.Collections;

using System.Xml.Linq;

using System.Linq;

using System.Web;

using System.Xml;

public class Program

{

    public static void Main()

    {

        var fileName = "testlog.xml";

        // CREATE a file in your Sandbox using .NET Fiddle 

        WriteFile(fileName);

        var xmlDoc = XDocument.Load("testlog.xml");

        // READ an existing file in your Sandbox using .NET Fiddle

        //var s = ReadAllText(fileName);

        //Console.Write(s);

    }

    public static void WriteFile(string path)

    {

        File.WriteAllText(path, "<?xml version=\"1.0\"?><ProductData xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\">  <Date>2017-03-03T09:16:16.4651802Z</Date>  <OrderName>VW_17032515-01</OrderName>  <ProductType>VW_17032515-01</ProductType>  <MachineID>flash019</MachineID>  <JigIdUpper>0001</JigIdUpper>  <JigIdLower>0001</JigIdLower>  <PanelDMC>00000000000012A8</PanelDMC>  <MCUs />  <PCBs>    <PCB>      <DutNr>1</DutNr>      <DutDMC>A25F5601</DutDMC>      <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>      <ICTSerialNumber>31373033323531352D303131313132333531393432353235303031</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>2</DutNr>      <DutDMC>A25F5602</DutDMC>      <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>    <ICTSerialNumber>31373033323531352D303131313132333531393432353235303032</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>3</DutNr>      <DutDMC>A25F5603</DutDMC>      <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>     <ICTSerialNumber>31373033323531352D303131313132333531393432353235303033</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>4</DutNr>      <DutDMC>A25F5604</DutDMC>       <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>     <ICTSerialNumber>31373033323531352D303131313132333531393432353235303034</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>5</DutNr>      <DutDMC>A25F5605</DutDMC>      <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>     <ICTSerialNumber>31373033323531352D303131313132333531393432353235303035</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status />    </PCB>    <PCB>      <DutNr>6</DutNr>      <DutDMC>A25F5606</DutDMC>       <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>      <ICTSerialNumber>31373033323531352D303131313132333531393432353235303036</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>7</DutNr>      <DutDMC>A25F5607</DutDMC>       <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>     <ICTSerialNumber>31373033323531352D303131313132333531393432353235303037</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    <PCB>      <DutNr>8</DutNr>      <DutDMC>A25F5608</DutDMC>     <FBS4Number></FBS4Number>      <FBS4Status></FBS4Status>      <ESCL></ESCL>      <ICTSerialNumber>31373033323531352D303131313132333531393432353235303038</ICTSerialNumber>      <HwvERSION>303033</HWvERSION>      <LedIntensity>FFFFFF</LedIntensity>      <Status>0000</Status>    </PCB>    </PCBs></ProductData>");

    }

    public static string ReadAllText(string path)

    {

        return File.ReadAllText(path);

    }

}