How to serialize/ deserialize master detail xml to class

[Sudip_inn]

suppose below master detail xml is stored in string variable. now how to write class as a result i can deserialize the below xml to my class and also serialize my class to xml which will be stored in string variable. looking for example code.

when to use xml array attribute ?

<Root>
<Orders>
<OrderID>10248</OrderID>
<CustomerID>VINET</CustomerID>
<EmployeeID>5</EmployeeID>
<OrderDate>1996-07-04T00:00:00</OrderDate>
<RequiredDate>1996-08-01T00:00:00</RequiredDate>
<ShippedDate>1996-07-16T00:00:00</ShippedDate>
<ShipVia>3</ShipVia>
<Freight>32.3800</Freight>
<ShipName>Vins et alcools Chevalier</ShipName>
<ShipAddress>59 rue de l'Abbaye</ShipAddress>
<ShipCity>Reims</ShipCity>
<ShipPostalCode>51100</ShipPostalCode>
<ShipCountry>France</ShipCountry>
<OrderDetails>
<OrderID>10248</OrderID>
<ProductID>11</ProductID>
<UnitPrice>14.0000</UnitPrice>
<Quantity>12</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
<OrderDetails>
<OrderID>10248</OrderID>
<ProductID>42</ProductID>
<UnitPrice>9.8000</UnitPrice>
<Quantity>10</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
<OrderDetails>
<OrderID>10248</OrderID>
<ProductID>72</ProductID>
<UnitPrice>34.8000</UnitPrice>
<Quantity>5</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
</Orders>
<Orders>
<OrderID>10249</OrderID>
<CustomerID>TOMSP</CustomerID>
<EmployeeID>6</EmployeeID>
<OrderDate>1996-07-05T00:00:00</OrderDate>
<RequiredDate>1996-08-16T00:00:00</RequiredDate>
<ShippedDate>1996-07-10T00:00:00</ShippedDate>
<ShipVia>1</ShipVia>
<Freight>11.6100</Freight>
<ShipName>Toms Spezialitäten</ShipName>
<ShipAddress>Luisenstr. 48</ShipAddress>
<ShipCity>Münster</ShipCity>
<ShipPostalCode>44087</ShipPostalCode>
<ShipCountry>Germany</ShipCountry>
<OrderDetails>
<OrderID>10249</OrderID>
<ProductID>14</ProductID>
<UnitPrice>18.6000</UnitPrice>
<Quantity>9</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
<OrderDetails>
<OrderID>10249</OrderID>
<ProductID>51</ProductID>
<UnitPrice>42.4000</UnitPrice>
<Quantity>40</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
</Orders>
<Orders>
<OrderID>10250</OrderID>
<CustomerID>HANAR</CustomerID>
<EmployeeID>4</EmployeeID>
<OrderDate>1996-07-08T00:00:00</OrderDate>
<RequiredDate>1996-08-05T00:00:00</RequiredDate>
<ShippedDate>1996-07-12T00:00:00</ShippedDate>
<ShipVia>2</ShipVia>
<Freight>65.8300</Freight>
<ShipName>Hanari Carnes</ShipName>
<ShipAddress>Rua do Paço, 67</ShipAddress>
<ShipCity>Rio de Janeiro</ShipCity>
<ShipRegion>RJ</ShipRegion>
<ShipPostalCode>05454-876</ShipPostalCode>
<ShipCountry>Brazil</ShipCountry>
<OrderDetails>
<OrderID>10250</OrderID>
<ProductID>41</ProductID>
<UnitPrice>7.7000</UnitPrice>
<Quantity>10</Quantity>
<Discount>0.0000000e+000</Discount>
</OrderDetails>
<OrderDetails>
<OrderID>10250</OrderID>
<ProductID>51</ProductID>
<UnitPrice>42.4000</UnitPrice>
<Quantity>35</Quantity>
<Discount>1.5000001e-001</Discount>
</OrderDetails>
<OrderDetails>
<OrderID>10250</OrderID>
<ProductID>65</ProductID>
<UnitPrice>16.8000</UnitPrice>
<Quantity>15</Quantity>
<Discount>1.5000001e-001</Discount>
</OrderDetails>
</Orders>
</Root>

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