| <customer | |
| xmlns="http://www.example.com/foo" | |
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | |
| id="123"> | |
| <firstName>Jane</firstName> | |
| <lastName xsi:nil="true"/> | |
| <phoneNumbers> | |
| <phoneNumber type="work">555-1111</phoneNumber> | |
| </phoneNumbers> | |
| </customer> |