| IDREF | |
| Text from specification | |
|
Values of type IDREF must match the Name production, and values of type IDREFS must match Names; each Name must match the value of an ID attribute on some element in the XML document; i.e., IDREF values must match the value of some ID attribute. |
|
| Explanation | |
|
ID references must refer to actual ID attributes that exist within the document. |
|