| Value | Meaning |
|---|---|
| None0 | no component |
| Scheme1 | the URI scheme component |
| User2 | the URI user component |
| Password3 | the URI password component |
| AuthParams4 | the URI authentication parameters component |
| Host5 | the URI host component |
| Port6 | the URI port component |
| Path7 | the URI path component |
| Query8 | the URI query component |
| Fragment9 | the URI fragment component |
Enum values passed to func@uri_copy to indicate the components of the URI that should be updated with the given values.