| # getBackingMemory method | |
| *[<Null safety>](https://dart.dev/null-safety)* | |
| - @override | |
| [Vmo](../../zircon/Vmo-class.md) getBackingMemory | |
| (dynamic flags) | |
| _<span class="feature override">override</span>_ | |
| ## Implementation | |
| ```dart | |
| @override | |
| Vmo getBackingMemory(VmoFlags flags) { | |
| return _vmoFn().duplicate( | |
| ZX.RIGHTS_BASIC | ZX.RIGHT_READ | ZX.RIGHT_MAP | ZX.RIGHT_GET_PROPERTY); | |
| } | |
| ``` | |