Index - O
| onExcept | Data.Effect.Except |
| onException | Data.Effect.Resource |
| onException_ | Data.Effect.Resource |
| orderOf | Data.Effect.TH |
| OrElse | Data.Hefty.Union |
| Output | |
| 1 (Data Constructor) | Data.Effect.Output |
| 2 (Type/Class) | Data.Effect.Output |
| output | Data.Effect.Output |
| output' | Data.Effect.Output |
| output'' | Data.Effect.Output |
| overFreer | Control.Freer |
| overHefty | Control.Hefty |