Index - O
| onError | Data.Sv.Decode.Core | 
| optionalField | Data.Sv.Decode.Core | 
| orElse | Data.Sv.Decode.Core | 
| orElseE | Data.Sv.Decode.Core | 
| orEmpty | |
| 1 (Function) | Data.Sv.Decode.Core | 
| 2 (Function) | Data.Sv.Encode.Core | 
sv-core-0.4.1: Encode and decode separated values (CSV, PSV, ...)