Index - O
| octal | Text.Parser.Token |
| octDigit | Text.Parser.Char |
| oneOf | Text.Parser.Char |
| oneOfSet | Text.Parser.Char |
| Operator | |
| 1 (Type/Class) | Text.Parser.Expression |
| 2 (Data Constructor) | Text.Parser.Token.Highlight |
| OperatorTable | Text.Parser.Expression |
| option | Text.Parser.Combinators |
| optional | Text.Parser.Combinators |