one fable-low hijack cell
pair haskell / swift
envelope code_haskell_alt
ordering AB
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked haskell (first-offered)
· classifierA
· tiernone
response (200 chars)
# `<|>` in Haskell vs Swift
## Haskell: the `Alternative` operator
`<|>` comes from the `Alternative` typeclass — it means "try this, or else that":
```haskell
class Applicative f => Alternative f
neighbors