| definition: |
optional :: Mod
optional = Mod id (\a -> a { argOptional = True })
|
| demand: |
no demanded arguments |
| deterministic: |
deterministic operation |
| documentation: |
--- Set the optional flag of an argument. |
| failfree: |
() |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{() |-> {Mod}}
|
| name: |
optional |
| precedence: |
no precedence defined |
| result-values: |
{Mod}
|
| signature: |
Mod |
| solution-complete: |
operationally complete operation |
| terminating: |
yes |
| totally-defined: |
reducible on all ground data terms |