| definition: |
containsKey :: Trie a -> String -> Bool containsKey = (isJust .) . flip lookup |
| demand: |
no demanded arguments |
| deterministic: |
deterministic operation |
| documentation: |
--- Checks whether a key is in the trie. |
| failfree: |
() |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{() |-> {.._#lambda508}}
|
| name: |
containsKey |
| precedence: |
no precedence defined |
| result-values: |
{.._#lambda508}
|
| signature: |
Trie a -> String -> Prelude.Bool |
| solution-complete: |
operation might suspend on free variables |
| terminating: |
possibly non-terminating |
| totally-defined: |
possibly non-reducible on same data term |