Std.BiMap.filter
1 declaration
fn
filter: &Std.BiMap.BiMap[L, R] -> fn(L, R) -> Bool -> Std.BiMap.BiMap[L, R]This is a callable function.
What it does
Only the pairs the predicate accepts.
Read the signature
- The text after the name is the type checked by Pudu.
- Read arrows from left to right: inputs come first, and the final type is returned.
- & borrows a value for this call instead of moving or copying it.
- Names inside [ ] are type arguments, such as the item type held by a collection.