Std.List.fold
1 declaration
fn
fold: &Array[T] -> fn(A, T) -> A -> A -> AThis is a callable function.
What it does
Combine every element into one, left to right.
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.