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Std.MultiMap.get

1 declaration

fn

get: &Std.MultiMap.MultiMap[K, V] -> K -> Array[V]

This is a callable function.

What it does

Every value under a key, in the order they were added, or an empty array.

An empty array rather than Option[Array[V]], because a key with no values

and a key that was never added are the same thing here, and offering two

spellings of one state would invite the caller to distinguish them.

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.

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