ReadonlyKeyedContainer<K, V> Interface

Package: @esfx/collection-core

A ReadonlyKeyedContainer<K, V> describes a keyed container object, such as a Map or WeakMap, that can contain other values and whose elements can be accessed by key.

Declaration

export interface ReadonlyKeyedContainer<K, V> 

Methods

[ReadonlyKeyedContainer.get](key)

Gets the value in the container associated with the provided key, if it exists.

Declaration

[ReadonlyKeyedContainer.get](key: K): V | undefined;

Parameters

key

K

Returns

V | undefined

[ReadonlyKeyedContainer.has](key)

Tests whether a key is present in the container.

Declaration

[ReadonlyKeyedContainer.has](key: K): boolean;

Parameters

key

K

Returns

boolean