<init>

HashMap()

HashMap(initialCapacity: Int, loadFactor: Float = 0f)

Constructs an empty HashMap instance.

HashMap(original: Map<out K, V>)

Constructs an instance of HashMap filled with the contents of the specified original map.

entries

open val entries: MutableSet<MutableEntry<K, V>>

Returns a read-only Set of all key/value pairs in this map.

size

open val size: Int

Returns the number of key/value pairs in the map.

keys

open val keys: MutableSet<K>

Returns a read-only Set of all keys in this map.

values

open val values: MutableCollection<V>

Returns a read-only Collection of all values in this map. Note that this collection may contain duplicate values.

clear

open fun clear()

Removes all elements from this map.

containsKey

open fun containsKey(key: K): Boolean

Returns true if the map contains the specified key.

containsValue

open fun containsValue(value: V): Boolean

Returns true if the map maps one or more keys to the specified value.

createEntrySet

open fun createEntrySet(): MutableSet<MutableEntry<K, V>>

get

open operator fun get(key: K): V?

Returns the value corresponding to the given key, or null if such a key is not present in the map.

put

open fun put(key: K, value: V): V?

Associates the specified value with the specified key in the map.

remove

open fun remove(key: K): V?

Removes the specified key and its corresponding value from this map.