tests whether the map has a value with the given key @param key @return true if a key is found, false otherwise
(K key)
| 46 | * @return true if a key is found, false otherwise |
| 47 | */ |
| 48 | boolean containsKey(K key); |
| 49 | |
| 50 | /** |
| 51 | * Note: This is shorthand for (getSize() == 0) |
no outgoing calls