Method put

classpath/java/util/HashMap.java:190–200

(K key, V value)

  }

  public V put(K key, V value) {
    Cell<K, V> c = find(key);
    if (c == null) {
      insert(helper.make(key, value, null));
      return null;
    } else {
      V old = c.getValue();
      c.setValue(value);
      return old;
    }
  }

  public void putAll(Map<? extends K,? extends V> elts) {
    for (Map.Entry<? extends K, ? extends V> entry : elts.entrySet()) {