Method key

basex-core/src/main/java/org/basex/util/hash/IntSet.java:78–80

Returns the key with the specified index. @param index index of the key (starts with 1) @return key

(final int index)

   * @return key
   */
  public final int key(final int index) {
    return keys[index];
  }

  /**
   * Stores the specified key and returns its index,