PPT Slide

Method Summary for Interface Collection - Continued

boolean equals(Object o) Compares the specified object with this collection for equality.

int hashCode() Returns the hash code value for this collection. boolean isEmpty() Returns true if this collection contains no elements.

Iterator iterator() Returns an iterator over the elements in this collection.

boolean remove(Object o) Removes a single instance of the specified element from this collection, if it is present (optional operation).

boolean removeAll(Collection c) Removes all this collection's elements that are also contained in the specified collection (optional operation).

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