What is an iterator in Java?

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Neha Batra

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In Java, an iterator is an interface provided by the Java Collections Framework that allows iterating over the elements of a collection (such as a list, set, or map) without exposing the underlying implementation details of the collection. Iterators provide a way to traverse the elements of a collection...
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In Java, an iterator is an interface provided by the Java Collections Framework that allows iterating over the elements of a collection (such as a list, set, or map) without exposing the underlying implementation details of the collection. Iterators provide a way to traverse the elements of a collection sequentially and perform operations on each element. read less
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