hasNext(): Returns true if the iteration has more elements. Iterator interface defines three methods as listed below:ġ. itr is of type Iterator interface and refers to “c”. Iterator object can be created by calling iterator() method present in Collection interface. Iterator is the only cursor available for the entire collection framework. Iterator must be used whenever we want to enumerate elements in all Collection framework implemented interfaces like Set, List, Queue, Deque, and all implemented classes of Map interface.

Split() String method in Java with examples.

Output of Java Program | Set 20 (Inheritance).

Output of Java program | Set 18 (Overriding).

Output of Java program | Set 16 (Threads).

Output of Java program | Set 15 (Inner Classes).

Output of Java Programs | Set 14 (Constructors).

Output of Java programs | Set 13 (Collections).

Output of Java programs | Set 10 (Garbage Collection).

Creating Sequential Stream from an Iterator in Java.

Retrieving Elements from Collection in Java (For-each, Iterator, ListIterator & EnumerationIterator).

AbstractCollection in Java with Examples.

ISRO CS Syllabus for Scientist/Engineer Exam.

ISRO CS Original Papers and Official Keys.

GATE CS Original Papers and Official Keys.

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