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AbstractQueue element() method in Java with examples

Last Updated : 11 Jul, 2025
The element() method of AbstractQueue retrieves, but does not remove, the head of this queue. Syntax:
public E element()
Parameters: This method does not accept any parameters. Returns: The method returns the head of the Queue. Exception: The function throws an NoSuchElementException if the queue is empty. Below programs illustrate element() method: Program 1:
Output:
AbstractQueue1 contains : [10, 20, 30, 40, 50]
head : 10
Program 2:
Output:
Exception isjava.util.NoSuchElementException
Reference: https://docs.oracle.com/javase/8/docs/api/java/util/AbstractQueue.html#element--
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