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Java Collections - ArrayDeque.offerFirst() Examples

Java Collections Java Java API 


Class:

java.util.ArrayDeque

java.lang.Objectjava.lang.Objectjava.util.AbstractCollectionjava.util.AbstractCollectionjava.util.CollectionCollectionjava.util.ArrayDequejava.util.ArrayDequejava.util.DequeDequejava.lang.CloneableCloneablejava.io.SerializableSerializableLogicBig

Method:

public boolean offerFirst(E e)

Inserts the specified element at the front of this deque.


Examples


package com.logicbig.example.arraydeque;

import java.util.ArrayDeque;
import java.util.List;

public class OfferFirstExample {

public static void main(String... args) {
ArrayDeque<Integer> ad = new ArrayDeque<>(List.of(8, 5, 7));
System.out.println(ad);
boolean b = ad.offerFirst(3);
System.out.println(b);
System.out.println(ad);
}
}

Output

[8, 5, 7]
true
[3, 8, 5, 7]




See Also