Java PriorityQueue size() Method

The size() method of PriorityQueue class returns the number of elements contained by this collection. If there are more than Integer.MAX_VALUE elements in this collection, the method returns Integer.MAX_VALUE.

Syntax

Parameter

NA

Specified By

The size() method of PriorityQueue class is specified by:

• size() method in interface Collection<E>.
• size() method in interface AbstractCollection<E>.

Return Value

The size() method returns the count of elements contained by this collection.

Example 1

Output:

First PriorityQueueis : [123, 375, 258, 682, 842, 654, 556, 998] The size of first queue is: 8 Second PriorityQueueis : [Gaurav, Hitesh] The size of second queue is: 2 

Example 2

Output:

The strength of Btech_Cse is 5 

Example 3

Output:

2 elements = [Himanshu, Rinku] 0 elements = []