Java PriorityQueue.clear()
Syntax
PriorityQueue.clear() has the following syntax.
public void clear()
Example
In the following code shows how to use PriorityQueue.clear() method.
//from w w w . j a v a 2s . c o m
import java.util.PriorityQueue;
public class Main {
public static void main(String args[]) {
PriorityQueue<Integer> prq = new PriorityQueue<Integer>();
for ( int i = 0; i < 10; i++ ){
prq.add (i) ;
}
System.out.println(prq);
prq.clear();
System.out.println(prq);
}
}
The code above generates the following result.
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