The Java.util.LinkedHashSet.size() method is used to get the size of the LinkedHashSet or the number of elements present in the LinkedHashSet.
Syntax:
Linked_Hash_Set.size()
Parameters: This method does not takes any parameter.
Return Value: The method returns the size or the number of elements present in the LinkedHashSet.
Below program illustrate the Java.util.LinkedHashSet.size() method:
// Java code to illustrate LinkedHashSet.size() method import java.util.*; import java.util.LinkedHashSet;   public class LinkedHashSetDemo {     public static void main(String args[])     {         // Creating an empty LinkedHashSet         LinkedHashSet<String> set = new LinkedHashSet<String>();           // Use add() method to add elements into the Set         set.add( "Welcome" );         set.add( "To" );         set.add( "Geeks" );         set.add( "4" );         set.add( "Geeks" );           // Displaying the LinkedHashSet         System.out.println( "LinkedHashSet: " + set);           // Displaying the size of the LinkedHashSet         System.out.println( "The size of the set is: "                            + set.size());     } } |
LinkedHashSet: [Welcome, To, Geeks, 4] The size of the set is: 4