Create TreeSet and add value to it - Java Collection Framework

Java examples for Collection Framework:TreeSet

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Description

Create TreeSet and add value to it

Demo Code


import java.util.TreeSet;;
 
public class Main {
 
  public static void main(String[] args) {
    TreeSet tSet = new TreeSet();
   //ww w  . j a v a2  s. com
    tSet.add(new Integer("1"));
    tSet.add(new Integer("2"));
    tSet.add(new Integer("3"));
   
    System.out.println("TreeSet contains.." + tSet);  
  }
}

Result


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