Check if a particular value exists in Java TreeSet example : TreeSet « Collections Data Structure « Java

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Check if a particular value exists in Java TreeSet example

   

import java.util.TreeSet;

public class Main {
  public static void main(String[] args) {
    TreeSet<String> tSet = new TreeSet<String>();
    tSet.add("1");
    tSet.add("2");
    tSet.add("3");
    tSet.add("4");
    tSet.add("5");

    boolean blnExists = tSet.contains("3");
    System.out.println("3 exists in TreeSet ? : " + blnExists);
  }
}










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