The contains() method of Quartet class in JavaTuples

To search a value in JavaTuples Quartet class, you need to use the contains() method.

Let us first see what we need to work with JavaTuples. To work with Quartet class in JavaTuples, you need to import the following package −

import org.javatuples.Quartet;

NoteSteps to download and run JavaTuples program. If you are using Eclipse IDE to run Quartet Class in JavaTuples, then Right Click Project → Properties → Java Build Path → Add External Jars and upload the downloaded JavaTuples jar file.

The following is an example −


import org.javatuples.Quartet;
public class Demo {
   public static void main(String[] args) {
      Quartet < String, String, String, String > q =
      Quartet.with("Football", "Hockey", "Cricket", "Tennis");
      boolean res = q.contains("Cricket");
      System.out.println("Does value exist in the Tuple? = " + res);


Does value exist in the Tuple? = true

Updated on: 30-Jul-2019


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