Java Tuple setAt1() method for Pair class

The setAt0() method is used to set the Pair value in JavaTuples and a copy with a new value at the specified index i.e. index 1 here.

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

import org.javatuples.Pair;

NoteSteps to download and run JavaTuples program If you are using Eclipse IDE to run Pair 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.Pair;
public class Demo {
   public static void main(String[] args) {
      Pair < String, String > p1 = Pair.with("One", "Two");
      Pair < String, String > p2 = p1.setAt1("Three");
      System.out.println("Result = " + p2);


Result = [One, Three]

Updated on: 30-Jul-2019


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