OptionalLong toString() method in Java with examples

The toString() method help us to get a non-empty string representation of this OptionalLong.This non-empty string representation is suitable for debugging. The exact presentation format is unspecified and may vary between implementations and versions.

Syntax:

public String toString()

Parameters: This method accepts nothing.

Return value: This method returns the string representation of this instance.

Below programs illustrate toString() method:
Program 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Java program to demonstrate
// OptionalLong.toString() method
  
import java.util.OptionalLong;
  
public class GFG {
  
    public static void main(String[] args)
    {
  
        // create a OptionalLong
        OptionalLong opLong
            = OptionalLong.of(21342536475643L);
  
        // get value using toString
        String value = opLong.toString();
  
        // print value
        System.out.print("Value: " + value);
    }
}

chevron_right


Output:

Value: OptionalLong[21342536475643]

Program 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Java program to demonstrate
// OptionalLong.toString() method
  
import java.util.OptionalLong;
  
public class GFG {
  
    public static void main(String[] args)
    {
  
        // create a empty OptionalLong
        OptionalLong opLong
            = OptionalLong.empty();
  
        // get value using toString
        String value = opLong.toString();
  
        // print value
        System.out.print("Value: " + value);
    }
}

chevron_right


Output:

Value: OptionalLong.empty

References: https://docs.oracle.com/javase/10/docs/api/java/util/OptionalLong.html#toString()



My Personal Notes arrow_drop_up

I am a Developer I love to code and bring my ideas alive

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.