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Java Instant Class | toString() Method with Example

Instant Class toString() method: Here, we are going to learn about the toString() method of Instant Class with its syntax and example.
Submitted by Preeti Jain, on May 28, 2020

Instant Class toString() method

• toString() method is available in java.time package.
• toString() method is used to represent this Instant as a String by using the standards ISO-8601 format.
• toString() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
• toString() method does not throw an exception at the time of representing this object as a string.

Syntax:

    public String toString();

Parameter(s):

• None

Return value:

The return type of this method is String, it represents this Instant as a String by using ISO-8601 standards format.

Example:

// Java program to demonstrate the example 
// of String toString() method 
// of Instant

import java.time.*;

public class ToStringOfInstant {
    public static void main(String args[]) {
        // Instantiates two Instant
        Instant ins1 = Instant.parse("2006-04-03T05:10:15.00Z");
        Instant ins2 = Instant.now();

        // Display ins1,ins2 
        System.out.println("Instant ins1 and ins2: ");
        System.out.println("ins1: " + ins1);
        System.out.println("ins2: " + ins2);

        System.out.println();

        // Here, this method toString()
        // represents this Instant ins1 
        // as a String
        String to_string = ins1.toString();

        // Display to_string
        System.out.println("ins1.toString(): " + to_string);

        // Here, this method toString()
        // represents this Instant ins2 
        // as a String
        to_string = ins2.toString();

        // Display to_string
        System.out.println("ins2.toString(): " + to_string);
    }
}

Output

Instant ins1 and ins2: 
ins1: 2006-04-03T05:10:15Z
ins2: 2020-05-27T05:55:54.328647Z

ins1.toString(): 2006-04-03T05:10:15Z
ins2.toString(): 2020-05-27T05:55:54.328647Z