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Instant now() Method in Java with Examples

  • Difficulty Level : Easy
  • Last Updated : 21 Jan, 2019
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In Instant class, there are two types of now() method depending upon the parameters passed to it.

now()

now() method of a Instant class used to obtain the current instant from the system UTC clock.This method will return instant based on system UTC clock.

Syntax:

public static Instant now()

Parameters: This method accepts no parameter.

Return value: This method returns the current instant using the system clock



Below programs illustrate the now() method:
Program 1:




// Java program to demonstrate
// Instant.now() method
  
import java.time.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create an Instant object
        Instant lt
            = Instant.now();
  
        // print result
        System.out.println("Instant : "
                           + lt);
    }
}
Output:
Instant : 2019-01-21T05:47:26.853Z

now(Clock clock)

now(Clock clock) method of a Instant class used to return the current instant based on the specified clock passed as parameter.

Syntax:

public static Instant now(Clock clock)

Parameters: This method accepts clock as parameter which is the clock to use.

Return value: This method returns the current instant.

Below programs illustrate the now() method:
Program 1:




// Java program to demonstrate
// Instant.now() method
  
import java.time.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create a clock
        Clock cl = Clock.systemUTC();
  
        // create an Instant object using now(Clock)
        Instant lt
            = Instant.now(cl);
  
        // print result
        System.out.println("Instant : "
                           + lt);
    }
}
Output:
Instant : 2019-01-21T05:47:29.886Z

References:
https://docs.oracle.com/javase/10/docs/api/java/time/Instant.html#now()
https://docs.oracle.com/javase/10/docs/api/java/time/Instant.html#now(java.time.Clock)

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