What is Duration.ofDays() in Java?

Introduction

ofDays is a staticThe methods in Java that can be called without creating an object of the class. method of the Duration class that is used get a Duration class instance that corresponds to the number of regular 24-hour days.

The seconds are determined with the usual definition of a day, which is 86400 seconds or 24 hours every day.

Import the Duration class

ofDays is defined in the Duration class, which is defined in the java.time package.

To import the Duration class, use the import statement below:

import java.time.Duration;

Syntax

public static Duration ofDays(long days)

Parameters

  • long days: The number of days. This parameter can be positive or negative.

Return value

The method returns a Duration object.

Code

In the code below, we create two Duration class objects with a positive and negative number of days. Then, we print the objects to the console.

import java.time.Duration;
public class Main{
    public static void main(String[] args) {
        // calling a function for positive days
        Duration positiveDays = Duration.ofDays(5);
        // printing
        System.out.println("Positive Days - " + positiveDays);
        // calling a function for negative days
        Duration negativeDays = Duration.ofDays(-5);
        // printing
        System.out.println("Negative Days - " + negativeDays);
    }
}

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