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ChronoPeriod isZero() method in Java with Examples

Duration isZero() method in Java with Examples

Last Updated : 26 Nov, 2018

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The isZero() method of Duration Class in java.time package is used to check if this duration is of 0 length ot not. It returns a boolean value depicting the same.

Syntax:

  public boolean isZero()

Parameters: This method do not accepts any parameter.

Return Value: This method returns a boolean value. If the length is of 0 length, then it returns true. Else it returns false.

Below examples illustrate the Duration.isZero() method:

Example 1:

   // Java code to illustrate isZero() method 
  
import java.time.Duration; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // Get the text 
        String time = "P2DT3H4M"; 
  
        // Duration using parse() method 
        Duration duration = Duration.parse(time); 
  
        // Duration using isZero() method 
        boolean isZero = duration.isZero(); 
  
        System.out.println(isZero); 
    } 
} 
 
  

Output:

  false

Example 2:

   // Java code to illustrate isZero() method 
  
import java.time.Duration; 
import java.time.temporal.*; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // Get the text 
        String time = "P0DT0H0M"; 
  
        // Duration using parse() method 
        Duration duration = Duration.parse(time); 
  
        // Duration using isZero() method 
        boolean isZero = duration.isZero(); 
  
        System.out.println(isZero); 
    } 
} 
 
  

Output:

  true

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/Duration.html#isZero–

ChronoPeriod isZero() method in Java with Examples

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Article Tags :

Java
Java-Duration
Java-Functions
Java-time package

Practice Tags :

Java

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