ChronoLocalDateTime equals() method in Java with Examples

The equals() method of ChronoLocalDateTime interface in Java method checks if this date is equal to another date, including the Chronology.

Syntax:

boolean equals(Object other)

Parameter: This method accepts a parameter other which specifies the other date to compare to.



Return Value: It returns a boolean value that is true if these two are equal, else it returns false. Also if the parameter is null, it returns false.

Below programs illustrate the equals() method of ChronoLocalDateTime in Java:

Program 1:

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// Program to illustrate the equals() method
  
import java.util.*;
import java.time.*;
import java.time.chrono.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // First date
        ChronoLocalDateTime dt
            = LocalDateTime.parse("2018-12-06T19:21:12");
  
        System.out.println(dt);
  
        // Second date
        ChronoLocalDateTime dt1
            = LocalDateTime.parse("2018-12-06T19:21:12");
  
        System.out.println(dt1);
  
        // Compare both dates
        System.out.println(dt1.equals(dt));
    }
}

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Output:

2018-12-06T19:21:12
2018-12-06T19:21:12
true

Program 2:

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// Program to illustrate the equals() method
  
import java.util.*;
import java.time.*;
import java.time.chrono.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // First date
        ChronoLocalDateTime dt
            = LocalDateTime.parse("2018-12-05T19:21:12");
        System.out.println(dt);
  
        // Second date
        ChronoLocalDateTime dt1
            = LocalDateTime.parse("2018-12-06T19:21:12");
        System.out.println(dt1);
  
        // Compare both dates
        System.out.println(dt1.equals(dt));
    }
}

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Output:

2018-12-05T19:21:12
2018-12-06T19:21:12
false

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/chrono/ChronoLocalDateTime.html#equals-java.lang.Object-



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