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ChronoLocalDate isBefore() method in Java with Examples

  • Last Updated : 29 Apr, 2019

The isBefore() method of ChronoLocalDate interface in Java checks if this date is before the specified date and returns a boolean value stating the same.

Syntax:

public boolean isAfter(ChronoLocalDate date2)

Parameter: This method accept a single mandatory parameter date2 the other date to compare to and not null.

Return Value: The function returns true if this date is before the specified date.

Below programs illustrate the isBefore() method of ChronoLocalDate in Java:

Program 1:




// Program to illustrate the isBefore() method
  
import java.util.*;
import java.time.*;
import java.time.chrono.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the first date
        ChronoLocalDate dt1
            = LocalDate.parse("2018-11-27");
  
        // Parses the second date
        ChronoLocalDate dt2
            = LocalDate.parse("2017-11-27");
  
        // Check if the specified date
        // is before this date
        System.out.println(dt1.isBefore(dt2));
    }
}
Output:
false

Program 2:




// Program to illustrate the isBefore() method
  
import java.util.*;
import java.time.*;
import java.time.chrono.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the first date
        ChronoLocalDate dt1
            = LocalDate.parse("2018-11-27");
  
        // Parses the second date
        ChronoLocalDate dt2
            = LocalDate.parse("2019-11-27");
  
        // Check if the specified date
        // is before this date
        System.out.println(dt1.isBefore(dt2));
    }
}
Output:
true

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/chrono/ChronoLocalDate.html#isBefore-java.time.chrono.ChronoLocalDate-


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