LocalDate isBefore() method in Java with Examples

The isBefore() method of LocalDate class in Java checks if this date is before the specified date.

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 LocalDate in Java:



Program 1:

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// Program to illustrate the isBefore() method
  
import java.util.*;
import java.time.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the first date
        LocalDate dt1 = LocalDate.parse("2018-11-27");
        // Parses the second date
        LocalDate dt2 = LocalDate.parse("2017-11-27");
  
        // Checks
        System.out.println(dt1.isBefore(dt2));
    }
}

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Output:

false

Program 2:

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// Program to illustrate the isBefore() method
  
import java.util.*;
import java.time.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the first date
        LocalDate dt1 = LocalDate.parse("2018-11-27");
        // Parses the second date
        LocalDate dt2 = LocalDate.parse("2019-11-27");
  
        // Checks
        System.out.println(dt1.isBefore(dt2));
    }
}

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Output:

true

Reference: https://docs.oracle.com/javase/10/docs/api/java/time/LocalDate.html#isBefore(java.time.chrono.ChronoLocalDate)

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