MonthDay withDayOfMonth() Method in Java with Examples
Last Updated :
15 Jan, 2019
withDayOfMonth(int dayOfMonth) method of the MonthDay class used to alter the day-of-month of MonthDay object using dayOfMonth passed as a parameter and after that method returns the copy of altered MonthDay.An exception is thrown If the day-of-month value is invalid for the specified month after altering operation.
Syntax:
public MonthDay withDayOfMonth(int dayOfMonth)
Parameters: This method accepts dayOfMonth as parameter which is the day-of-month to set in the return month-day, from 1 to 31.
Return value: This method returns a MonthDay based on this month-day with the requested day.
Exception: This method throws DateTimeException if the day-of-month value is invalid, or if the day-of-month is invalid for the month.
Below programs illustrate the withDayOfMonth() method:
Program 1:
import java.time.*;
import java.time.temporal.*;
public class GFG {
public static void main(String[] args)
{
MonthDay monthday
= MonthDay.of( 8 , 28 );
System.out.println( "MonthDay before"
+ " applying method: "
+ monthday);
MonthDay updatedlocal
= monthday.withDayOfMonth( 21 );
System.out.println( "MonthDay after"
+ " applying method: "
+ updatedlocal);
}
}
|
Output:
MonthDay before applying method: --08-28
MonthDay after applying method: --08-21
Program 2:
import java.time.*;
import java.time.temporal.*;
public class GFG {
public static void main(String[] args)
{
MonthDay monthday
= MonthDay.of( 10 , 31 );
System.out.println( "MonthDay before"
+ " applying method: "
+ monthday);
MonthDay updatedlocal
= monthday.withDayOfMonth( 12 );
System.out.println( "MonthDay after"
+ " applying method: "
+ updatedlocal);
}
}
|
Output:
MonthDay before applying method: --10-31
MonthDay after applying method: --10-12
References: https://docs.oracle.com/javase/10/docs/api/java/time/MonthDay.html#withDayOfMonth(int)
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