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WeekFields weekOfMonth() method in Java with Examples

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The weekOfMonth() method of WeekFields class is used to return the field to access the week of month based on this WeekFields.
For example:

  • if the 1st day of the month is a Monday, week one starts on the 1st and there is no week zero
  • if the 2nd day of the month is a Monday, week one starts on the 2nd and the 1st is in week zero
  • if the 4th day of the month is a Monday, week one starts on the 4th and the 1st to 3rd is in week zero
  • if the 5th day of the month is a Monday, week two starts on the 5th and the 1st to 4th is in week one

This field can be used with any calendar system.

Syntax:

public TemporalField weekOfMonth()

Parameters: This method accepts nothing.

Return value: This method returns a field providing access to the week-based-year, not null.

Below programs illustrate the WeekFields.weekOfMonth() method:
Program 1:




// Java program to demonstrate
// WeekFields.weekOfMonth() method
  
import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.temporal.TemporalField;
import java.time.temporal.WeekFields;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create WeekFields
        WeekFields weekFields
            = WeekFields.of(DayOfWeek.MONDAY, 1);
  
        // apply weekOfMonth()
        TemporalField weekOfMonth
            = weekFields.weekOfMonth();
  
        // create a LocalDate
        LocalDate day
            = LocalDate.of(2021, 12, 21);
  
        // get week of month for localdate
        int wom = day.get(weekOfMonth);
  
        // print results
        System.out.println("week of month for "
                           + day + " :" + wom);
    }
}


Output:

week of month for 2021-12-21 :4

Program 2:




// Java program to demonstrate
// WeekFields.weekOfMonth() method
  
import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.temporal.TemporalField;
import java.time.temporal.WeekFields;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create WeekFields
        WeekFields weekFields
            = WeekFields.of(DayOfWeek.SUNDAY, 1);
  
        // apply weekOfMonth()
        TemporalField weekOfMonth
            = weekFields.weekOfMonth();
  
        // create a LocalDate
        LocalDate day = LocalDate.of(2020, 01, 10);
  
        // get week of month for localDate
        int wom = day.get(weekOfMonth);
  
        // print results
        System.out.println("week of month for "
                           + day + " :" + wom);
    }
}


Output:

week of month for 2020-01-10 :2

References: https://docs.oracle.com/javase/10/docs/api/java/time/temporal/WeekFields.html#weekOfMonth()



Last Updated : 29 Jan, 2020
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