The of() method is a built-in method of the Month ENUM which is used to generate a Month instance from an integer value. The integer value should be in the range 1-12 representing any of the 12 months and the method generates a Month instance from it representing a month-of-year.
Syntax:
public static Month of(int month)
Parameters: This method accepts a single parameter month, which is of integer type.
Return Value: This method returns the corresponding Month instance generated using the parameter passed.
Exception: This method throws a DateTimeException if the month of year passed to the parameter is not valid.
Below programs illustrate the above method:
Program 1:
import java.time.*;import java.time.Month;import java.time.temporal.ChronoField;  class monthEnum {    public static void main(String[] args)    {        // Create a month instance        Month month = Month.of(2);          // Print the month Instance        System.out.println(month);    }} |
Output:
FEBRUARY
Program 2:
import java.time.*;import java.time.Month;import java.time.temporal.ChronoField;  class monthEnum {    public static void main(String[] args)    {        // Create a month instance        Month month = Month.of(12);          // Print the month Instance        System.out.println(month);    }} |
Output:
DECEMBER
Reference: https://docs.oracle.com/javase/8/docs/api/java/time/Month.html#of-int-
