DayOfWeek of() method in Java with Examples
Last Updated :
19 Mar, 2019
The of() method of java.time.DayOfWeek is an in-built function in Java which returns an instance of DayOfWeek from an int value. The int value ranges between 1 (Monday) to 7 (Sunday).
Method Declaration:
public static DayOfWeek of(int dayOfWeek)
Syntax:
DayOfWeek dayOfWeekObject = DayOfWeek.of(int dayOfWeek)
Parameters: This method takes dayOfWeek as parameter where:
- dayOfWeek – is the int value from 1 (Monday) to 7 (Sunday).
- dayOfWeekObject – is an instance of the DayOfWeek object.
Return Value: The function returns an instance of DayOfWeek object.
Below programs illustrate the above method:
Program 1:
import java.time.DayOfWeek;
class DayOfWeekExample {
public static void main(String[] args)
{
DayOfWeek dayOfWeek = DayOfWeek.of( 4 );
System.out.println( "Day of the Week - "
+ dayOfWeek.name());
System.out.println( "Int Value of "
+ dayOfWeek.name() + " - "
+ dayOfWeek.getValue());
}
}
|
Output:
Day of the Week - THURSDAY
Int Value of THURSDAY - 4
Program 2:
import java.time.DayOfWeek;
class DayOfWeekExample {
public static void main(String[] args)
{
DayOfWeek dayOfWeek = DayOfWeek.of( 7 );
System.out.println( "Day of the Week - "
+ dayOfWeek.name());
System.out.println( "Int Value of "
+ dayOfWeek.name() + " - "
+ dayOfWeek.getValue());
}
}
|
Output:
Day of the Week - SUNDAY
Int Value of SUNDAY - 7
Reference: https://docs.oracle.com/javase/8/docs/api/java/time/DayOfWeek.html#of-int-
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