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Java Date Time - DayOfWeek.of() Examples

Java Date Time Java Java API

Class:

java.time.DayOfWeek

Method:


public DayOfWeek of(int dayOfWeek)

Returns the DayOfWeek enum instance corresponding to the specified day from 1 (Monday) to 7 (Sunday) per ISO-8601 standard.

Throws DateTimeException if specified dayOfWeek is not between 1 to 7.

Examples:

package com.logicbig.example.dayofweek;

import java.time.DayOfWeek;

public class OfExample {
    public static void main (String[] args) {
        DayOfWeek day = DayOfWeek.of(3);
        System.out.println(day);
    }
}

Output

WEDNESDAY

package com.logicbig.example.dayofweek;

import java.time.DayOfWeek;

public class OfExample2 {
    public static void main (String[] args) {
        DayOfWeek day = DayOfWeek.of(8);
        System.out.println(day);
    }
}

Output

Caused by: java.time.DateTimeException: Invalid value for DayOfWeek: 8
	at java.time.DayOfWeek.of(DayOfWeek.java:165)
	at com.logicbig.example.dayofweek.OfExample2.main(OfExample2.java:12)
	... 6 more

See Also