Java 中的 OffsetDateTime getDayOfWeek()方法，带示例

原文:https://www . geesforgeks . org/offsetdatetime-getdayofweek-method-in-Java-with-examples/

Java 中 OffsetDateTime 类的 getDayOfWeek() 方法获取月中的某一天字段。

语法:

public int getDayOfMonth()

参数:此方法接受不接受任何参数。

返回值:返回月日，可以是 1 到 31。

以下程序说明了 getDayOfWeek() 方法:

程序 1 :

// Java program to demonstrate the getDayOfWeek() method

import java.time.OffsetDateTime;

public class GFG {
    public static void main(String[] args)
    {

        // parses a date
        OffsetDateTime date = OffsetDateTime.parse("2018-12-03T12:30:30+01:00");

        // Prints the day of week of given date
        System.out.println("day: " + date.getDayOfWeek());
    }
}

输出:

day: MONDAY

程序二 :

// Java program to demonstrate the getDayOfWeek() method

import java.time.OffsetDateTime;

public class GFG {
    public static void main(String[] args)
    {

        // parses a date
        OffsetDateTime date = OffsetDateTime.parse("2018-12-31T12:30:30+01:00");

        // Prints the day of week of given date
        System.out.println("Day: " + date.getDayOfWeek());
    }
}

输出:

Day: MONDAY

参考:https://docs . Oracle . com/javase/8/docs/API/Java/time/offsetdatetime . html # getDayOfWeek–

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