Java Calendar getWeeksInWeekYear() 方法

2024年11月3日 | 阅读 1 分钟

java.util.Calendar 类的 getWeeksInWeekYear() 方法返回一年中的总周数，形式为整数。

语法

参数

不传递任何参数。

返回值

返回周年的周数（整数）

抛出

UnsupportedOperationException: 如果日历中定义了任何周数。

示例 1

import java.util.Calendar;
public class JavaCalendargetWeeksInWeekYearExample1 {    
    public static void main(String[] args){
		Calendar mycal = Calendar.getInstance();
		System.out.println(" Current Time:" + mycal.getTime());	
                System.out.println("Weeks in week year :"
				+ mycal.getWeeksInWeekYear());
		mycal.setWeekDate(1996, 23, 6 );
		System.out.println("Changed Time:"+mycal.getTime());
		System.out.println("Weeks in week year :"
				+ mycal.getWeeksInWeekYear());
}
}

输出

Current Time:Thu Aug 09 16:36:58 PDT 2018
Weeks in week year :52
Changed Time:Fri Jun 07 16:36:58 PDT 1996
Weeks in week year :52

示例 2

import java.util.Calendar;
public class JavaCalendargetWeeksInWeekYearExample2 {
    public static void main(String args[])
    {  
       Calendar mycal = Calendar.getInstance();
    mycal.setFirstDayOfWeek(Calendar.SUNDAY);
    mycal.setMinimalDaysInFirstWeek(7);
    mycal.setTimeInMillis(100);
    int wk = mycal.get(Calendar.WEEK_OF_YEAR);
    System.out.println("Week : " +wk);
    int wY = mycal.getWeekYear();
    System.out.println("Weekayear  : " +wY);
    int y = mycal.get(Calendar.YEAR);
    System.out.println("Year  : " +y);
        int w = mycal.getWeeksInWeekYear();
        System.out.println("Week : " +w);
    }
    }

输出

Week : 52
Weekayear  : 1969
Year  : 1969
Week : 52

下一主题Java-calendar-getweekyear-method

Java Calendar getWeeksInWeekYear() 方法

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示例 1

示例 2

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Java Calendar getWeeksInWeekYear() 方法

语法

参数

返回值

抛出

示例 1

示例 2

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