Java Java.util.Calendar.setFirstDayOfWeek()用法及代码示例

描述

这个java.util.Calendar.setFirstDayOfWeek(int)方法设置一周的第一天。

声明

以下是声明java.util.Calendar.setFirstDayOfWeek()方法

public void setFirstDayOfWeek(int value)

参数

value- 一周的第一天。

返回值

此方法不返回值。

异常

NA

示例

下面的例子展示了 java.util.calendar.setFirstDayOfWeek() 方法的用法。

package com.tutorialspoint;

import java.util.*;

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

      // create a calendar
      Calendar cal = Calendar.getInstance();

      // print current first day of the week
      int day = cal.getFirstDayOfWeek();
      System.out.println("Current first day of the week:" + day);

      // set first day of the week as something else
      cal.setFirstDayOfWeek(Calendar.WEDNESDAY);

      // print altered first day of the week
      day = cal.getFirstDayOfWeek();;
      System.out.println("Altered first day of the week:" + day);
   }
}

让我们编译并运行上面的程序，这将产生以下结果——

Current first day of the week:2
Altered first day of the week:4