java日歷類add方法

日歷類setFirstDayOfWeek()方法 (Calendar Class setFirstDayOfWeek() method)

• setFirstDayOfWeek() method is available in java.util package.

  setFirstDayOfWeek()方法在java.util包中可用。

• setFirstDayOfWeek() method is used to sets the first day of the week.

  setFirstDayOfWeek()方法用于設置一周的第一天。

• setFirstDayOfWeek() method is a non-static method, it is accessible with the class object and if we try to access the method with the class name then we will get an error.

  setFirstDayOfWeek()方法是一種非靜態方法，可通過類對象訪問，如果嘗試使用類名稱訪問該方法，則會收到錯誤消息。

• The return type of the method is void, it does not return anything.

  方法的返回類型為void ，它不返回任何內容。

• setFirstDayOfWeek() method accepts only one parameter is of int type.

  setFirstDayOfWeek()方法僅接受一個int類型的參數。

• setFirstDayOfWeek() method does not throw an exception at the time of set first day of the week.

  setFirstDayOfWeek()方法在設置一周的第一天時不會引發異常。

Syntax:

句法：

public void setFirstDayOfWeek(int day);

Parameter(s):

參數：

• int day – represents the value of the first day of the week.

  int day –表示一周中第一天的值。

Return value:

返回值：

The return type of this method is void, it returns nothing.

此方法的返回類型為void ，不返回任何內容。

Example:

例：

// Java Program to demonstrate the example of // void setFirstDayOfWeek(int day) method of Calendarimport java.util.*;public class SetFirstDayOfWeek {public static void main(String args[]) {// Instantiating a Calendar objectCalendar ca = Calendar.getInstance();System.out.println("ca: " + ca.getTime());// By using setFirstDayOfWeek(int fi) method is to // set the first day of the week of this Calendarca.setFirstDayOfWeek(4);// By using getFirstDayOfWeek() method is to// return the first day of the weekint day = ca.getFirstDayOfWeek();// Display First day of the weekSystem.out.println("ca.getFirstDayOfWeek(): " + day);} }

Output

輸出量

ca: Sun Feb 02 08:15:19 GMT 2020 ca.getFirstDayOfWeek(): 4

翻譯自: https://www.includehelp.com/java/calendar-setfirstdayofweek-method-with-example.aspx

java日歷類add方法

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