Java DayOfWeek values()用法及代碼示例

java.time.DayOfWeek的values()方法是Java中的內置函數，它返回包含星期幾的數組，例如星期一，星期二等，以它們聲明的順序。

方法聲明：

public static DayOfWeek[] values()

用法:

DayOfWeek week[] =  DayOfWeek.values()

參數：此方法不接受任何參數。

返回值：該函數返回一個數組，該數組包含聲明星期幾的日期。

以下示例程序旨在說明上述方法：
示例1:

// Java Program Demonstrate values() 
// method of DayOfWeek 
import java.time.DayOfWeek; 
  
class DayOfWeekExample { 
    public static void main(String[] args) 
    { 
        // Initializing an array containing 
        // all the days of the Week 
        DayOfWeek week[] = DayOfWeek.values(); 
  
        // Printing the days of the Week 
        for (DayOfWeek c : week) 
            System.out.println(c); 
    } 
}

輸出：

MONDAY
TUESDAY
WEDNESDAY
THURSDAY
FRIDAY
SATURDAY
SUNDAY

示例2:

// Java Program Demonstrate values() 
// method of DayOfWeek 
import java.time.DayOfWeek; 
  
class DayOfWeekExample { 
    public static void main(String[] args) 
    { 
        // Initializing an array containing 
        // all the days of the Week 
        DayOfWeek week[] = DayOfWeek.values(); 
  
        // Printing the days of the Week 
        for (int i = 0; i < week.length; i++) 
            System.out.println(week[i] 
                               + " has int value - "
                               + (i + 1)); 
    } 
}

輸出：

MONDAY has int value - 1
TUESDAY has int value - 2
WEDNESDAY has int value - 3
THURSDAY has int value - 4
FRIDAY has int value - 5
SATURDAY has int value - 6
SUNDAY has int value - 7

參考： https://docs.oracle.com/javase/8/docs/api/java/time/DayOfWeek.html#values–

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注：本文由純淨天空篩選整理自rupesh_rao大神的英文原創作品 DayOfWeek values() method in Java with Examples。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。