Java Calendar getTimeZone()用法及代碼示例

Calendar類中的getTimeZone()方法用於返回此Calendar的當前時區。

用法:

public TimeZone getTimeZone()

參數：該方法不包含任何參數。

返回值：該方法返回此Calendar對象的時區。

以下示例程序旨在說明Calendar類的getTimeZone()方法的用法：
示例1:

// Java code to illustrate 
// getTimeZone() method 
  
import java.util.*; 
  
public class Calendar_Demo { 
    public static void main(String args[]) 
    { 
        // Creating a calendar object 
        Calendar calndr = Calendar.getInstance(); 
  
        // Getting the time zone of calendar 
        TimeZone time_zone = calndr.getTimeZone(); 
  
        // Displaying the current time zone 
        System.out.println("The current Time zone is: "
                           + time_zone.getDisplayName()); 
    } 
}

輸出：

The current Time zone is: Coordinated Universal Time

示例2:

// Java code to illustrate 
// getTimeZone() method 
  
import java.util.*; 
  
public class Calendar_Demo { 
    public static void main(String args[]) 
    { 
        // Creating a calendar object 
        Calendar calndr = Calendar.getInstance(); 
  
        // Getting the time zone of calendar 
        TimeZone time_zone = calndr.getTimeZone(); 
  
        // Displaying the current time zone 
        System.out.println("The current Time zone is: "
                           + time_zone.getDisplayName()); 
  
        // Changing the time zone 
        calndr.setTimeZone( 
            TimeZone.getTimeZone("GMT")); 
  
        System.out.println("New TimeZone: "
                           + calndr.getTimeZone() 
                                 .getDisplayName()); 
    } 
}

輸出：

The current Time zone is: Coordinated Universal Time
New TimeZone: Greenwich Mean Time

參考： https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html#getTimeZone–

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注：本文由純淨天空篩選整理自Chinmoy Lenka大神的英文原創作品 Calendar getTimeZone() 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。