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Java ZonedDateTime withMinute()用法及代碼示例


ZonedDateTime類的withMinute()方法用於更改此ZonedDateTime中的minute-of-hour,並在此操作後返回ZonedDateTime的副本。此方法在本地時間線上操作,更改本地日期時間的minute-of-hour,並在此操作後更改本地日期時間使用區域ID獲取偏移量,將其轉換回ZonedDateTime。當轉換回ZonedDateTime時,如果本地日期時間重疊,則將盡可能保留偏移量,否則將使用較早的偏移量。此實例是不可變的,不受此方法調用的影響。

用法:

public ZonedDateTime withMinute(int minute)

參數:此方法接受一個表示要設置在結果中的minute-of-hour的參數分鍾,範圍是0-59。


返回值:此方法基於此日期時間和所請求的分鍾返回ZonedDateTime。

異常:如果minute-of-hour值無效,或者minute-of-hour對於year-year無效,則此方法引發DateTimeException。

以下示例程序旨在說明withMinute()方法:
示例1:

// Java program to demonstrate 
// ZonedDateTime.withMinute() method 
  
import java.time.*; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // create a ZonedDateTime object 
        ZonedDateTime zoneddatetime 
            = ZonedDateTime.parse( 
                "2018-12-06T19:21:12.123+05:30[Asia/Calcutta]"); 
  
        // print instance 
        System.out.println("ZonedDateTime before"
                           + " alter minute: "
                           + zoneddatetime); 
  
        // alter minute to 2 
        ZonedDateTime returnvalue 
            = zoneddatetime.withMinute(2); 
  
        // print result 
        System.out.println("ZonedDateTime after "
                           + "alter minute: "
                           + returnvalue); 
    } 
}
輸出:

ZonedDateTime before alter minute: 2018-12-06T19:21:12.123+05:30[Asia/Calcutta]
ZonedDateTime after alter minute: 2018-12-06T19:02:12.123+05:30[Asia/Calcutta]

示例2:

// Java program to demonstrate 
// ZonedDateTime.withMinute() method 
  
import java.time.*; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // create a ZonedDateTime object 
        ZonedDateTime zoneddatetime 
            = ZonedDateTime.parse( 
                "2018-10-25T23:12:31.123+02:00[Europe/Paris]"); 
  
        // print instance 
        System.out.println("ZonedDateTime before"
                           + " alter minute: "
                           + zoneddatetime); 
  
        // alter minute to 50 
        ZonedDateTime returnvalue 
            = zoneddatetime.withMinute(50); 
  
        // print result 
        System.out.println("ZonedDateTime after "
                           + "alter minute: "
                           + returnvalue); 
    } 
}
輸出:

ZonedDateTime before alter minute: 2018-10-25T23:12:31.123+02:00[Europe/Paris]
ZonedDateTime after alter minute: 2018-10-25T23:50:31.123+02:00[Europe/Paris]

參考: https://docs.oracle.com/javase/10/docs/api/java/time/ZonedDateTime.html#withMinute(int)



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注:本文由純淨天空篩選整理自AmanSingh2210大神的英文原創作品 ZonedDateTime withMinute() 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。