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Java OffsetDateTime isEqual()用法及代碼示例

Java中OffsetDateTime類的isEqual()方法檢查該日期是否等於指定的日期時間,如果是,則返回true。

用法:

public boolean isEqual(OffsetDateTime other)

參數:此方法接受一個參數other,該參數檢查此日期時間是否等於另一個日期時間。


返回值:如果等於其他日期時間,則返回true,否則返回false。

以下示例程序旨在說明isEqual()方法:

示例1:

// Java program to demonstrate the isEqual() method 
  
import java.time.OffsetDateTime; 
import java.time.ZonedDateTime; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // Parses the date1 
        OffsetDateTime date1 
            = OffsetDateTime 
                  .parse("2018-12-12T13:30:30+05:00"); 
  
        // Parses the date2 
        OffsetDateTime date2 
            = OffsetDateTime 
                  .parse("2018-12-12T13:30:30+05:00"); 
  
        // Prints both dates 
        System.out.println("Date1: " + date1); 
        System.out.println("Date2: " + date2); 
  
        // Compare both 
        System.out.println("Date1 equals Date2? "
                           + date1.isEqual(date2)); 
    } 
}
輸出:
Date1: 2018-12-12T13:30:30+05:00
Date2: 2018-12-12T13:30:30+05:00
Date1 equals Date2? true

程序2

// Java program to demonstrate the isEqual() method 
  
import java.time.OffsetDateTime; 
import java.time.ZonedDateTime; 
  
public class GFG { 
    public static void main(String[] args) 
    { 
  
        // Parses the date1 
        OffsetDateTime date1 
            = OffsetDateTime 
                  .parse("2018-12-12T13:30:30+05:00"); 
  
        // Parses the date2 
        OffsetDateTime date2 
            = OffsetDateTime 
                  .parse("2015-12-12T13:30:30+05:00"); 
  
        // Prints both dates 
        System.out.println("Date1: " + date1); 
        System.out.println("Date2: " + date2); 
  
        // Compare both 
        System.out.println("Date1 equals Date2? "
                           + date1.isEqual(date2)); 
    } 
}
輸出:
Date1: 2018-12-12T13:30:30+05:00
Date2: 2015-12-12T13:30:30+05:00
Date1 equals Date2? false

參考: https://docs.oracle.com/javase/10/docs/api/java/time/OffsetDateTime.html#isEqual(java.time.OffsetDateTime)



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