Duration subtractFrom(Temporal) method in Java with Examples
Last Updated :
26 Nov, 2018
The subtractFrom(Temporal) method of Duration Class in java.time package is used subtract this duration to the specified temporal object, passed as the parameter.
Syntax:
public Temporal subtractFrom?(Temporal temporalObject)
Parameters: This method accepts a parameter temporalObject which is the amount to be adjusted in this duration. It should not be null.
Return Value: This method returns an object of the same type with the temporalObject adjusted to it.
Exception: This method throws:
- DateTimeException: if unable to subtract.
- ArithmeticException: if numeric overflow occurs.
Below examples illustrate the Duration.subtractFrom() method:
Example 1:
import java.time.*;
public class GFG {
public static void main(String[] args)
{
Duration duration1
= Duration.parse( "P2DT3H4M" );
LocalDateTime currentTime
= LocalDateTime.now();
System.out.println( "Original time: "
+ currentTime);
System.out.println(
duration1
.subtractFrom(currentTime));
}
}
|
Output:
Original time: 2018-11-26T06:48:30.256
2018-11-24T03:44:30.256
Example 2:
import java.time.*;
public class GFG {
public static void main(String[] args)
{
Duration duration2
= Duration.ofDays(- 5 );
LocalDateTime currentTime
= LocalDateTime.now();
System.out.println( "Original time: "
+ currentTime);
System.out.println(
duration2
.subtractFrom(currentTime));
}
}
|
Output:
Original time: 2018-11-26T06:48:33.319
2018-12-01T06:48:33.319
Reference: https://docs.oracle.com/javase/9/docs/api/java/time/Duration.html#subtractFrom-java.time.temporal.Temporal-
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