The minus() method of a ChronoLocalDateTime interface is used to return a copy of this ChronoLocalDateTime with the specified amount subtracted to date-time. The amount is typically Period or Duration but may be any other type implementing the TemporalAmount interface.
default ChronoLocalDateTime minus(TemporalAmount amountTosubtract)
Parameters: This method accepts one single parameter amountTosubtract which is the amount to subtract, It should not be null.
Return value: This method returns ChronoLocalDateTime based on this date-time with the subtractition made, not null.
This method throws following Exceptions:
- DateTimeException – if the subtraction cannot be made
- ArithmeticException – if numeric overflow occurs
Below programs illustrate the minus() method:
Original ChronoLocalDateTime: 2019-12-31T19:15:30 ChronoLocalDateTime after subtracting Days: 2019-12-21T19:15:30
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