java.time.YearMonth.minus() Method Example

Description

The java.time.YearMonth.minus(TemporalAmount amountToSubtract) method returns a copy of this YearMonth with the specified YearMonth subtracted.

Declaration

Following is the declaration for java.time.YearMonth.minus(TemporalAmount amountToSubtract) method.

public YearMonth minus(TemporalAmount amountToSubtract)

Parameters

amountToSubtract − the amount to subtract, not null.

Return Value

a YearMonth based on this YearMonth with the specified YearMonth subtracted, not null.

Exception

• DateTimeException − if the subtraction cannot be made.

• UnsupportedTemporalTypeException − if the unit is not supported.

• ArithmeticException − if numeric overflow occurs.

Example

The following example shows the usage of java.time.YearMonth.minus(TemporalAmount amountToSubtract) method.

package com.tutorialspoint;

import java.time.Period;
import java.time.YearMonth;
import java.time.temporal.ChronoField;

public class YearMonthDemo {
   public static void main(String[] args) {

      YearMonth date = YearMonth.of(2017,12); 
      System.out.println(date.get(ChronoField.MONTH_OF_YEAR));
      System.out.println(date.minus(Period.ofMonths(4)).get(ChronoField.MONTH_OF_YEAR));
   }
}

Let us compile and run the above program, this will produce the following result −

12
8