❮ Math Methods
Example
System.out.println(Math.decrementExact(12002));
System.out.println(Math.decrementExact(18));
System.out.println(Math.decrementExact(32));
System.out.println(Math.decrementExact(947));Definition and Usage
The decrementExact() method returns 1 less than a specified integer and throws an exception if an overflow occurs. This prevents incorrect results that can occur from the overflow.
One of the following
public static int decrementExact(int
x )public static long decrementExact(long
x )Parameter Values
| Parameter | Description |
|---|---|
| x | Required. An integer to decrement from. |
Technical Details
| Returns: | An int or long value representing 1 less than an integer. |
|---|---|
| Throws: | ArithmeticException - If the decrement causes an overflow. |
| Java version: | 1.8+ |