ArithmeticException Class

Namespace: System

Assembly: mscorlib.dll (or System.Runtime.dll in .NET Core)

Overview

The ArithmeticException class is the base class for exceptions that occur during arithmetic, casting, or conversion operations.

Inheritance

System.Object → System.Exception → System.SystemException → System.ArithmeticException

Constructors

Show Constructors ▼

Signature	Description
`ArithmeticException()`	Initializes a new instance of the `ArithmeticException` class.
`ArithmeticException(string message)`	Initializes with a custom error message.
`ArithmeticException(string message, Exception innerException)`	Initializes with a custom error message and a reference to the inner exception that caused this exception.

Properties

Inherits all properties from System.Exception. No additional properties are defined.

Methods

Inherits all methods from System.Exception. No additional methods are defined.

Remarks

This exception is typically thrown when an invalid arithmetic operation occurs, such as a division by zero or an overflow. Specific derived exceptions include DivideByZeroException and OverflowException.

Example

// Example of catching an ArithmeticException
using System;

class Demo
{
    static void Main()
    {
        try
        {
            int a = int.MaxValue;
            int b = 2;
            int result = checked(a * b); // Causes overflow
        }
        catch (ArithmeticException ex)
        {
            Console.WriteLine($"Arithmetic error: {ex.Message}");
        }
    }
}