Java: Program for sum of all digits of a number

 Check below code:

package testjava.javatest;


public class SumDigits
{
	static void sumOfDigits(int inputNumber)
	{
		//Creating a copy of input number
		int myInputNumber = inputNumber;

		//Initializing sum to 0
		int sum = 0;
		
		while (myInputNumber != 0)
		{
			//Getting last digit of the input number
			int lastDigit = myInputNumber % 10;
			
			//Adding last digit to sum
			sum = sum + lastDigit;

			//Removing last digit from the input number
			myInputNumber = myInputNumber / 10;
		}
		
		//Printing sum
		System.out.println("Sum Of All Digits In "+inputNumber+" = "+sum);
	}

	public static void main(String[] args)
	{
		sumOfDigits(12);
		sumOfDigits(345);
		sumOfDigits(5678);
	}
}