Find the Sum of Digits of a number in java

Описание: Learn how to find the Sum of Digits of a number in java.
To sum digits of a number, first we need to get digits. So let's try to understand how we can extract digits from a number, so that we can sum up them.

Suppose we have a number 125. How to get sum of digits 2+3+5 = 10 in this program.

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