Addition of number in Given String using Java Program

Addition of number in Given String using Java Program
Example
String is "121Bharat23"
Addition on 1+2+1+2+3=9

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

String GivenString="121Bharat23";
int Total=0;
char stringarray[]=GivenString.toCharArray();
for(int i=0;i<stringarray.length;i++)
{
//System.out.println(stringarray[i]);
if(Character.isDigit(stringarray[i]))
{
int b = Character.getNumericValue(stringarray[i]);
             Total+=b;
}
}
System.out.println("Total=="+Total);

}
}

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Out Put

Total==9