Question

How to convert a number in a string to an array of int digits in Java

Answer 1

public class StringToIntArrayOfDigits_Java {
    public static int[] StringToIntArrayOfDigits(String number) {
        int[] digits = new int[number.length()];
        
        for (int i = 0; i < number.length(); i++) {
            digits[i] = Character.getNumericValue(number.charAt(i));
        }
        
        return digits;
    }
    public static void main(String[] args) {
        String number = "23089";
        
        int[] digits = StringToIntArrayOfDigits(number);

        for (int digit : digits) {
            System.out.print(digit + " ");
        }
    }
}



/*
run:

2 3 0 8 9 

*/

 

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