用JAVA定义一个方法实现：输出一个N位数中每一位的值，如123，输出1,2,3

Question

如题所述

Answer 1

public class Test {

public static void main(String[] args) {
int a = 13413;
String s = String.valueOf(a);
for (int i = 0; i < s.length(); i++) {
if (i == s.length() - 1) {
System.out.print(s.charAt(i));
} else {
System.out.print(s.charAt(i) + ",");
}
}
System.out.println();
}

}