JAVA的int类型如何返回变成字符串返回到return里

Question

public int getAns(int x, int y) {
        return x+y;
    }

在JSP获取的x和y怎么在return里返回变成字符串显示：5+3=8

Answer 1

public static void main(String[] args) {    System.out.println(getAns(5,3));}public static String getAns(int x, int y) {    String str = x+"+"+y+"="+(x+y);    return str;}