只返回-1怎么办，要求要是找到就返回索引，找不到就返回-1

Question

public class this练习2 {
    public static void main(String[] args) {
        A2 a2 = new A2();
        String[] arr = {"小米","华为","oppo","vivo"};
        System.out.println("目标索引为："+a2.findresult("小米",arr));
    }
}
class A2{
    public int findresult(String finds,String[] arr){
        for (int i = 1;i < arr.length;i++){
            if (finds.equals(arr[i])){
                    return i;
            }
        }
        return -1;
    }
}

Answer 1

数组下标从0开始，for里的i=0