主要方法如下:
package main;
import varArgs.VarArgs;
public class Main {
public static void main(String[] args) {
int answer;
answer = VarArgs.sum(new int[]{1,2,3});
System.out.println("sum of ints = " + answer);
answer = VarArgs.sum(new int[]{1,2,3}, new int[] {100, 200, 300});
System.out.println("sum of ints = " + answer);
}
}
这是 var args 方法:
package varArgs;
public class VarArgs {
/***
* Add an array of integers
* @param numbers Some array of integers
* @return The sum of all the elements in num
*/
public static int sum(int... numbers) {
int result = 0;
for (int i : numbers) {
result += i;
}
return result;
}
}
最佳答案
可变参数参数只能接受单个数组。如果你想传入可变数量的数组,你需要这样做:
public static int sum(int[]... arrays) {
int sum = 0;
for (int[] numbers : arrays) {
for (int i : numbers) {
sum += i;
}
}
return sum;
}
关于java - 如何修复此 VarArgs 构建错误?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50048682/