java如何用不同的方法格式化数组?
如何将数组格式化为这种格式?我尝试过许多不同的方法,但似乎都没能奏效
我希望它能退回这样的东西 “12345的平均值为3.00”
public class AverageNumber {
private static int[] n = new int[5];
private static double total = 0;
public static void main(String[] a) {
AverageNumber object = new AverageNumber();
object.Dialogue();
}
private void Dialogue() {
int count = 1;
System.out.println("Skriv inn 5 tall" + count++);
for(int i=0; i<n.length; i++){
n[i] = Konsoll.readInt("Tall");
total = total + n[i];
}
double avg = total / n.length;
System.out.println("Avg of " + formatArray() + " is " + avg);
}
private static double formatArray() {
//Return all numbers
}
}
# 1 楼答案
formatArray
方法应返回String
,如下所示: