增强for循环
1 package struct; 2 3 public class ForDemo05 { 4 public static void main(String[] args) { 5 int[] numbers = {10,20,30,40,50};//定义一个数组 6 for (int i = 0; i < 5; i++) { 7 System.out.println(numbers[i]); 8 } 9 System.out.println("==================="); 10 //遍历数组中的元素 11 for (int x:numbers) { 12 System.out.println(x); 13 } 14 } 15 }