三种数组初始化public static void main(String[] args) { //静态初始化：创建 + 赋值 int[] a = {1,2,3,4}; System.out.println(a[0]); //动态初始化 int[] b = new int[10]; b[0]=10; b[1]=10; b[2]=10; b[3]=10; System.out.println(b[0]); System.out.println(b[1]); System.out.println(b[2]); System.out.println(b[3]); }