package javatext;
public class array2 {
public static void main(String[] args) {
//1 先声明，再分配空间
int [] array1; //定义数组的类型变量
array1 = new int[5]; //为数组分配存储空间
//2 声明并分配空间
int [] array2 = new int[5];
//3 声明并赋值
int [] array3 = new int[] {11,22,33,44,55,66,77,88,99};
for (int i = 0; i < array3.length; i++) {
}
System.out.println(array3.length);
//4 声明并赋值（简）
int [] array4 = {5,6,7,8,9};
System.out.println(array4.length);
}
}