public class A{
int val;
public A(int val){
this.val = val;
}
public void print() {
System.out.println(val);
}
public static void main(String args[]){
A[] aList = new A[10];
int temp =1;
for(A a : aList){
a = new A(temp++);
}
for(A a : aList){
a.print();;
}
}
}
Run Code Online (Sandbox Code Playgroud)
在A.main(A.java:28)中的线程"main"java.lang.NullPointerException中获取异常aList地址空间类A对象被存储但是再次迭代无法获取存储对象,对象存储在何处?