问题:
1.public class GC{
2.private Objec to;
3.private void doSomethingElse(Object obj){o=obj;}
4.public void doSomething(){
5.Object o=new Object();
6.doSomethingElse(o);
7.o=new Object();
8.doSomethingElse(null);
9.o=null;
10.}
11.}
When the doSomething method is called,after which line does the Object created in line 5 become available for garbage collection?()
A . Line5
B . Line6
C . Line7
D . Line8
E . Line9
F . Line10
1.public class GC{
2.private Objec to;
3.private void doSomethingElse(Object obj){o=obj;}
4.public void doSomething(){
5.Object o=new Object();
6.doSomethingElse(o);
7.o=new Object();
8.doSomethingElse(null);
9.o=null;
10.}
11.}
When the doSomething method is called,after which line does the Object created in line 5 become available for garbage collection?()
● 参考解析
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