摘要：byte&short&int Object a = 1; // 字节码 0 iconst_1 1 invokestatic #2 <java/lang/Integer.valueOf> 4 astore_1 5 return Object a = 127; // 字节码 0 bipush 127 2 阅读全文

摘要：概述 java.lang.Object#clone By convention, the returned object should be obtained by calling {@code super.clone}. If a class and all of its superclasses 阅读全文