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Java´úÂë
Employee e1=
new
Employee(
"Àî"
);
//EmployeeÊÇÒ»¸ö×Ô¶¨ÒåÀà
Employee e2=e1; //¸³Öµ¶ÔÏó
e2.setName("Íõ"
);
//¸Ä±ä¶ÔÏóe2µÄÃû×Ö
System.out.println(e1.getName()); //´òÓ¡e1µÄ½á¹û: Íõ
Employee e1=new Employee("Àî"); //EmployeeÊÇÒ»¸ö×Ô¶¨ÒåÀà
Employee e2=e1; //¸³Öµ¶ÔÏó
e2.setName("Íõ");//¸Ä±ä¶ÔÏóe2µÄÃû×Ö
System.out.println(e1.getName()); //´òÓ¡e1µÄ½á¹û: Íõ
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protected
native Object clone() throws CloneNotSupportedException
¼ÈÈ»Õâ¸ö·½·¨ÊÇprotectedµÄ£¬ÏÔÈ»ÊÇΪÁËÈÃ×ÓÀàÄܹ»Ê¹Ó᣿´¿´ÏÂÃæµÄ´úÂ룺
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//EmployeeÀàÖÐûÓÐclone·½·¨£¬Ò²Ã»ÓÐʵÏÖCloneable½Ó¿Ú
Employee original=new
Employee(
"John Public"
);
Employee copy=original.clone(); //wrong
//EmployeeÀàÖÐûÓÐclone·½·¨£¬Ò²Ã»ÓÐʵÏÖCloneable½Ó¿Ú
Employee original=new Employee("John Public");
Employee copy=original.clone(); //wrong
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