(1)鍦╦ava涓墍鏈夌被閮芥槸object鐨勫瓙綾?鏁扮粍涔熶笉渚嬪
(2)嫻嬭瘯紼嬪簭:
Object[] oObjArray = {"a","b"};
Object oObj = oObjArray; //榪欏彞鎵ц娌℃湁闂
String[] oStrArray = (String[] )oObj; //涓嶈
(3)嫻嬭瘯紼嬪簭:
Object o = new String[]{"a","b","c"};
String[] oStrArray = (String[])o; ///Ok