bookList.add(bookEntity);求助
?bookList.add(bookEntity);
The method add(Element) in the type List<Element> is not applicable for the arguments (Book)
?bookList.add(bookEntity);
The method add(Element) in the type List<Element> is not applicable for the arguments (Book)
2015-09-29
舉報
2015-10-21
要有s,建立的ArrayList 是 ? booksList?