Given an HttpServletRequest request and an HttpServletResponse response: 41.HttpSession session = null; 42.// insert code here 43.if(session == null) { 44.// do something if session does not exist 45.} else { 46.// do something if session exists47. } To implement the design intent,which statement must be inserted at line 42?()
- A、session = response.getSession();
- B、session = request.getSession();
- C、session = request.getSession(true);
- D、session = request.getSession(false);
- E、session = request.getSession("jsessionid");
正确答案:D
答案解析:有
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