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摘要：@Test public void test01() { SqlSession sqlSession = myBatisUntil.getSqlSession(); Bill bill = new Bill(); bill.setProductName("日用"); bill.setProvider 阅读全文

摘要：public interface UserMapper { public List<User> getUserListByNullParam(); public List<User> getUesrListByUserName(String userName); public List<User> 阅读全文

摘要：package com; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.se 阅读全文

摘要：getParameter 是用来接受用post个get方法传递过来的参数的.getAttribute 必须先setAttribute.（1）request.getParameter() 取得是通过容器的实现来取得通过类似post，get等方式传入的数据，request.setAttribute()和 阅读全文