handsome_happy的博客

if(GsName.length%num!=0){ JOptionPane.showMessageDialog(null,"时间不一致!", "系统信息", JOptionPane.ERROR_MESSAGE); request.getRequestDispatcher("xuanze.jsp").forward(request, response); }

Servlet传值总结       1) redirect方式[效率不高]         request和response没有传给目标页面         response.sendRedirect("/a.jsp");         页面的路径是相对路径。sendRedirect可以将页面跳转到任何页面，不一定局限于本web应用中，如：         response.sendR

<% DBConnect connect2 = new DBConnect(); String GetInfoSql2 = "select distinct gsname from caiwu order by gsname desc"; System.out.println(GetInfoSql2); ResultSet rs2 = connect2.executeQuery

JS监听输入框值的即时变化 function immediately(){ var element = document.getElementById("mytext"); if("\v"=="v") { element.onpropertychange = webChange; }else{ element.addEventListener("input",webChange,fa