输入a ,b ,c 三个数对应整形,单精度浮点型,双精度浮点型
<%int a=Integer.parseInt(request.getParameter("a")); 强转为int型float b=Float.parseFloat(request.getParameter("b")); double c=Double.parseDouble(request.getParameter("c"));%><%=a+" " %><%=b+" " %><%=c %>