?? byscore.txt
字號:
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import ="java.sql.*" %>
<HTML>
<BODY>
<% //獲取提交的排序方式
String a=request.getParameter("englishmin");
if(a==null)
{a="";}
double number1=Integer.parseInt(a);
String b=request.getParameter("englishmax");
if(b==null)
{b="";}
double number2=Integer.parseInt(b);
String c=request.getParameter("mathmin");
if(c==null)
{c="";}
double number3=Integer.parseInt(c);
String d=request.getParameter("mathmax");
if(d==null)
{d="";}
double number4=Integer.parseInt(d);
String number,xingming;
int math,english,physics;
Connection con=null;
Statement sql=null;
ResultSet rs=null;
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}
catch(ClassNotFoundException e)
{}
try{
con=DriverManager.getConnection("jdbc:odbc:grade","","");
sql=con.createStatement();
String condition="SELECT * FROM students where english>="+number1+"And english<="+number2+"And math>="+number3+"And math<="+number4;
rs=sql.executeQuery(condition);
out.print("<Table Border>");
out.print("<TR>");
out.print("<TH width=100>"+"學號" +"</th>");
out.print("<TH width=100>"+"姓名"+"</th>");
out.print("<TH width=50>"+"數學成績"+"</th>");
out.print("<TH width=50>"+"英語成績"+"</th>");
out.print("<TH width=50>"+"物理成績"+"</th>");
out.print("<TH width=50>"+"總成績"+"</th>");
out.print("</TR>");
while(rs.next())
{
out.print("<TR>");
number=rs.getString(1);
out.print("<TD >"+number+"</TD>");
xingming=rs.getString(2);
out.print("<TD >"+xingming+"</TD>");
math=rs.getInt(3);
out.print("<TD >"+math+"</TD>");
english=rs.getInt(4);
out.print("<TD >"+english+"</TD>");
physics=rs.getInt(5);
out.print("<TD >"+physics+"</TD>");
int total=math+english+physics;
out.print("<TH >"+total+"</TH>");
out.print("</TR>");
}
out.print("</Table>");
con.close();
}
catch(SQLException e)
{}
%>
</BODY>
</HTML>
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