📄 newdatabase.txt

📁 企业培训过程中的记录,希望对找工作的朋友帮助.
💻 TXT
字号:
  
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*" %>
<HTML>
<BODY bgcolor=pink >
<FONT size=3>

  <% //获取提交的学号
     String number=request.getParameter("number");
     if(number==null)
       {
         number="";
       }
     byte b[]=number.getBytes("ISO-8859-1");
     number=new String(b);

     //获取提交的姓名
     String name=request.getParameter("name");
     if(name==null)
       {
         name="";
       }
     byte c[]=name.getBytes("ISO-8859-1");
     name=new String(c);

     //获取提交的新的数学成绩
     String m=request.getParameter("math");
     if(m==null)
       {
         m="-100";
       }

      //获取提交的新的英语成绩
      String e=request.getParameter("english");
      if(e==null)
         {
            e="-100";
         }

      //获取提交的新的物理成绩
      String p=request.getParameter("physics");
      if(p==null)
         {
           p="-100";
         }

      Connection con=null;
      Statement sql=null;
      ResultSet rs=null;
      try{
             Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
         }
      catch(ClassNotFoundException event){}

      try{
           con=DriverManager.getConnection("jdbc:odbc:grade","","");
           sql=con.createStatement();
           String condition=
            "INSERT INTO students VALUES"+"("+"'"+number+"','"+name+"',"+m+","+e+","+p+")";
           sql.executeUpdate(condition); //执行添加操作
           
   %>

   <p>添加记录后的表

   <%
           rs=sql.executeQuery("SELECT * FROM students ORDER BY number ");
           out.print("<Table Border>");
           out.print("<TR>");
           out.print("<TH width=100>"+"学号"+"</th>");
           out.print("<TH width=100>"+"姓名"+"</th>");
           out.print("<TH width=50>"+"数学成绩"+"</th>");
           out.print("<TH width=50>"+"英语成绩"+"</th>");
           out.print("<TH width=50>"+"物理成绩"+"</th>");
           out.print("</TR>");

           while(rs.next())
             {
               out.print("<TR>");
               String n=rs.getString(1);
               out.print("<TD>"+n+"</TD>");
               String xingming=rs.getString(2);
               out.print("<TD>"+xingming+"</TD>");
               int math=rs.getInt(3);
               out.print("<TD>"+math+"</TD>");
               int english=rs.getInt(4);
               out.print("<TD>"+english+"</TD>");
               int physics=rs.getInt(5);
               out.print("<TD>"+physics+"</TD>");
               out.print("</TR>");
             }

           out.print("</Table>");
           con.close();
        }
     catch(SQLException event)
        {}
  %>

</FONT>
</BODY>
</HTML>
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