example5_13.jsp
来自「JSP效果信息 各位请下载查看 比较不错的」· JSP 代码 · 共 59 行
JSP
59 行
<%@page contentType="text/html;charset=gb2312" %>
<%@page import="java.sql.*" %>
<html>
<body>
<%!
Connection con=null;
%>
<%
Statement sql=null;
ResultSet rs=null;
if(con==null){
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}catch(ClassNotFoundException e){
out.print(e);
}
try{
con=DriverManager.getConnection("jdbc:odbc:pubs","","");
sql=con.createStatement();
rs=sql.executeQuery("select * from students");
out.print("i am first");
}catch(SQLException ee){
out.print(ee);
}
}else{
synchronized(con){
try{
sql=con.createStatement();
rs=sql.executeQuery("select * from students");
out.print("i am first");
}catch(SQLException eee){
out.print(eee);
}
}
}
try{
out.print("<Table Border>");
out.print("<tr>");
out.print("<TH width=100>"+"学号");
out.print("<TH width=100>"+"姓名");
out.print("<TH width=50>"+"数学成绩");
out.print("<TH width=50>"+"英语成绩");
out.print("<TH width=50>"+"物理成绩");
out.print("</tr>");
while(rs.next()){
out.print("<tr>");
out.print("<TD>"+rs.getString(1)+"</TD>");
out.print("<TD>"+rs.getString(2)+"</TD>");
out.print("<TD>"+rs.getInt("数学成绩")+"</TD>");
out.print("<TD>"+rs.getInt("英语成绩")+"</TD>");
out.print("<TD>"+rs.getInt("物理成绩")+"</TD>");
out.print("</tr>");
}
out.print("</Table>");
}catch(SQLException e1){
}
%>
</body>
</html>
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