students_del.cshtml

@{
    Layout = "~/_xuejiLayout.cshtml";
    if (Session["name"] == null || Session["username"] == null)
    {
        Response.Redirect("~/#.cshtml");
    }
    var id = Convert.ToInt16(Request.QueryString["id"]);
    var db = Database.Open("ctXueji");
    var list = "select *from students inner join classes on students.classes_id = classes.id inner join majors on classes.majors_id = majors.id where students.id="+id;
    var row = db.QuerySingle(list, id);
    if (IsPost)
    {
        var sid = Request.Form["id"];
        var deleteCommand = "DELETE FROM students WHERE id = @0";
        db.Execute(deleteCommand, sid);
        //var delete = "delete from scores where students_id = @0";
        //db.Execute(delete, id);
        Response.Redirect("~/students");
    }
}
<form method="post" class="navbar-form">
    <dl>
        <dt class="page-header">学号:@row.students_number</dt>
        <dt class="page-header">姓名:@row.students_name</dt>
        <dt class="page-header">性别:@row.students_sex</dt>
        <dt class="page-header">年龄:@row.students_age</dt>
        <dt class="page-header">电话:@row.students_phone</dt>
        <dt class="page-header">QQ:@row.students_qq</dt>
        <dt class="page-header">WeChat:@row.students_wx</dt>
        <dt class="page-header">专业:@row.classes_year@row.majors_name</dt>
    </dl>
    <input type="hidden" id="id" name="id" value=@id >
    <br />
    <input class="btn btn-primary" type="submit" value="确认删除" />
</form>