学生信息标准管理系统系统源代码样本(共80页)

《学生信息标准管理系统系统源代码样本(共80页)》由会员分享，可在线阅读，更多相关《学生信息标准管理系统系统源代码样本(共80页)（78页珍藏版）》请在装配图网上搜索。

1、学生信息标准管理系统系统源代码系统源代码一、登录界面代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class login : protected void txtid_Click(object sender, EventArgs e) = ; = ; protected void Button1_Click(object sender, EventArgs e) string strconn = connStr; SqlConnection

2、conn = new SqlConnection(strconn); (); DataSet ds=new DataSet () ; SqlDataAdapter da = new SqlDataAdapter(select * from users where userid= + + and userpwd= + + , conn); (ds); if (0.=0) Label3 .Text =账号或密码错误，请重新输入！; else Session userid=txtid .Text ; Sessionuserpwd = ; Sessionusername = 0.Rows0userna

3、me.ToString(); Sessionuserpower = 0.Rows0userpower.ToString(); if (Sessionuserpower.ToString () = 0) (admin/); else if (Sessionuserpower.ToString() = 1) (student/); else = 对不起，权限验证失败; (); (); 二、添加课程页面代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial

4、class addcourse : SqlCommand mycmd; SqlConnection conn; protected void Page_Load(object sender, EventArgs e) (onblur, checkcourseid(); string strconn = connStr; conn = new SqlConnection(strconn); protected void Button1_Click(object sender, EventArgs e) if () = ) = 课程号不能为空; else string sqlstr = ; sql

5、str = insert into course(courseid,coursename,coursetime,fen,type,teacher)values( + + , + + , + + , + + , + + , + + ); (); mycmd = new SqlCommand(sqlstr, conn); (); try (); (javascript:alert(添加成功!);); catch (SqlException) (javascript:alert(添加失败!);); finally (); sqlstr = ; protected void Button2_Click

6、(object sender, EventArgs e) = ; = ; = ; = ; = ; protected void Button3_Click(object sender, EventArgs e) (); 三、添加成绩程序代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class addscore : SqlCommand mycmd; SqlConnection conn; protected void Page_Load(ob

7、ject sender, EventArgs e) string strconn = connStr; conn = new SqlConnection(strconn); protected void Button1_Click(object sender, EventArgs e) if ( .ToString ()= ) = 学号不能为空; else string sqlstr = ; sqlstr = insert into score(userid,username,courseid,coursename,score,year)values( + + , + + , + + , +

8、+ , + + , + + ); (); mycmd = new SqlCommand(sqlstr, conn); (); try (); (javascript:alert(添加成功!);); catch (SqlException) (javascript:alert(添加失败!);); finally (); sqlstr = ; protected void Button2_Click(object sender, EventArgs e) = ; = ; = ; = ; protected void Button3_Click(object sender, EventArgs e)

9、 (); protected void userid_SelectedIndexChanged(object sender, EventArgs e) string sqlstr = ; sqlstr = select username from students where userid= + + ; (); mycmd = new SqlCommand(sqlstr, conn); (); SqlDataReader da; da = (); while () = dausername.ToString(); protected void txtcourseid_SelectedIndex

10、Changed(object sender, EventArgs e) string sqlstr = ; sqlstr = select coursename from course where courseid= + + ; (); mycmd = new SqlCommand(sqlstr, conn); (); SqlDataReader da; da = (); while () = dacoursename.ToString(); 四、添加学生程序代码using System;using ;using ;using ;using ;using ;using ;using ;usin

11、g ;using ;using ;using ;using ;public partial class addstudent : SqlCommand mycmd; protected void Page_Load(object sender, EventArgs e) (onblur, checkuserid(); string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); protected void Button1_Click(object sender, EventArgs e) if () =

12、) return; string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); string sqlstr = ; string sql = ; sqlstr = insert into students(userid,username,sex,minzu,birthday,class,comefrom,beizhu,xuey,zhuany,tel,idc,zhengzmm,zhiw,huoj,weij)values( + + , + + , + + , + + , + + , + + , + + , +

13、 + , + + , + + , + + , + + , + + , + + , + + , + + ); (); mycmd = new SqlCommand(sqlstr, conn); (); string name = ;/获取上传文件的名称 string type = () + 1);/获取上传文件的后缀 string ipath = (images/) + (yyyyMMddhhmmss) + name; string wpath = images + (yyyyMMddhhmmss) + name; string query1 = insert into images(useri

14、d,path) values( + + ,path); (ipath); /服务器保存路径 SqlCommand cm = new SqlCommand(query1); = conn; (path, , 50); path.Value = wpath; (); / = 上传成功！; try (); string sqlstr1 = ; sqlstr1 = insert into users(userid,username)values( + + , + + ) ; SqlCommand mycmd1 = new SqlCommand(sqlstr1, conn); (); try (); (

15、javascript:alert(添加成功!);); catch (SqlException) (javascript:alert(添加失败!);); finally sqlstr1 = ; catch (SqlException) (javascript:alert(添加失败!);); finally (); sqlstr = ; protected void Button2_Click(object sender, EventArgs e) = ; = ; = ; = ; = ; = ; = ; protected void Button3_Click(object sender, Eve

16、ntArgs e) (); 五、检查课程号唯一性程序代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class checkcourseid : protected void Page_Load(object sender, EventArgs e) = 0; string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); string nam = name.T

17、oString(); string sql = select courseid from course where courseid= + nam + ; SqlCommand DBHelper; DBHelper = new SqlCommand(sql, conn); (); SqlDataReader dr = (); if () (该课程号已经存在，请换一个); else (该课程号可以使用); (); 六、检查学号唯一性程序代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;usi

18、ng ;public partial class checkuser : protected void Page_Load(object sender, EventArgs e) = 0; string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); string nam = name.ToString(); string sql = select userid from students where userid= + nam + ; SqlCommand DBHelper; DBHelper = new

19、 SqlCommand(sql, conn); (); SqlDataReader dr = (); if () (该学号已经存在，请换一个); else (该学号可以使用); (); 七、课程信息程序代码using System;using ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class course : SqlConnection conn; SqlDataReader getdata; protected void Page_Load(object sender, E

20、ventArgs e) string strconn = connStr; conn = new SqlConnection(strconn); SqlDataReader getdata; SqlCommand mycmd; DataSet ds = new DataSet(); string sql = ; sql = select * from course order by courseid; mycmd = new SqlCommand(sql, conn); (); getdata = (); = getdata; (); (); (); (); protected void Bu

21、tton1_Click(object sender, EventArgs e) DataSet ds; SqlDataReader da; string strsql = ; SqlCommand cmd; (); strsql = select * from course where courseid= + + or coursename like + + ; cmd = new SqlCommand(strsql, conn); da = (); = da; (); (); (); (); 八、编辑、删除学生信息程序代码using System;using ;using ;using ;u

22、sing ;using ;using ;using ;using ;using ;using ;public partial class images_editstudent : SqlCommand cmd; SqlCommand cmd2; protected void Page_Load(object sender, EventArgs e) if (!) string sql = ; SqlDataReader reader; string uid = ; uid = id; string strconn = connStr; SqlConnection conn = new SqlC

23、onnection(strconn); sql = select * from students where userid= + uid + ; SqlCommand cmd; cmd = new SqlCommand(sql, conn); (); reader = (); while () = readeruserId.ToString(); = readerusername.ToString(); = readersex.ToString(); = readerminzu.ToString(); = readerbirthday.ToString(); = readerclass.ToS

24、tring(); = readercomefrom.ToString(); = readerxuey.ToString(); = readerzhuany.ToString(); = readertel.ToString(); = readeridc.ToString(); (); sql = ; (); protected void Button1_Click(object sender, EventArgs e) string uid=; uid=Page .Request id; string strconn = connStr; SqlConnection conn = new Sql

25、Connection(strconn); string sql=; sql = update students set userid= + + ,username= + + ,minzu= + + ,sex= + + ,birthday= + + ,class= + + ,comefrom= + + ,beizhu= + + ,xuey= + + ,zhuany= + + ,tel= + + ,idc= + + ,zhengzmm= + + where userid= + uid + ; cmd=new SqlCommand (sql,conn ); (); try (); color = b

26、lue; = 编辑成功; (javascript:alert(编辑成功!);); catch(SqlException ) = 编辑失败; color = red; (); (); protected void Button2_Click(object sender, EventArgs e) string sql = ; string uid = ; string sqlall = ; uid = id; string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); sql = delete from s

27、tudents where userid= + uid + ; sqlall = delete from images where userid= + uid + ; cmd = new SqlCommand(sql, conn); cmd2 = new SqlCommand(sqlall,conn); (); try (); string sql1 = ; sql1 = delete from users where userid= + uid + ; SqlCommand cmd1 = new SqlCommand(sql1, conn); (); try (); color = blue

28、; = 删除成功; (javascript:alert(删除成功!);); catch (SqlException) = 删除失败; (javascript:alert(删除失败!);); finally sql1 = ; catch(SqlException ) = 删除失败; color = red; (); (); = ; = ; = ; = ; = ; = ; = ; = ; = ; = ; = ; protected void Button3_Click(object sender, EventArgs e) (); 九、编辑、删除课程信息程序代码using System;using

29、 ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class editcourse : SqlCommand cmd; protected void Page_Load(object sender, EventArgs e) if (!) string sql = ; SqlDataReader reader; string uid = ; uid = id; string strconn = connStr; SqlConnection conn = new SqlConnectio

30、n(strconn); sql = select * from course where courseid= + uid + ; SqlCommand cmd; cmd = new SqlCommand(sql, conn); (); reader = (); while () = readercourseid.ToString(); = readercoursename.ToString(); = readercoursetime.ToString(); = readerfen.ToString(); = readertype.ToString(); = readerteacher.ToSt

31、ring(); (); sql = ; (); protected void Button1_Click(object sender, EventArgs e) string uid = ; uid = id; string strconn = connStr; SqlConnection conn = new SqlConnection(strconn); string sql = ; sql = update course set courseid= + + ,coursename= + + ,coursetime= + + ,fen= + + ,type= + + ,teacher= +

32、 + where courseid= + uid + ; cmd = new SqlCommand(sql, conn); (); try (); = 编辑成功; (javascript:alert(编辑成功!);); catch (SqlException) = 编辑失败; (); (); protected void Button2_Click(object sender, EventArgs e) string sql = ; string uid = ; uid = id; string strconn = connStr; SqlConnection conn = new SqlCo

33、nnection(strconn); sql = delete from course where courseid= + uid + ; cmd = new SqlCommand(sql, conn); (); try (); = 删除成功; (javascript:alert(删除成功!);); catch (SqlException) = 删除失败; (); (); = ; = ; = ; = ; = ; protected void Button3_Click(object sender, EventArgs e) (); 十、编辑、删除成绩信息程序代码using System;usi

34、ng ;using ;using ;using ;using ;using ;using ;using ;using ;using ;public partial class editscore : SqlCommand cmd; SqlConnection conn; protected void Page_Load(object sender, EventArgs e) if (!) string sql = ; SqlDataReader reader; string uid = ; uid = id; string strconn = connStr; conn = new SqlCo

35、nnection(strconn); sql = select * from score where id= + uid + ; SqlCommand cmd; cmd = new SqlCommand(sql, conn); (); reader = (); while () = readerid.ToString(); = readeruserid.ToString(); = readerusername.ToString(); = readercourseid.ToString(); = readercoursename.ToString(); = readerscore.ToStrin

36、g(); (); sql = ; (); protected void Button1_Click(object sender, EventArgs e) string uid = ; uid = id; string sql = ; string strconn = connStr; conn = new SqlConnection(strconn); sql = update score set userid= + + ,username= + + ,courseid= + + ,coursename= + + ,score= + + ,year= + + where id= + uid

37、+ ; cmd = new SqlCommand(sql,conn ); (); try (); = 编辑成功; (javascript:alert(编辑成功!);); catch (SqlException) = 编辑失败; (); (); protected void Button2_Click(object sender, EventArgs e) string sql = ; string uid = ; uid = id; string strconn = connStr; conn = new SqlConnection(strconn); sql = delete from sc

38、ore where id= + uid + ; cmd = new SqlCommand(sql, conn); (); try (); = 删除成功; (javascript:alert(删除成功!);); catch (SqlException) = 删除失败; (); (); = ; = ; = ; = ; protected void Button3_Click(object sender, EventArgs e) (); protected void userid_SelectedIndexChanged(object sender, EventArgs e) string strconn = connStr; conn = new SqlConnection(strconn); string sqlstr = ; sqlstr = select username from students where userid= + + ; (); cmd = new SqlCommand(sqlstr, conn); (); SqlDataReader