//
// GET: /Class/Details/5
public ActionResult Details(int id)
{
IQueryable <Class> modelclass = bllClass.Details(c => c.ClassForm == id);
if (modelclass == null)
{
return(HttpNotFound());
}
return(View(modelclass));
}
public ActionResult ExportExcel(int subID)
{
List <Student> students = new List <Student>();
var studentsid = selectSub.GetAll().Where(c => c.SubID == subID);
foreach (var item in studentsid)
{
students.Add(bLLStudent.Details(c => c.StuID == item.StuID).FirstOrDefault());
}
MemoryStream stream = new MemoryStream();
var workbook = new HSSFWorkbook();
var sheet = workbook.CreateSheet();
var headerRow = sheet.CreateRow(0);
headerRow.CreateCell(0).SetCellValue("ID");
headerRow.CreateCell(1).SetCellValue("学生姓名");
headerRow.CreateCell(2).SetCellValue("学生学号");
headerRow.CreateCell(3).SetCellValue("学生班级");
for (int i = 0; i < students.Count; i++)
{
foreach (var item in students)
{
var newRow = sheet.CreateRow(i + 1);
newRow.CreateCell(0).SetCellValue(item.StuID);
newRow.CreateCell(1).SetCellValue(item.StuName);
newRow.CreateCell(2).SetCellValue(item.StuNum);
newRow.CreateCell(3).SetCellValue(bllClass.Details(c => c.ClassForm == item.ClassForm).FirstOrDefault().ClassNum);
}
}
workbook.Write(stream);
stream.Flush();
stream.Position = 0;
sheet = null;
headerRow = null;
workbook = null;
return(File(stream, "application/vnd.ms-excel", "选择" + bllSub.Details(c => c.SubID == subID).FirstOrDefault().SubName + "此课程的学生信息.xls"));
}