public async Task <IActionResult> OnPostAsync(int?id) { if (!ModelState.IsValid) { return(Page()); } _context.Attach(Student).State = EntityState.Modified; var studentToUpdate = await _context.Student.FindAsync(id); try { await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!StudentExists(Student.ID)) { return(NotFound()); } else { throw; } } return(RedirectToPage("./Index")); }
public async Task <IActionResult> OnPostAsync() { if (!ModelState.IsValid) { return(Page()); } _context.Attach(Course).State = EntityState.Modified; try { await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!CourseExists(Course.CourseID)) { return(NotFound()); } else { throw; } } return(RedirectToPage("./Index")); }
public async Task <IActionResult> OnPostAsync() { if (!ModelState.IsValid) { return(Page()); } Student = new Student(); Student.CopyPropertiesFrom(StudentVM); _context.Attach(Student).State = EntityState.Modified; //_context.Attach(StudentVM).State = EntityState.Modified; try { await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!StudentVMExists(StudentVM.ID)) { return(NotFound()); } else { throw; } } return(RedirectToPage("./Index")); }