private void searchRecordsTBTextChanged(object sender, EventArgs e)
{
List <BorrowRecords> listofRecords = bk.GetAllRecords();
String keyword = this.searchRecordsTB.Text;
List <BorrowRecords> searchedStudent = listofRecords.FindAll(x => (x.StudentID.ToLower()).Contains(keyword.ToLower()) || (x.BorrowDate.ToLower()).Contains(keyword.ToLower()) || (x.DueDate.ToLower()).Contains(keyword.ToLower()) || (x.BookID3.ToLower()).Contains(keyword.ToLower()) || (x.BookID2.ToLower()).Contains(keyword.ToLower()) || (x.BookID2.ToLower()).Contains(keyword.ToLower()));
RecordsTableDG.DataSource = searchedStudent;
}
public Records()
{
InitializeComponent();
this.bk = new BookRepo();
List <BorrowRecords> listofRecords = bk.GetAllRecords();
RecordsTableDG.DataSource = listofRecords;
}