Answers for "delete datatable"

remove previous datatable instance

//Destroy the old Datatable
$('#equictntbl').DataTable().clear().destroy();

datatables clear table

const table = $("#yourTable").DataTable();

table.clear().draw(); // make sure to call draw() to see the table empty

c# remove rows from datatable

for(int i = dtPerson.Rows.Count-1; i >= 0; i--)
{
    DataRow dr = dtPerson.Rows[i];
    if (dr["name"] == "Joe")
        dr.Delete();
}
dtPerson.AcceptChanges();