Delete all rows in an HTML table

Question

How can I delete all rows of an HTML table except the \'s using Javascript, and without looping through all the rows in the table? I have a very huge

Answer 1

If you do not want to remove th and just want to remove the rows inside, this is working perfectly.

var tb = document.getElementById('tableId');
  while(tb.rows.length > 1) {
  tb.deleteRow(1);
}