Hi Stephen, I believe the idea was for dynamically generate table names, or numbered tables/columns. E.g.
function getTable(string $table){
// is_literal check here
}
$number = (int) $_GET['tableno'];
if($number < 0 || $number > 10) {
throw new Exception("Invalid number");
}
$tablename = 'table_'.$number;
getTable($tablename);
The number is concatenated to the table name.
--Kamil
