Ver original$sql = "SELECT numeros FROM tabla_num GROUP BY numeros"; $result = mysql_query($sql) or die (mysql_error()); $i = 0; $total = mysql_num_rows($result); while ($col = mysql_fetch_array($result, MYSQL_NUM)) { $numeros = array($col[0]); list($var)=$numeros; if($total - 1 != $i) { echo '"'.$var.'",'; }else{ echo '"'.$var.'"'; } $i++; }