Notice: Undefined offset: 5 in C:\xampp\htdocs\Inventario\controllers\Entrada\insertar.php on line 46
My code:
$ref=$_POST['ref'];
$num=$_POST['num'];
$num=COUNT($num);
for ($i=0; $i<$num; $i++){
for ($j=2; $j < 12; $j++) {
# code...
echo "<br>";
//ERROR AQUI
echo $sqld="INSERT INTO detalle_orden (ord_cort_id, ref,color_id, talla,subtotal)
VALUES ($ord_cort_id,". $ref[$i][0].",
". $ref[$i][1].",". $ref[$i][$j].",".$ref[$i][12].")";