product_id | param | value
1 | color | green
1 | color | blue
2 | color | green
3 | color | blue
1 | weight | 300select * from products_params where product_id = 1 and param = 'color'<?php for($i=0; $i<3; $i++) { ?>
<div>
...
<?= $all_products[$i]['title'] ?>
...
</div>
<?php } ?><input type='checkbox' name="ids_arr[]" value="1" />
<input type='checkbox' name="ids_arr[]" value="2" />
<input type='checkbox' name="ids_arr[]" value="3" />