remove element from array

remove element from array

/**
 * callback for array_filter to get array without element with $id
 */
class idNotEqual {

    private $id;

    function __construct($id) {
        $this->id = $id;
    }

    function callback($product) {
        return $product->getId() != $this->id;
    }

}

public function del($id) {
        // array_values recounts indexes from 0
        $this->products = array_values(array_filter($this->products, array(new idNotEqual($id), 'callback')));
    }