<?php require_once 'core.php'; $productId = $_POST['productId']; $sql = "SELECT product_id, product_name, product_image, brand_id, categories_id, quantity, rate, active, status FROM product WHERE product_id = $productId"; $result = $connect->query($sql); if($result->num_rows > 0) { $row = $result->fetch_array(); } // if num_rows $connect->close(); echo json_encode($row);