<?php // we are now in presentation layer // we will include business layer to load business logic include "./business/business.php"; // init User Model from Business Logic $product = new Product(); $category = $_POST["category"]; $data = $product->readAll(); if (isset($category) && $category) { if ($category != "Show all categories") { //echo "You entered all categories \n <br>"; $data = $product->readByCategory($category); } //call special category } // prepare HTML Table function getHTMLTable($tabledata) { $html = null; $html = '<table class="tablecontent">'; $html .= '<thead><tr>'; $html .= '<th class="tablehead">Product</th>'; $html .= '<th class="tablehead">Category</th>'; $html .= '<th class="tablehead">Price</th>'; $html .= '<th class="tablehead">Description</th>'; $html .= '</tr></thead>'; foreach ($tabledata as $product) { $html .= '<tbody><tr>'; $html .= '<td class="tablebody">' . $product['productname'] . '</td>'; $html .= '<td class="tablebody">' . $product['category'] . '</td>';