index.php and portfolio.php for portfolio - pset7

index.php:

<?php

    // configuration
    require("../includes/config.php");

    $positions = [];
    $rows = CS50::query("SELECT shares, symbol FROM portfolios WHERE user_id = ?", $_SESSION["id"]);
    $cash = CS50::query("SELECT cash FROM users WHERE id = ?", $_SESSION["id"]);
    foreach ($rows as $row)
    {
        $stock = lookup($row["symbol"]);
        if ($stock !== false)
        {
            $positions[] = [
                "name" => $stock["name"],
                "price" => $stock["price"],
                "shares" => $row["shares"],
                "symbol" => $row["symbol"],
                "total" => $row["shares"] * $stock["price"]
            ];
        }
    }

    // render portfolio
    render("portfolio.php", ["positions" => $positions, "cash" => $cash, "title" => "Portfolio"]);

?>

portfiolio.php:

<div>
    <table class="table table-striped table-hover">
        <?php foreach ($positions as $position): ?>

            <thead>
                <th>Symbol</th>
                <th>Name</th>
                <th>Shares</th>
                <th>Price</th>
                <th>TOTAL</th>
            </thead>
            <tbody>
                <tr>
                    <td><?= $position["symbol"] ?></td>
                    <td><?= $position["name"] ?></td>
                    <td><?= $position["shares"] ?></td>
                    <td>$<?= $position["price"] ?></td>
                    <td>$<?= $position["total"] ?></td>
                </tr>
                <tr>
                    <td colspan="4">CASH</td>
                    <td>$<?= $cash[0]["cash"] ?></td>
                </tr>
            </tbody>

        <?php endforeach ?>
    </table>
</div>