function generate_portfolio_html()
{
    $output = "";
    $portfolio_arr = load_portfolio_array();
    foreach ($portfolio_arr as $record) {
        $output .= "<tr>\n              <th scope='row'>" . $record["name"] . " (" . $record["symbol"] . ")</th>\n              <td>" . $record["quantity"] . "</td>\n              <td>" . $record["price_paid"] . "</td>\n              <td>\n\t\t\t\t<button type='submit' name='view_stock' class='btn btn-info' value='" . $record["symbol"] . "'>View Stock</button>\n\t\t\t  </td>\n          </tr>";
    }
    return $output;
}
function get_shares_amount($symbol)
{
    $portfolio = load_portfolio_array();
    $shares_amount_available = 0;
    foreach ($portfolio as $record) {
        if ($record["symbol"] == $symbol) {
            $shares_amount_available = $record["quantity"];
        }
    }
    return $shares_amount_available;
}