function generateTable (elements) {
    const keys = [...new Set(elements.flatMap(el => Object.keys(el)))]

    return `
        <table>
            <thead>
                <tr>${keys.map(key => "<th>" + key + "</th>").join("")}</tr>
            </thead>
            <tbody>
                ${elements.map(el => {
                    return "<tr>" + keys.map(key => "<th>" + el[key] + "</th>").join("") + "</tr>"
                }).join("")}
            </tbody>
        </table>
    `;
}