function searchUser(search) {
    matches = [];
    users.forEach(user => {
        if (user.id.toLowerCase().includes(search.toLowerCase())) {
            matches.push(user);
        }
    });

    if (matches.length === 0) {
        document.getElementById("users-parent").innerHTML = "<p>No matches found</p>";
    } else {
        var html = "";
        matches.forEach(match => {
            html += `
        <a href="/users/${match.id}" class="tile is-child box is-4">
            <!-- The magical tile element! -->
            <p class="title">${ match.id }</p>
            <div class="content">
                ${ match.achievements.length } achievement${(match.achievements.length != 1) ? "s" : "" }
            </div>
        </a>
`
        });
        document.getElementById("users-parent").innerHTML = html;

    }
}