function filterTable() {
    const input = document.getElementById('search');
    const filter = input.value.toLowerCase();
    const table = document.getElementById('gun-stats');
    const tr = table.getElementsByTagName('tr');
    for (let i = 1; i < tr.length; i++) {
        const td = tr[i].getElementsByTagName('td')[0];
        if (td) {
            const txtValue = td.textContent || td.innerText;
            if (txtValue.toLowerCase().indexOf(filter) > -1) {
                tr[i].style.display = '';
            } else {
                tr[i].style.display = 'none';
            }
        }
    }
}