dload from chatgpt

index.js

downloadCsv(lines, filename = 'export.csv') {
    if (!lines || !lines.length) {
        console.error('No data to export');
        return;
    }

    const csvContent = lines.join('\n');

    // Use a safe MIME type
    const blob = new Blob([csvContent], { type: 'text/plain;charset=utf-8' });

    // Create a download link
    const link = document.createElement('a');
    link.href = URL.createObjectURL(blob);
    link.setAttribute('download', filename);

    // Append, trigger download, and clean up
    document.body.appendChild(link);
    link.click();
    document.body.removeChild(link);
    URL.revokeObjectURL(link.href);
}