const employees = [
  {id: 1, name: "Erős István", city: "Szeged", salary: 357 },
  {id: 2, name: "Csendes Iván", city: "Szeged", salary: 352 },
  {id: 3, name: "Lára Abigél", city: "Pécs", salary: 359 },
  {id: 4, name: "Dér Gedeon", city: "Pécs", salary: 352 },
  {id: 5, name: "Csor Krisztina", city: "Szeged", salary: 353 },
];
 
function exportToCsv(data, filename) {
  const header = Object.keys(data[0]).join(',');
  const rows = data.map(obj => Object.values(obj).join(','));
  const csvContent = [header, ...rows].join('\n');
 
  const blob = new Blob([csvContent], { type: 'text/csv;charset=utf-8;' });
  const url = URL.createObjectURL(blob);
  const link = document.createElement('a');
  link.href = url;
  link.download = filename;
  link.click();
}
 
const exportButton = document.getElementById('exportButton');
exportButton.addEventListener('click', () => {
  exportToCsv(employees, 'employees.csv');
});