$results = [];
if (isset($_GET['keyword'])) {
$keyword = $_GET['keyword'];
$file = fopen('leads.csv', 'r');

while (($row = fgetcsv($file, 0, ';')) !== FALSE) {
if (strpos($row[0], $keyword) !== false || strpos($row[2], $keyword) !== false) {
$result = [
"Name" => $row[0] . ' ' . $row[2],
"Age" => $row[3],
"Phone" => $row[4],
"Address" => $row[5] . ', ' . $row[6] . ', ' . $row[7] . ', ' . $row[9]
];
$results[] = $result;
}
}
echo json_encode($results);
}
?>