<?php
include('includes/config/config.php');
include('log_entry.php');
$data='';
$query = "select max(checkup_id)  checkup_id from checkup_form where emp_id = '" . addslashes($_REQUEST['emp_id']) . "' ";
// echo $query;
error_log("max appointment_id query: " . $query);
if (!$result = @mysqli_query($conn, $query)) {
    rollback();
    exit(error_log(mysqli_error($conn)));
}
if (mysqli_num_rows($result) > 0) {
    while ($row = mysqli_fetch_assoc($result)) {
        $data = $row['checkup_id'];
    }
}
error_log("Max checkup id " . $data);
echo json_encode($data);