<?php
  $data = json_decode(file_get_contents('php://input'), true);
  if($data['email']) {
    $output = fopen('regs.csv', 'a') or die('hey');
    fwrite($output, "\n".'"'.$data['name'].'","'.$data['email'].'",'.date('Y-m-d H:m:s'));
    fclose($output);
  }