PHP UTF-8到UCS-2 SMS

Posted 2021-05-14

function sms__unicode($message) {
  if (function_exists('iconv')) {
    $latin = @iconv('UTF-8', 'ISO-8859-1', $message);
    if (strcmp($latin, $message)) {
      $arr = unpack('H*hex', @iconv('UTF-8', 'UCS-2BE', $message));
      return strtoupper($arr['hex']) .'&unicode=1';
    }
  }
  return FALSE;
}