protected function _formatString($string)
{
$quote = substr($string, 0, 1);
$string = substr($string, 1, -1);
if ($quote === '"') {
$string = stripcslashes($string);
} else {
$string = strtr($string, ["\\'" => "'", "\\\\" => "\\"]);
}
$string = str_replace("\r\n", "\n", $string);
return addcslashes($string, "..\\\"");
}