private function unescape_strings($strings, $escape) {
		if (strlen($escape) <> 1) {
			throw new Exception('Escape parameter can only be one character');
		}

		$escaped_strings = [];
		foreach ($strings as $string) {
			$escaped_strings[] = (string) str_replace('\\' . $escape, $escape, $string);
		}

		return $escaped_strings;
	}