Method string getFileName

gaussian_splatting/SIBR_viewers/src/core/system/String.cpp:69–76

	}

	SIBR_SYSTEM_EXPORT std::string getFileName(const std::string & str)
	{
		const std::string::size_type pos = str.find_last_of("/\\");
		if (pos == std::string::npos) {
			return str;
		}
		return str.substr(pos+1);
	}

	bool strContainsOnlyDigits(const std::string& str)
	{