func formatDateTimeStrdata byte string error if lendata == 6 var dt string for _ b = range data dt = appenddt BCDByteToStringb realTime = fmtSprintf20s-s-s sss dt0 dt1 dt2 dt3 dt4 dt5 retur

std::string formatDateTimeStr(std::vector<uint8_t> data) { if (data.size() == 6) { std::vectorstd::string dt; for (auto b : data) { dt.push_back(BCDByteToString(b)); } std::string realTime = "20" + dt[0] + "-" + dt[1] + "-" + dt[2] + " " + dt[3] + ":" + dt[4] + ":" + dt[5]; return realTime; } else if (data.size() == 3) { std::vectorstd::string dt; for (auto b : data) { dt.push_back(BCDByteToString(b)); } std::string realTime = "20" + dt[0] + "-" + dt[1] + "-" + dt[2]; return realTime; } else { throw std::runtime_error("格式化时间字符串的数据长度不正确"); }