我之前使用的是localtime,但是考虑到它已经折旧了,我想我会像这样切换到localtime_s:struct tm now;std::string stimeNow = std::to_string(now->tm_hour) + ":" + std::to_string(now->tm_min) +":& 浏览7提问于2015-07-06得票数 0 1回答 指针似乎在递归算法中丢失了 、
std::time_t tStart = system_clock::to_time_t(system_clock::now()); //to_time_t:将time_point转为std::time_t struct std::tm tm; localtime_s(&tm,&tStart); std::cout << "Current time: " << std::put_time(&tm, "%X") << std::endl; //X须大写,若小写输出日期 std::cout...
std::tm std::to_chars std::tuple std::tuple::swap std::tuple::tuple std::tuple_cat std::tuple_element<std::pair> std::tuple_element<std::tuple> std::tuple_size<std::pair> std::tuple_size<std::tuple> std::tx_exception std::type_index std::type_index::hash_code std::type_in...
<string>#include <iostream>intmain(){autost=std::stacktrace::current();std::cout<<"Description of an empty stacktrace entry:\n"+std::to_string(std::stacktrace_entry{})<<'\n';if(st.size()>0){std::cout<<"Description of a non-empty stacktrace entry:\n"+std::to_string(st[0])<<...
(now); // 转换为tm结构体 std::tm now_tm = *std::localtime(&now_c); // 创建一个stringstream用于构建字符串 std::stringstream ss; // 使用std::put_time将tm结构体格式化为字符串 ss << std::put_time(&now_tm, "%Y-%m-%d %H:%M:%S"); // 将stringstream转换成字符串 std::string ...
std::tm std::to_chars std::tuple std::tuple::swap std::tuple::tuple std::tuple_cat std::tuple_element<std::pair> std::tuple_element<std::tuple> std::tuple_size<std::pair> std::tuple_size<std::tuple> std::tx_exception std::type_index std::type_index::hash_code std::type_in...
std::string开内存先不说，写着写着超过capacity()的大小时还存在内存的再分配和memcpy. 这tm还用想...
undefined reference to `TMRedis::MRedisSIsmember(std::basic_string<char, std::char_traits<char>, std 1.程序在linux上编译出现 undefined reference to XXXXX(std::basic_string<char, std::char_traits, std::allocator >, std::basic_string<char, std::char_traits, std::allocator >) 2.使用...
stringserializeTimePoint(consttime_point& time,conststd::string& format){std::time_ttt =std::chrono::system_clock::to_time_t(time);std::tm tm = *std::gmtime(&tt);//GMT (UTC)//std::tm tm = *std::localtime(&tt); //Locale time-zone, usually UTC by default.std::stringstreamss...
string(_time);}atic uint32_t elapse_seconds(time_t &start){ time_t now; time(&now); return static_cast<uint32_t>(std::difftime(now, start));}//"%Y-%m-%d %H:%M:%S"atic std::string to_str(const std::time_t &time){ char _time[25] = {0}; struct tm local_time; local...