Question

How to convert a string containing date and time to tm with format %Y-%b-%d %H:%M:%S in C++

Answer 1

#include <iostream>
#include <iomanip>
  
int main() 
{
    std::istringstream ss("2022-Mar-25 11:58:31");
 
    std::tm tm = {};
    ss >> std::get_time(&tm, "%Y-%b-%d %H:%M:%S");
 
    if (ss.fail()) {
        std::cout << "Parse date time failed";
    } else {
        std::cout << std::put_time(&tm, "%Y-%b-%d %H:%M:%S") << '\n';
        std::cout << std::put_time(&tm, "%c");
    }
}
 
 
 
 
/*
run:
 
2022-Mar-25 11:58:31
Sun Mar 25 11:58:31 2022
 
*/

 

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