Need to take difference between two dates using time_t

[sharath137]

I need to take difference between two dates in normal date format like "2012-03-30 17:21:33.027" using time_t..previously i was using unix timestamp so i used data type long int...but i need to know how to compare using time_t...

plz help.....

[JLBorges]

See std::mktime() http://en.cppreference.com/w/cpp/chrono/c/mktime
and std::difftime() http://en.cppreference.com/w/cpp/chrono/c/difftime