std::mktime

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C++ Standard Library
Language Utilities library Strings library Containers library Algorithms library Iterators library Numerics library Input/output library Localizations library Regular expressions library (C++11) Atomic operations library (C++11) Thread support library (C++11)
Utilities library
Date and time utilities
time_point (C++11) duration (C++11) system_clock (C++11) steady_clock (C++11) high_resolution_clock (C++11) C library facilities
C-style date and time utilities
Functions Time manipulation difftime time clock Format conversions asctime ctime strftime wcsftime gmtime localtime mktime Constants CLOCKS_PER_SEC Types tm time_t clock_t

Defined in header <ctime>
time_t mktime( struct tm *time );

Converts local calendar time to a time since epoch as a time_t object.

If successful, recalculates day of the week(tm_wday and day of the year (tm_yday) fields in time.

[edit] Parameters

tm

-

pointer to a tm object specifying local calendar time to convert

[edit] Return value

time since epoch as a time_t object on success or -1 otherwise.

[edit] Example

This section is incomplete