type">cfunction</span> <span class="binding-type"><a href="https://github.com/janet-lang/janet/blob/0d9e999/src/core/os.c#L1842">source</a></span> <pre class="binding-text">(os/mktime date-struct &amp;opt local)

Get the broken down date-struct time expressed as the number of seconds since January 1, 1970, the Unix epoch. Returns a real number. Date is given in UTC unless `local` is truthy, in which case the date is computed for the local timezone.

Inverse function to os/date.</pre><a href="https://janetdo