setTimes

import std.datetime : DateTime, hnsecs, SysTime;

scope(exit) deleteme.remove;
write(deleteme, "a");

SysTime accessTime = SysTime(DateTime(2010, 10, 4, 0, 0, 30));
SysTime modificationTime = SysTime(DateTime(2018, 10, 4, 0, 0, 30));
setTimes(deleteme, accessTime, modificationTime);

SysTime accessTimeResolved, modificationTimeResolved;
getTimes(deleteme, accessTimeResolved, modificationTimeResolved);

assert(accessTime == accessTimeResolved);
assert(modificationTime == modificationTimeResolved);