Get milliseconds from time and construct time based on milliseconds

[bauss]

On Tuesday, 28 May 2024 at 18:29:17 UTC, Ferhat Kurtulmuş wrote:
> On Tuesday, 28 May 2024 at 17:37:42 UTC, bauss wrote:
>> I have two questions that I can't seem to find a solution to 
>> after looking at std.datetime.
>>
>> First question is how do I get the current time but in 
>> milliseconds?
>>
>> Second is how do I construct a time ex. systime or datetime 
>> based on milliseconds?
>>
>> Thanks
>
> Unixtime might be what you want:
>
> import std;
>
> import std.datetime;
> import std.stdio;
>
>     void main() {
>         // Get the current time in the UTC time zone
>         auto currentTime = Clock.currTime();
>
>         // Convert the time to the Unix epoch 
> (1970-01-01T00:00:00Z)
>         Duration unixTime = currentTime - 
> SysTime(DateTime(1970, 1, 1), UTC());
>
>         // Get the total milliseconds
>         long milliseconds = unixTime.total!"msecs";
>
>         // Print the Unix time in milliseconds
>         writeln("Unix time in milliseconds: ", milliseconds);
>     }

Thanks a lot.

Also figured out the second question based on your result.

Simply doing:

```
SysTime(DateTime(1970, 1, 1), UTC()) + dur!"msecs"(milliseconds)
```

Seems to work.