datatime_timestamp.d

// dmd 2.063
// ref. http://d.hatena.ne.jp/yutakikuchi/20130617/1371425713
 
import std.array, std.conv, std.datetime;
import std.stdio;
 
void main() {
    // 現在時刻のDateTimeを取得
    {
        const current = Clock.currTime;
        const datetime = current.toISOExtString.replace("T", " ").split(".").front;
        writeln(datetime); // e.g. 2013-06-15 12:00:00
    }
 
    // 現在時刻のTimeStampを取得
    {
        const current = Clock.currTime;
        const timestamp = current.toUnixTime;
        writeln(timestamp); // e.g. 1371265200
    }
 
    // TimeStampからDateTimeへ変換
    {
        const timestamp = 1371265200;
        const datetime = SysTime(unixTimeToStdTime(timestamp)).toISOExtString.replace("T", " ").split(".").front;
        writeln(datetime); // 2013-06-15 12:00:00
    }
 
    // DateTimeからTimeStampへ変換
    {
        const datetime = "2013-06-15 12:00:00";
        const timestamp = SysTime.fromISOExtString(datetime.replace(" ", "T")).toUnixTime;
        writeln(timestamp); // 1371265200
    }
}