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?????? ?????? ? Unix(Unix timestamp) → ????? ????

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????? ???? → ?????? ?????? ?????? → ?????? ?????? ??????(Unix timestamp)

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1? ???? ??????? ?? ????? ???????? ????????? ?????? ??? ??????? ??????? ??????? ???????(Unix timestamp) ????? ????? ?? ????? ?????? ??????:

PHP time()
Java time
JavaScript Math.round(new Date().getTime()/1000)
getTime() ???? ???? ??????? ?? ???? ?????
.NET / C# time = (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000
MySQL SELECT unix_timestamp(now())
Perl time
PostgreSQL SELECT extract(time FROM now())
Python ??????? ????? ????? ?? time.time()
Ruby ?????? ??? ?????? ?????? ???????: Time.now ?? Time.new
??? ?????? ?????? ?? Unix: Time.now.to_i
SQL Server SELECT DATEDIFF(s, '1970-01-01 00:00:00', GETUTCDATE())
Unix / Linux date +%s
VBScript / ASP DateDiff("s", "01/01/1970 00:00:00", Now())

2? ???? ??????? ?? ????? ???????? ????????? ????? ????? ?????? → ??????? ??????? ???????(Unix timestamp):

PHP mktime(hour, minute, second, day, month, year)
Java long datetime = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss").parse("01/01/1970 01:00:00");
JavaScript var commonTime = new Date(Date.UTC(year, month - 1, day, hour, minute, second))
MySQL SELECT unix_timestamp(time)
????? ?????: YYYY-MMM-DD HH:MM:SS ?? YYMMDDD ?? YYYYMMDDD
Perl ?????? ????? ?????::???? ?? ????$time = timelocal($sec, $min, $hour, $day, $month, $year);
PostgreSQL SELECT extract(datetime FROM date('YYYY-MM-DD HH:MM:SS'));
Python ??????? ????? ?? int(time.mktime(time.strptime('YYYY-MM-DD HH:MM:SS', '%Y-%m-%d %H:%M:%S')))
Ruby Time.local(year, month, day, hour, minute, second)
SQL Server SELECT DATEDIFF(s, '1970-01-01 00:00:00', datetime)
Unix / Linux date +%s -d"Jan 1, 1970 00:00:01"
VBScript / ASP DateDiff("s", "01/01/1970 00:00:00", datetime)

3. ?????? ??????? ??????? ?? ???? ??????? ?? ????? ???????? ????????(Unix timestamp) ??? ????? ????? ?????? ??????? ?? ???? ??????? ?? ????? ???????? ???????? ??? ????? ?????? (?????-?????-?????-??????-??????:???????:???????):

PHP date('r', Unix timestamp)
Java String datetime = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss").format(new java.util.Date(Unix timestamp * 1000))
JavaScript ??? ????? unixTimestamp = ????? ????(Unix timestamp * 1000) ?? CommonTime = unixTimestamp.toLocaleString()
Linux date -d @Unix timestamp
MySQL from_unixtime(Unix timestamp)
Perl ????? ????$ ????? = ?????? ?????? ?????? ?? ????($sec, $min, $hour, $day, $month, $year) = (localtime($time))[0,1,2,3,4,5,6]
PostgreSQL SELECT TIMESTAMP WITH TIME ZONE 'time' + Unix timestamp) * INTERVAL '1 second';
Python ??????? ????? ?? time.gmtime time.gmtime(Unix timestamp)
Ruby Time.at(Unix timestamp)
SQL Server DATEADD(s, Unix timestamp, '1970-01-01 00:00:00')
VBScript / ASP DateAdd("s", Unix timestamp, "01/01/1970 00:00:00")
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