| PHP |
time() |
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| Python |
import time; time.time() |
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| Ruby |
Time.now |
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| Perl |
time |
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| Java |
long epoch = System.currentTimeMillis()/1000; |
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| C# |
DateTimeOffset.Now.ToUnixTimeSeconds() |
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| Objective-C |
[[NSDate date] timeIntervalSince1970]; |
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| C++11 |
double now = std::chrono::duration_cast<std::chrono::seconds> (std::chrono::system_clock::now().time_since_epoch()).count(); |
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| Lua |
epoch = os.time() |
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| VBScript/ASP |
查看示例 |
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| AutoIT |
_DateDiff('s', "1970/01/01 00:00:00", _NowCalc()) |
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| Delphi |
Epoch := DateTimetoUnix(Now); |
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| Dart |
DateTime.now().microsecondsSinceEpoch |
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| R |
as.numeric(Sys.time()) |
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| Erlang/OTP |
erlang:system_time(seconds). |
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| MySQL |
SELECT unix_timestamp(now()) |
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| PostgreSQL |
SELECT extract(epoch FROM now()); |
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| SQLite |
SELECT strftime('%s', 'now'); |
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| Oracle PL/SQL |
SELECT (CAST(SYS_EXTRACT_UTC(SYSTIMESTAMP) AS DATE) - TO_DATE('01/01/1970','DD/MM/YYYY')) * 24 * 60 * 60 FROM DUAL; |
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| SQL Server |
SELECT DATEDIFF(s, '1970-01-01 00:00:00', GETUTCDATE()) |
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| IBM Informix |
SELECT dbinfo('utc_current') FROM sysmaster:sysdual; |
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| JavaScript |
Math.floor(new Date().getTime()/1000.0) |
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| Visual FoxPro |
DATETIME() - {^1970/01/01 00:00:00} |
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