时间戳转换

获取当前时间戳

Swift NSDate().timeIntervalSince1970
Go import ( "time" ) int32(time.Now().Unix())
Swift (int) (System.currentTimeMillis() / 1000)// pure java
(int) (DateTime.now().getMillis() / 1000)// joda
JavaScript Math.round(new Date() / 1000)
Objective-C [[NSDate date] timeIntervalSince1970]
MySQL SELECT unix_timestamp(now())
SQLite SELECT strftime('%s', 'now')
Erlang calendar:datetime_to_gregorian_seconds(calendar:universal_time())-719528*24*3600.
PHP time()// pure php
Carbon::now()->timestamp// Carbon\Carbon
Python import time
time.time()
Ruby Time.now.to_i
Shell date +%s
Groovy (new Date().time / 1000).intValue()
Lua os.time()
.NET/C# (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000