时间戳转换工具

// pure java
(int) (System.currentTimeMillis() / 1000)

// joda
(int) (DateTime.now().getMillis() / 1000)

import time
time.time()

(DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000

Math.round(new Date() / 1000)

time()

(new Date().time / 1000).intValue()

NSDate().timeIntervalSince1970

import (
"time"
)
int32(time.Now().Unix())

Time.now.to_i

SELECT unix_timestamp(now())