获取当前时间戳

Go

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

Java

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

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

JavaScript

Math.round(new Date() / 1000)

MySQL

SELECT unix_timestamp(now())

SQLite

SELECT strftime('%s', 'now')

PHP

// pure php
time()

// Carbon\Carbon
Carbon::now()->timestamp

Python

import time
time.time()

Shell

date +%s

Lua

os.time()