C语言 c++ php mysql nginx linux lnmp lamp lanmp memcache redis 面试 笔记 ppt 设计模式 问题 远
//根据每隔多少自然秒生成keyfunction getZiRanKey($sec) {
// $time = strtotime('2017-04-23 17:30:04');
$time = time();
$time = $time - ($time%$sec);
return date('Y-m-d H:i:s',$time);
}
页:
[1]