在php中可以利用date()、mktime()、gmdate()实现“+8”小时的算法来把美国时间转为北京时间。date()可把时间戳格式化为可读性更好的日期和时间;mktime()返回一个日期的UNIX时间戳。
本文操作环境:Windows7系统,Dell G3电脑、PHP7.1版。
php中怎么把美国时间转为北京时间?
由于最近做邮件系统用到了时间转化,需要把从谷歌gmail下载下来的邮件时间转化为北京时间,于是乎就写了一个时间转化函数,希望对有需要的盆友所有启迪
我们都知道中美时间,有的时候相差13个小时,有的时候跟北京时间相差14个小时,所以很不好处理,
现在php函数就能处理,如下代码,
function datezhuanhuan($dateparams) { $ccc=strtotime($dateparams); $date=date(‘Y-m-d'); $bjtime=date(‘Y-m-d',$ccc); if($date==$bjtime) { $sbjtime=date(‘Y-m-d H:i:s',$ccc); echo substr($sbjtime,11,5); } else { $sbjtime=date(‘Y-m-d H:i:s',$ccc); return substr($sbjtime,5,5); } }
另一种+8小时的算法,无论你那个时区都能转化成我们的北京时间:
$bj_time = date ("Y-m-d H:i:s" , mktime(gmdate('H')+8,gmdate('i'),gmdate('s'),gmdate('m'),gmdate('d'),gmdate('Y')));
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