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This article will explain in detail how many days there are about php query, Xiaobian thinks it is quite practical, so share it for everyone to make a reference, I hope you can gain something after reading this article.

PHP query how many days: 1, create a PHP sample file;2, by "function countdays($d){...} "Method calculates how many days remain until the specified date.

Operating environment: Windows 7 system, PHP 7.1 version, Dell G3 computer.

PHP calculates how many days are left until the specified date.

The code is as follows:

function countdays($d){ $olddate = substr($d, 4); $newdate = date(Y) . "".$ olddate; $nextyear = date(Y)+1 . "".$ olddate; if($newdate > date("Y-m-d")) { $start_ts = strtotime($newdate); $end_ts = strtotime(date("Y-m-d")); $diff = $end_ts - $start_ts; $n = round($diff / 86400); $return = substr($n, 1); return $return; } else { $start_ts = strtotime($nextyear); $end_ts = strtotime(date("Y-m-d")); $diff = $end_ts - $start_ts; $n = round($diff / 86400); $return = substr($n, 1); return $return; }}

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