名称:钱
当前代码
<?php ini_set('date.timezone','Asia/Shanghai'); /** * 求两个日期之间相差的天数 * (针对1970年1月1日之后,求之前可以采用泰勒公式) * @param string $day1 * @param string $day2 * @return number */ function diffBetweenTwoDays ($day1, $day2) { $second1 = strtotime($day1); $second2 = strtotime($day2); if ($second1 < $second2) { $tmp = $second2; $second2 = $second1; $second1 = $tmp; } return ($second1 - $second2) / 86400; } $day1 = "2018-03-27"; $day2 = "2018-03-04"; $diff = diffBetweenTwoDays($day1, $day2); echo $diff."\n";