php时间比较函数，返回两个日期相差几秒、几分钟、几小时或几天
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发布： 2016-07-25 08:43:20
- function DateDiff($date1, $date2, $unit = "") { //时间比较函数，返回两个日期相差几秒、几分钟、几小时或几天
- switch ($unit) {
- case 's':
- $dividend = 1;
- break;
- case 'i':
- $dividend = 60; //oSPHP.COM.CN
- break;
- case 'h':
- $dividend = 3600;
- break;
- case 'd':
- $dividend = 86400;
- break; //开源OSPhP.COM.CN
- default:
- $dividend = 86400;
- }
- $time1 = strtotime($date1);
- $time2 = strtotime($date2);
- if ($time1 && $time2)
- return (float)($time1 - $time2) / $dividend;
- return false;
- }
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几天, 几分钟, 几秒
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