How to calculate the difference between two times in PHP

This article mainly introduces the method of PHP to simply calculate the difference between two times, and analyzes the conversion of PHP date and time and related operation techniques of mathematical operations in the form of specific examples. Friends in need can refer to it. I hope it can help everyone.

<?php
//PHP计算两个时间差的方法 
$startdate="2010-12-11 11:40:00";
$enddate="2012-12-12 11:45:09";
$date=floor((strtotime($enddate)-strtotime($startdate))/86400);
$hour=floor((strtotime($enddate)-strtotime($startdate))/86400/3600);
$minute=floor((strtotime($enddate)-strtotime($startdate))/86400/60);
$second=floor((strtotime($enddate)-strtotime($startdate))/86400/60);
echo $date."天<br>";
echo $hour."小时<br>";
echo $minute."分钟<br>";
echo $second."秒<br>";

Run results:

##

732天
0小时
12分钟
12秒

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