PHP：以秒为单位的时差[重复]

Question

This question already has an answer here:

• How to calculate the difference between two dates using PHP? 32 answers

I would like to get the total number of seconds based from the given time, for example the following given data below:

$timein=04-01-2017 7:56:37 am;
$timeout=04-01-2017 5:15:17 pm;
$totalseconds= ?

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Answer 1

PHP code demo

<?php
$time1=strtotime("04-01-2017 7:56:37 am");
$time2=strtotime("04-01-2017 5:15:17 pm");
echo $time2-$time1;