PHP：在幾秒鐘的時間差

Question

我想獲得從給定的時間以秒的總數量，例如低於以下給出的數據：

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

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;