3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time1 = '2014-08-26 14:35:29'; $time2 = '2014-08-26 15:35:29'; $strtotime1 = strtotime($time1); $strtotime2 = strtotime($time2); $hourdiff = (strtotime($strtotime2) - strtotime($strtotime1)/3600, 1); echo $hourdiff; exit; echo $strtotime1; echo "\n"; echo $strtotime2; echo "\n"; echo $strtotime2 - $strtotime1;
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.32
Parse error: syntax error, unexpected ',' in /in/61VAI on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected ',' in /in/61VAI on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/61VAI on line 8
Process exited with code 255.

preferences:
225.52 ms | 1395 KiB | 123 Q