3v4l.org

run code in 300+ PHP versions simultaneously
<?php function dateDifference($date_1, $date_2, $differenceFormat = '%a') // %a { if (is_numeric($date_1)) $datetime1 = (new DateTime())->setTimeStamp($date_1/1000); else $datetime1 = new DateTime($date_1); $datetime2 = (new DateTime())->setTimeStamp($date_2/1000); $interval = $datetime1->diff($datetime2); return $interval->format($differenceFormat) * 8.64e+7; } echo dateDifference('2019-02-05T11:51:20', 1551791511000) . PHP_EOL; echo dateDifference(time()*1000, 1551791511000) . PHP_EOL;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.3.90.0100.00714.80
7.3.80.0090.01514.78
7.3.70.0030.01014.85
7.3.60.0070.01014.84
7.3.50.0200.00715.15
7.3.40.0090.00314.95
7.3.30.0090.00814.92
7.3.20.0030.01116.69
7.3.10.0070.00716.88
7.3.00.0070.00716.85
7.2.220.0140.01414.69
7.2.210.0190.01015.29
7.2.200.0030.01015.33
7.2.190.0040.01415.16
7.2.180.0070.00715.30
7.2.170.0100.00315.13
7.2.160.0030.01415.16
7.2.150.0080.00516.98
7.2.140.0100.01016.95
7.2.130.0070.01016.87
7.2.120.0140.00017.02
7.2.110.0120.01317.07
7.2.100.0130.01716.93
7.2.90.0080.00617.25
7.2.80.0060.00917.17
7.2.70.0040.01017.03
7.2.60.0110.00416.91
7.2.50.0130.00016.91
7.2.40.0100.00317.03
7.2.30.0030.01016.66
7.2.20.0090.00616.94
7.2.10.0070.00717.14
7.2.00.0070.01116.85
7.1.320.0000.01715.89
7.1.310.0100.00316.13
7.1.300.0220.01515.70
7.1.290.0030.01015.94
7.1.280.0060.00616.00
7.1.270.0060.00715.74
7.1.260.0000.01715.71
7.1.250.0030.00916.02

preferences:
34.77 ms | 403 KiB | 5 Q