3v4l.org

run code in 500+ PHP versions simultaneously
<?php $a = new __PHP_Incomplete_Class; $r = new ReflectionProperty($a, 'x'); $r->setValue(null, 3); //$a->x = 2; var_dump($a); var_dump(unserialize(serialize($a)));

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)
8.5.30.0320.00617.52
8.5.20.0350.00816.81
8.5.10.0350.00716.67
8.5.00.0330.00916.73
8.4.180.0360.00719.71
8.4.170.0340.00919.92
8.4.160.0340.00919.84
8.4.150.0360.00719.85
8.4.140.0360.01117.71
8.4.130.0380.00817.65
8.4.120.0400.00717.84
8.4.110.0440.00517.81
8.4.100.0410.00517.89
8.4.90.0430.00617.84
8.4.80.0390.00817.68
8.4.70.0380.01017.99
8.4.60.0380.00918.04
8.4.50.0360.00917.47
8.4.40.0400.00717.53
8.4.30.0410.00817.50
8.4.20.0400.01117.59
8.4.10.0400.00817.69
8.3.300.0330.00718.42
8.3.290.0320.01018.27
8.3.280.0370.01118.25
8.3.270.0390.00716.67
8.3.260.0350.00916.67
8.3.250.0380.00816.67
8.3.240.0370.00916.72
8.3.230.0420.00616.67
8.3.220.0400.00816.67
8.3.210.0410.00816.67
8.3.200.0410.00816.67
8.3.190.0370.01016.67
8.3.180.0370.00816.67
8.3.170.0390.00816.67
8.3.160.0380.00916.67
8.3.150.0340.01216.72
8.3.140.0460.00616.67
8.3.130.0310.01216.67
8.3.120.0310.01116.67
8.3.110.0360.00816.67
8.3.100.0380.01016.67
8.3.90.0400.00816.68
8.3.80.0370.01016.67
8.3.70.0380.01216.67
8.3.60.0370.00916.67
8.3.50.0410.00816.67
8.3.40.0440.01018.01
8.3.30.0290.01117.96
8.3.20.0300.00917.89
8.3.10.0290.00817.85
8.3.00.0280.00917.80

preferences:
47.45 ms | 716 KiB | 5 Q