3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C extends ArrayObject { public function getArrayCopy() {return [__METHOD__];} public function getIterator() {yield __METHOD__;} public function serialize() {return serialize([__METHOD__]);} public function unserialize($data) {} public function offsetGet($key) {return __METHOD__;} public function offsetExists($key) {return TRUE;} public function offsetSet($key, $value) {} public function offsetUnset($key) {} } $o = new C(['x' => 5]); var_export([ 'json' => json_encode($o), '(array)' => (array) $o, '->x' => $o->x, ]);

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)
8.3.60.0190.00018.68
8.3.50.0130.00318.20
8.3.40.0130.00922.08
8.3.30.0220.00018.71
8.3.20.0040.00424.18
8.3.10.0030.00524.66
8.3.00.0040.00426.16
8.2.180.0130.01025.92
8.2.170.0160.00322.96
8.2.160.0000.01422.96
8.2.150.0000.00825.66
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00419.82
8.2.110.0030.00622.26
8.2.100.0040.00717.78
8.2.90.0040.00419.04
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0030.00518.04
8.2.50.0040.00417.55
8.2.40.0040.00419.65
8.2.30.0040.00417.69
8.2.20.0030.00619.79
8.2.10.0000.00822.40
8.2.00.0040.00419.31
8.1.280.0120.00325.92
8.1.270.0000.00723.99
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00320.98
8.1.230.0000.01119.22
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0030.00617.23
8.1.190.0040.00417.39
8.1.180.0060.00318.10
8.1.170.0000.00817.62
8.1.160.0000.00718.79
8.1.150.0040.00418.52
8.1.140.0050.00320.82
8.1.130.0050.00318.87
8.1.120.0040.00417.30
8.1.110.0070.00017.40
8.1.100.0030.00517.29
8.1.90.0000.00717.40
8.1.80.0000.00717.38
8.1.70.0000.00717.46
8.1.60.0000.00817.42
8.1.50.0080.00017.52
8.1.40.0040.00417.53
8.1.30.0040.00417.64
8.1.20.0060.00317.67
8.1.10.0040.00417.55
8.1.00.0070.00017.47
8.0.300.0000.00720.16
8.0.290.0000.00816.58
8.0.280.0040.00417.95
8.0.270.0050.00216.68
8.0.260.0000.00718.57
8.0.250.0060.00316.94
8.0.240.0000.00816.95
8.0.230.0080.00017.02
8.0.220.0030.00316.79
8.0.210.0000.00716.94
8.0.200.0070.00016.85
8.0.190.0000.00816.91
8.0.180.0000.00716.93
8.0.170.0030.00616.96
8.0.160.0050.00216.79
8.0.150.0000.00816.89
8.0.140.0070.00016.84
8.0.130.0000.00613.29
8.0.120.0040.00416.82
8.0.110.0050.00316.70
8.0.100.0070.00016.96
8.0.90.0000.00716.85
8.0.80.0050.00216.72
8.0.70.0000.00716.95
8.0.60.0070.00016.90
8.0.50.0000.00716.75
8.0.30.0000.00716.71
8.0.20.0070.00016.95
8.0.10.0000.00717.07
8.0.00.0040.00417.02
7.4.330.0000.00515.55
7.4.320.0060.00016.43
7.4.300.0000.00616.53
7.4.290.0070.00016.55
7.4.280.0000.00916.47
7.4.270.0040.00416.47
7.4.260.0030.00313.24
7.4.250.0030.00316.38
7.4.240.0000.00716.59
7.4.230.0000.00716.70
7.4.220.0030.00516.39
7.4.210.0000.00716.71
7.4.200.0030.00316.72
7.4.190.0070.00016.37
7.4.180.0080.00016.48
7.4.160.0040.00416.61
7.4.150.0030.00316.65
7.4.140.0000.00816.22
7.4.130.0000.00816.20
7.4.120.0070.00016.50
7.4.110.0030.00316.49
7.4.100.0000.00816.44
7.4.90.0000.00716.59
7.4.80.0030.00316.52
7.4.70.0070.00016.39
7.4.60.0040.00416.42
7.4.50.0070.00016.23
7.4.40.0040.00416.35
7.4.30.0040.00416.55
7.4.20.0070.00016.51
7.4.10.0030.00316.58
7.4.00.0030.00316.38
7.3.330.0030.00316.26
7.3.320.0000.00513.35
7.3.310.0030.00316.38
7.3.300.0050.00216.42
7.3.290.0030.00316.39
7.3.280.0000.00616.38
7.3.270.0060.00016.39
7.3.260.0030.00316.29
7.3.250.0030.00316.28
7.3.240.0020.00516.37
7.3.230.0040.00416.39
7.3.220.0000.00816.34
7.3.210.0000.00816.32
7.3.200.0030.00316.18
7.3.190.0070.00016.32
7.3.180.0030.00316.13
7.3.170.0030.00316.30
7.3.160.0000.00716.18
7.3.150.0040.00416.19
7.3.140.0060.00016.18
7.3.130.0030.00316.18
7.3.120.0000.00716.36
7.3.110.0040.00416.30
7.3.100.0000.00716.12
7.3.90.0050.00316.58
7.3.80.0000.00716.38
7.3.70.0070.00016.20
7.3.60.0000.00716.43
7.3.50.0080.00016.43
7.3.40.0030.00316.25
7.3.30.0030.00316.29
7.3.20.0040.00416.45
7.3.10.0030.00516.34
7.3.00.0070.00316.23

preferences:
33.96 ms | 400 KiB | 5 Q