3v4l.org

run code in 300+ PHP versions simultaneously
<?phpclass C{ public $p; public function &__get($n) { return $this->p; }}$first = new C;$first->p = 'init';$clone = clone $first;$clone->p = $first->magic . '-x';$clone = clone $first;$clone->p = $clone->p . '-x';$clone->p = $clone->p . '-x';$clone->p = $clone->p . '-x';echo $first->v . "\n";

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)
8.3.60.0090.00618.30
8.3.50.0100.01021.94
8.3.40.0070.00718.75
8.3.30.0040.01118.92
8.3.20.0070.00020.39
8.3.10.0040.00423.61
8.3.00.0090.00317.38
8.2.180.0060.00916.32
8.2.170.0200.00322.96
8.2.160.0070.00720.39
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00022.19
8.2.110.0070.00320.39
8.2.100.0040.00817.72
8.2.90.0080.00018.06
8.2.80.0050.00317.97
8.2.70.0000.00817.36
8.2.60.0090.00018.04
8.2.50.0040.00418.07
8.2.40.0000.00919.82
8.2.30.0060.00317.91
8.2.20.0040.00417.46
8.2.10.0000.00817.98
8.2.00.0070.00017.54
8.1.280.0030.01025.92
8.1.270.0000.00722.02
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0080.00022.19
8.1.230.0070.00320.82
8.1.220.0000.00717.74
8.1.210.0060.00318.77
8.1.200.0000.00817.00
8.1.190.0030.00617.00
8.1.180.0000.00718.10
8.1.170.0050.00318.57
8.1.160.0070.00021.94
8.1.150.0040.00818.79
8.1.140.0040.00417.23
8.1.130.0030.00317.77
8.1.120.0000.00717.21
8.1.110.0030.00617.32
8.1.100.0000.00717.22
8.1.90.0070.00017.30
8.1.80.0040.00417.27
8.1.70.0070.00017.23
8.1.60.0030.00517.48
8.1.50.0040.00417.27
8.1.40.0060.00617.33
8.1.30.0030.00517.56
8.1.20.0000.00717.51
8.1.10.0080.00017.37
8.1.00.0080.00017.26
8.0.300.0000.00820.08
8.0.290.0070.00016.75
8.0.280.0030.00318.43
8.0.270.0030.00317.19
8.0.260.0000.00617.19
8.0.250.0030.00316.88
8.0.240.0030.00316.73
8.0.230.0000.00616.79
8.0.220.0070.00016.71
8.0.210.0070.00016.76
8.0.200.0070.00016.71
8.0.190.0070.00016.86
8.0.180.0040.00416.68
8.0.170.0000.00716.68
8.0.160.0000.00716.67
8.0.150.0040.00416.74
8.0.140.0040.00316.70
8.0.130.0040.00413.45
8.0.120.0000.00816.68
8.0.110.0000.00716.75
8.0.100.0040.00416.75
8.0.90.0080.00016.83
8.0.80.0100.00716.79
8.0.70.0050.00316.64
8.0.60.0000.00716.57
8.0.50.0040.00416.75
8.0.30.0160.00516.95
8.0.20.0070.01117.40
8.0.10.0030.00516.71
8.0.00.0100.00716.68
7.4.330.0060.00015.05
7.4.320.0040.00416.39
7.4.300.0060.00016.29
7.4.290.0000.00716.51
7.4.280.0040.00416.39
7.4.270.0000.00616.38
7.4.260.0030.00316.50
7.4.250.0000.00816.43
7.4.240.0020.00516.49
7.4.230.0040.00416.55
7.4.220.0120.01216.50
7.4.210.0060.00916.56
7.4.200.0080.00016.35
7.4.160.0110.00716.46
7.4.150.0120.00917.40
7.4.140.0100.00917.86
7.4.130.0140.00716.31
7.4.120.0090.00716.45
7.4.110.0110.00716.52
7.4.100.0030.01316.19
7.4.90.0090.01216.25
7.4.80.0070.01119.39
7.4.70.0100.00716.29
7.4.60.0070.00916.47
7.4.50.0000.00416.15
7.4.40.0080.01216.49
7.4.30.0060.01216.39
7.3.330.0060.00013.22
7.3.320.0020.00213.19
7.3.310.0050.00216.21
7.3.300.0060.00016.13
7.3.290.0030.01016.11
7.3.280.0060.01016.16
7.3.270.0070.01117.40
7.3.260.0080.00816.50
7.3.250.0120.00716.36
7.3.240.0100.00716.21
7.3.230.0110.01116.39
7.3.210.0110.00716.55
7.3.200.0120.01219.39
7.3.190.0110.00916.30
7.3.180.0110.00716.20
7.3.170.0110.00616.42
7.3.160.0110.00416.24
7.2.330.0100.00616.65
7.2.320.0110.00516.23
7.2.310.0060.00916.51
7.2.300.0160.00616.43
7.2.290.0050.01116.33
5.4.340.0040.03712.01
5.4.320.0100.03312.45
5.4.310.0080.04112.45
5.4.300.0090.04012.46
5.4.290.0070.05112.45
5.4.280.0070.04612.35
5.4.270.0090.04612.35
5.4.260.0060.04912.34
5.4.250.0050.04412.34
5.4.240.0060.04212.35
5.4.230.0080.03612.34
5.4.220.0040.04212.34
5.4.210.0070.03312.34
5.4.200.0070.03512.34
5.4.190.0040.04912.33
5.4.180.0050.04112.33
5.4.170.0030.03712.34
5.4.160.0080.03312.34
5.4.150.0050.03512.34
5.4.140.0070.03412.02
5.4.130.0040.03512.01
5.4.120.0070.03311.97
5.4.110.0090.03111.96
5.4.100.0050.04111.97
5.4.90.0040.03911.96
5.4.80.0100.04211.96
5.4.70.0090.03511.96
5.4.60.0060.04011.96
5.4.50.0040.03611.96
5.4.40.0080.03711.95
5.4.30.0080.03311.95
5.4.20.0060.04511.95
5.4.10.0070.03211.95
5.4.00.0030.03711.44

preferences:
39.38 ms | 401 KiB | 5 Q