3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Engine { protected $engine = 'AbstractEngine'; public function engine() { return $this->engine; } } class Car extends Engine { } // $car = new Car(); // echo $car->engine(); $engine = new Engine(); echo $engine->engine();

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)
8.3.60.0060.00916.38
8.3.50.0040.01116.22
8.3.40.0120.00318.79
8.3.30.0030.01418.67
8.3.20.0040.00420.16
8.3.10.0040.00423.66
8.3.00.0050.00319.56
8.2.180.0140.00016.38
8.2.170.0100.00722.96
8.2.160.0080.00619.32
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0090.00017.38
8.2.110.0030.00621.09
8.2.100.0060.00617.85
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0070.00417.63
8.2.60.0040.00417.80
8.2.50.0040.00718.10
8.2.40.0000.00719.52
8.2.30.0000.00819.69
8.2.20.0000.00817.73
8.2.10.0070.00017.89
8.2.00.0050.00318.04
8.1.280.0070.01025.92
8.1.270.0070.00720.29
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.97
8.1.230.0080.00617.66
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0040.00421.90
8.1.150.0000.00718.76
8.1.140.0000.00817.20
8.1.130.0030.00317.58
8.1.120.0040.00417.23
8.1.110.0030.00717.34
8.1.100.0040.00417.28
8.1.90.0000.00717.38
8.1.80.0070.00017.33
8.1.70.0000.00717.32
8.1.60.0000.00817.47
8.1.50.0080.00017.41
8.1.40.0040.00417.46
8.1.30.0060.00617.56
8.1.20.0000.00817.48
8.1.10.0000.00817.50
8.1.00.0080.00017.44
8.0.300.0070.00018.77
8.0.290.0090.00016.75
8.0.280.0060.00318.38
8.0.270.0000.00817.10
8.0.260.0030.00317.10
8.0.250.0000.00817.02
8.0.240.0000.00616.84
8.0.230.0100.00016.88
8.0.220.0040.00416.78
8.0.210.0000.00716.91
8.0.200.0000.00616.93
8.0.190.0040.00416.91
8.0.180.0000.00916.80
8.0.170.0040.00416.82
8.0.160.0030.00516.85
8.0.150.0040.00416.83
8.0.140.0070.00016.71
8.0.130.0030.00313.25
8.0.120.0000.00816.89
8.0.110.0080.00016.73
8.0.100.0070.00016.79
8.0.90.0040.00416.69
8.0.80.0090.00616.95
8.0.70.0040.00416.82
8.0.60.0000.00716.68
8.0.50.0050.00316.88
8.0.30.0140.00416.95
8.0.20.0100.00917.40
8.0.10.0000.00716.84
8.0.00.0100.00816.59
7.4.330.0050.00015.08
7.4.320.0000.00616.36
7.4.300.0040.00416.54
7.4.290.0030.00316.36
7.4.280.0000.00916.43
7.4.270.0000.00716.45
7.4.260.0050.00216.55
7.4.250.0000.00716.49
7.4.240.0020.00616.52
7.4.230.0040.00416.61
7.4.220.0090.00916.65
7.4.210.0050.00916.54
7.4.200.0000.00716.62
7.4.160.0100.01316.51
7.4.150.0150.00917.40
7.4.140.0090.01017.86
7.4.130.0110.00616.36
7.4.120.0100.00716.48
7.4.110.0140.00316.34
7.4.100.0130.00916.32
7.4.90.0030.01316.36
7.4.80.0030.01619.39
7.4.70.0090.00916.35
7.4.60.0160.00316.50
7.4.50.0000.00416.42
7.4.40.0170.00416.36
7.4.30.0100.01016.23
7.4.00.0000.01715.01
7.3.330.0030.00313.25
7.3.320.0050.00313.31
7.3.310.0050.00216.32
7.3.300.0000.00716.16
7.3.290.0040.01116.30
7.3.280.0080.00816.27
7.3.270.0090.00917.40
7.3.260.0150.00916.34
7.3.250.0100.01016.32
7.3.240.0120.00616.28
7.3.230.0140.01116.64
7.3.210.0030.01316.27
7.3.200.0030.01316.32
7.3.190.0000.01516.45
7.3.180.0030.01316.35
7.3.170.0070.01416.36
7.3.160.0140.00716.27
7.2.330.0090.00916.69
7.2.320.0060.01216.65
7.2.310.0060.01116.52
7.2.300.0140.00316.42
7.2.290.0060.01616.23
7.2.80.0030.00716.47
7.2.60.0030.01316.62
7.2.00.0040.00819.43
7.1.200.0030.00915.34
7.1.100.0000.01418.03
7.1.70.0030.01316.74
7.1.60.0110.01419.17
7.1.50.0230.01634.40
7.1.00.0000.07722.40
7.0.200.0940.00314.79
7.0.90.0130.08319.99
7.0.80.0000.07719.95
7.0.70.0030.08320.05
7.0.60.0270.04719.92
7.0.50.0130.08720.39
7.0.40.0130.07720.14
7.0.30.0070.04020.18
7.0.20.0100.06720.11
7.0.10.0030.06020.10
7.0.00.0030.08020.12
5.6.280.0000.06021.00
5.6.230.0130.07020.51
5.6.220.0100.08020.69
5.6.210.0100.04020.46
5.6.200.0170.07021.03
5.6.190.0130.05721.09
5.6.180.0070.08320.94
5.6.170.0170.06721.02
5.6.160.0070.08721.02
5.6.150.0200.07721.11
5.6.140.0100.08021.02
5.6.130.0030.04721.14
5.6.120.0030.09721.02
5.6.110.0130.09021.09
5.6.100.0100.08721.01
5.6.90.0030.08720.99
5.6.80.0030.07320.41
5.6.70.0070.07320.36
5.6.60.0100.06720.41
5.6.50.0070.08720.34
5.6.40.0070.05320.40
5.6.30.0170.07320.41
5.6.20.0070.08720.37
5.6.10.0230.06320.36
5.6.00.0000.05320.30
5.5.370.0070.05720.36
5.5.360.0230.05020.48
5.5.350.0070.08020.43
5.5.340.0000.09020.76
5.5.330.0070.08320.93
5.5.320.0000.07320.73
5.5.310.0070.06320.89
5.5.300.0030.09020.87
5.5.290.0030.08320.76
5.5.280.0030.04720.93
5.5.270.0070.08320.77
5.5.260.0100.05720.89
5.5.250.0170.07320.62
5.5.240.0100.07320.18
5.5.230.0030.04320.20
5.5.220.0100.05720.15
5.5.210.0130.05320.30
5.5.200.0030.08320.13
5.5.190.0130.07720.22
5.5.180.0070.07720.26
5.5.160.0070.04720.13
5.5.150.0030.06020.11
5.5.140.0100.08720.11
5.5.130.0070.08020.27
5.5.120.0030.05020.24
5.5.110.0100.04320.27
5.5.100.0100.04720.13
5.5.90.0130.07720.07
5.5.80.0170.07320.18
5.5.70.0070.05320.01
5.5.60.0130.07020.00
5.5.50.0130.03720.03
5.5.40.0030.04020.03
5.5.30.0070.04320.05
5.5.20.0000.08320.09
5.5.10.0070.04019.98
5.5.00.0070.07320.07
5.4.450.0070.08319.45
5.4.440.0100.03719.55
5.4.430.0100.04719.27
5.4.420.0100.07719.44
5.4.410.0070.08019.33
5.4.400.0100.05718.91
5.4.390.0070.07318.85
5.4.380.0170.07318.88
5.4.370.0100.07319.16
5.4.360.0100.06719.03
5.4.350.0130.07019.09
5.4.340.0170.07319.12
5.4.320.0030.08019.14
5.4.310.0100.07318.89
5.4.300.0100.07019.23
5.4.290.0000.05719.13
5.4.280.0070.05319.18
5.4.270.0030.08018.86
5.4.260.0030.04719.15
5.4.250.0070.03719.03
5.4.240.0200.06019.09
5.4.230.0070.03719.04
5.4.220.0030.07719.04
5.4.210.0100.06719.11
5.4.200.0070.03718.90
5.4.190.0030.03719.20
5.4.180.0070.04319.15
5.4.170.0100.03718.86
5.4.160.0070.07718.88
5.4.150.0130.08019.07
5.4.140.0100.07316.48
5.4.130.0030.04716.24
5.4.120.0070.05016.30
5.4.110.0100.04716.38
5.4.100.0000.04316.52
5.4.90.0030.04316.46
5.4.80.0030.03716.48
5.4.70.0100.04716.38
5.4.60.0070.07316.34
5.4.50.0100.06716.46
5.4.40.0070.05716.29
5.4.30.0000.04016.40
5.4.20.0070.04016.36
5.4.10.0000.05316.36
5.4.00.0130.03015.84

preferences:
61.69 ms | 400 KiB | 5 Q