3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Super { private $var; public function getVar() { return $this->var; } } class Sub extends Super { private $var = 'Hi there!'; } $sub = new Sub(); var_dump($sub->var);

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)
8.3.60.0110.00416.63
8.3.50.0240.01021.97
8.3.40.0090.00618.84
8.3.30.0190.00019.04
8.3.20.0020.00520.29
8.3.10.0050.00323.67
8.3.00.0000.00720.58
8.2.180.0070.00716.88
8.2.170.0140.00022.96
8.2.160.0070.00722.16
8.2.150.0090.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00422.19
8.2.110.0040.00421.93
8.2.100.0090.00317.66
8.2.90.0040.00419.22
8.2.80.0000.00917.97
8.2.70.0040.00417.50
8.2.60.0050.00517.67
8.2.50.0000.00818.07
8.2.40.0000.00719.52
8.2.30.0000.00718.00
8.2.20.0040.00417.77
8.2.10.0000.00819.39
8.2.00.0040.00417.74
8.1.280.0170.00325.92
8.1.270.0040.00423.87
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0080.00319.10
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0030.00517.55
8.1.180.0000.00818.10
8.1.170.0040.00418.66
8.1.160.0050.00221.83
8.1.150.0040.00418.54
8.1.140.0040.00417.39
8.1.130.0000.00717.83
8.1.120.0040.00417.47
8.1.110.0000.00717.38
8.1.100.0040.00417.44
8.1.90.0000.01017.44
8.1.80.0000.00717.30
8.1.70.0030.00317.25
8.1.60.0040.00417.50
8.1.50.0060.00317.46
8.1.40.0000.00717.41
8.1.30.0050.00317.54
8.1.20.0040.00417.63
8.1.10.0000.00717.61
8.1.00.0040.00417.50
8.0.300.0050.00218.77
8.0.290.0070.00017.04
8.0.280.0030.00318.30
8.0.270.0030.00317.13
8.0.260.0030.00316.75
8.0.250.0070.00016.91
8.0.240.0030.00316.97
8.0.230.0000.00716.89
8.0.220.0000.00616.88
8.0.210.0040.00416.95
8.0.200.0000.00916.85
8.0.190.0040.00416.96
8.0.180.0040.00416.84
8.0.170.0050.00216.85
8.0.160.0000.00817.03
8.0.150.0000.00716.75
8.0.140.0030.00316.79
8.0.130.0000.00513.35
8.0.120.0080.00016.95
8.0.110.0030.00616.89
8.0.100.0040.00416.79
8.0.90.0050.00316.79
8.0.80.0090.00616.94
8.0.70.0050.00216.72
8.0.60.0000.00716.88
8.0.50.0000.00716.99
8.0.30.0110.00716.96
8.0.20.0100.00817.40
8.0.10.0000.00716.91
8.0.00.0100.00916.80
7.4.330.0000.00515.00
7.4.320.0000.00616.54
7.4.300.0000.00716.61
7.4.290.0000.00616.50
7.4.280.0030.00316.61
7.4.270.0070.00016.45
7.4.260.0000.00716.51
7.4.250.0060.00316.59
7.4.240.0030.00516.49
7.4.230.0000.00716.41
7.4.220.0140.00416.59
7.4.210.0050.01116.56
7.4.200.0040.00416.63
7.4.190.0030.00316.60
7.4.160.0080.00816.38
7.4.150.0110.00717.40
7.4.140.0140.00817.86
7.4.130.0070.01016.52
7.4.120.0090.00816.45
7.4.110.0130.00316.75
7.4.100.0130.01016.49
7.4.90.0060.01216.54
7.4.80.0070.01016.45
7.4.70.0100.00616.45
7.4.60.0110.00716.56
7.4.50.0000.00916.71
7.4.40.0000.01822.77
7.4.30.0030.01516.59
7.4.00.0000.01414.96
7.3.330.0000.00513.10
7.3.320.0030.00313.18
7.3.310.0000.00716.30
7.3.300.0000.00716.25
7.3.290.0110.00616.32
7.3.280.0100.00816.27
7.3.270.0100.00717.40
7.3.260.0070.01016.54
7.3.250.0110.00716.44
7.3.240.0140.00316.28
7.3.230.0030.01316.39
7.3.210.0170.00616.44
7.3.200.0070.01119.39
7.3.190.0120.00616.54
7.3.180.0060.01516.36
7.3.170.0140.00316.44
7.3.160.0060.00916.33
7.3.120.0070.01015.01
7.3.10.0040.00816.68
7.3.00.0080.00416.42
7.2.330.0130.00616.31
7.2.320.0090.00916.38
7.2.310.0110.00716.57
7.2.300.0130.00916.78
7.2.290.0080.00816.34
7.2.130.0030.00616.82
7.2.120.0110.00016.94
7.2.110.0000.01016.93
7.2.100.0070.00716.93
7.2.90.0110.00016.79
7.2.80.0070.00716.68
7.2.70.0060.00916.60
7.2.60.0050.00916.68
7.2.50.0070.00716.63
7.2.40.0080.00517.07
7.2.30.0000.01416.89
7.2.20.0090.00316.62
7.2.10.0140.00016.79
7.2.00.0060.00818.01
7.1.250.0030.00515.77
7.1.200.0130.00015.79
7.1.100.0160.00317.75
7.1.70.0030.00917.07
7.1.60.0100.01019.29
7.1.50.0030.02016.97
7.1.00.0030.07722.35
7.0.200.0090.00516.67
7.0.140.0070.07022.00
7.0.60.0070.05319.93
7.0.50.0130.08017.88
7.0.40.0230.07320.40
7.0.30.0230.08020.07
7.0.20.0170.07020.12
7.0.10.0270.06320.10
7.0.00.0170.07720.36
5.6.280.0000.07720.77
5.6.210.0100.08020.61
5.6.200.0100.08318.18
5.6.190.0070.05320.67
5.6.180.0300.04020.42
5.6.170.0230.05720.44
5.6.160.0030.04020.44
5.6.150.0170.04318.19
5.6.140.0070.05318.22
5.6.130.0070.06018.28
5.6.120.0030.06321.02
5.6.110.0130.08321.02
5.6.100.0130.06020.97
5.6.90.0100.05321.00
5.6.80.0070.05720.53
5.6.70.0400.07020.27
5.5.350.0030.08320.53
5.5.340.0200.03717.98
5.5.330.0130.07720.43
5.5.320.0030.08320.42
5.5.310.0330.07020.27
5.5.300.0030.08717.99
5.5.290.0030.04718.01
5.5.280.0070.08320.77
5.5.270.0070.07720.89
5.5.260.0070.04320.87
5.5.250.0000.09020.58
5.5.240.0000.04020.28
5.4.450.0970.03719.16
5.4.440.0300.07319.38
5.4.430.0170.05719.70
5.4.420.0230.05319.60
5.4.410.0330.04719.05
5.4.400.0230.06718.67
5.4.390.0200.04318.79
5.4.380.0100.05718.75
5.4.370.0130.05318.84
5.4.360.0100.05718.53
5.4.350.0070.06018.77
5.4.340.0130.05318.75
5.4.320.0160.04512.50
5.4.310.0050.04612.49
5.4.300.0030.04612.50
5.4.290.0070.03812.50
5.4.280.0080.05712.37
5.4.270.0100.05312.37
5.4.260.0120.05312.37
5.4.250.0160.04812.37
5.4.240.0080.05212.37
5.4.230.0110.05512.36
5.4.220.0090.06212.36
5.4.210.0100.05312.36
5.4.200.0080.05412.36
5.4.190.0110.05512.35
5.4.180.0090.05312.35
5.4.170.0110.05212.37
5.4.160.0080.05212.36
5.4.150.0090.05212.36
5.4.140.0080.05412.04
5.4.130.0100.04912.03
5.4.120.0080.05311.99
5.4.110.0130.05111.98
5.4.100.0080.05211.98
5.4.90.0100.05411.98
5.4.80.0130.04811.98
5.4.70.0050.05511.98
5.4.60.0090.05011.98
5.4.50.0110.05011.98
5.4.40.0130.04711.97
5.4.30.0090.04911.96
5.4.20.0090.05311.96
5.4.10.0260.07111.97
5.4.00.0090.05111.45
5.3.290.0090.05212.80
5.3.280.0090.05512.71
5.3.270.0120.05512.72
5.3.260.0110.05412.72
5.3.250.0100.05512.72
5.3.240.0120.05212.72
5.3.230.0090.05212.71
5.3.220.0090.05512.68
5.3.210.0050.06312.68
5.3.200.0180.09312.68
5.3.190.0090.05612.68
5.3.180.0090.05612.68
5.3.170.0100.05412.67
5.3.160.0080.05812.67
5.3.150.0100.05812.67
5.3.140.0120.05512.66
5.3.130.0080.06212.66
5.3.120.0110.05612.66
5.3.110.0110.08812.66
5.3.100.0170.11812.12
5.3.90.0240.12812.09
5.3.80.0440.10012.08
5.3.70.0180.11012.07
5.3.60.0060.04112.06
5.3.50.0220.09612.00
5.3.40.0150.10112.00
5.3.30.0270.09811.95
5.3.20.0120.06311.73
5.3.10.0100.06411.70
5.3.00.0120.06411.69
5.2.170.0140.0479.18
5.2.160.0190.0439.19
5.2.150.0100.0489.19
5.2.140.0090.0519.19
5.2.130.0100.0469.15
5.2.120.0220.0669.14
5.2.110.0160.0399.15
5.2.100.0100.0489.15
5.2.90.0110.0439.14
5.2.80.0100.0469.14
5.2.70.0160.0569.14
5.2.60.0110.0469.10
5.2.50.0080.0409.07
5.2.40.0070.0419.04
5.2.30.0080.0449.02
5.2.20.0130.0459.00
5.2.10.0090.0448.92
5.2.00.0100.0418.78
5.1.60.0070.0358.06
5.1.50.0100.0318.06
5.1.40.0080.0358.04
5.1.30.0090.0408.39
5.1.20.0200.0488.41
5.1.10.0060.0418.14
5.1.00.0110.0378.14
5.0.50.0080.0346.61
5.0.40.0070.0296.48
5.0.30.0090.0416.29
5.0.20.0080.0266.25
5.0.10.0060.0346.23
5.0.00.0090.0426.22
4.4.90.0060.0224.78
4.4.80.0040.0254.75
4.4.70.0040.0244.75
4.4.60.0040.0274.76
4.4.50.0030.0274.77
4.4.40.0040.0424.71
4.4.30.0090.0264.76
4.4.20.0070.0254.85
4.4.10.0050.0274.85
4.4.00.0060.0354.76
4.3.110.0050.0264.67
4.3.100.0080.0204.66
4.3.90.0060.0204.64
4.3.80.0030.0374.58
4.3.70.0060.0214.63
4.3.60.0060.0224.63
4.3.50.0090.0214.63
4.3.40.0050.0354.54
4.3.30.0050.0223.27
4.3.20.0000.0283.25
4.3.10.0030.0243.21
4.3.00.0130.01313.64

preferences:
43.4 ms | 401 KiB | 5 Q