3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo {} $a = null; $f = new Foo($a = 123); var_dump($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)
8.3.40.0110.00418.75
8.3.30.0070.00720.17
8.3.20.0070.00020.04
8.3.10.0000.00822.10
8.3.00.0060.00322.31
8.2.170.0110.00722.96
8.2.160.0100.00322.26
8.2.150.0060.00324.18
8.2.140.0130.00624.66
8.2.130.0040.00426.16
8.2.120.0030.00520.75
8.2.110.0030.00622.20
8.2.100.0110.00017.78
8.2.90.0000.00819.22
8.2.80.0030.00619.34
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0040.00418.22
8.2.30.0040.00719.42
8.2.20.0000.00717.51
8.2.10.0040.00417.68
8.2.00.0040.00417.58
8.1.270.0000.00723.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00723.74
8.1.230.0060.00619.07
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0040.00417.23
8.1.190.0000.00917.41
8.1.180.0040.00419.01
8.1.170.0000.00818.51
8.1.160.0090.00018.77
8.1.150.0000.00918.62
8.1.140.0000.00717.37
8.1.130.0000.00717.74
8.1.120.0040.00417.36
8.1.110.0060.00617.33
8.1.100.0050.00317.45
8.1.90.0050.00217.45
8.1.80.0000.00717.38
8.1.70.0030.00317.34
8.1.60.0040.00417.42
8.1.50.0000.00817.40
8.1.40.0000.00717.39
8.1.30.0040.00417.39
8.1.20.0040.00417.54
8.1.10.0000.00717.42
8.1.00.0000.00717.32
8.0.300.0050.00318.77
8.0.290.0070.00017.04
8.0.280.0030.00518.28
8.0.270.0000.00717.19
8.0.260.0030.00316.73
8.0.250.0000.00716.91
8.0.240.0080.00316.76
8.0.230.0050.00216.78
8.0.220.0030.00316.77
8.0.210.0030.00316.84
8.0.200.0000.00616.90
8.0.190.0040.00416.79
8.0.180.0030.00516.72
8.0.170.0000.00816.73
8.0.160.0040.00416.70
8.0.150.0030.00316.80
8.0.140.0000.00716.78
8.0.130.0060.00013.18
8.0.120.0040.00416.79
8.0.110.0000.00716.73
8.0.100.0040.00416.82
8.0.90.0000.00716.72
8.0.80.0110.00416.75
8.0.70.0000.00716.66
8.0.60.0050.00316.88
8.0.50.0080.00016.84
8.0.30.0120.00716.74
8.0.20.0140.00517.40
8.0.10.0000.00816.80
8.0.00.0150.00616.65
7.4.330.0050.00015.09
7.4.320.0000.00716.54
7.4.300.0060.00016.49
7.4.290.0000.00716.52
7.4.280.0000.00716.43
7.4.270.0040.00416.34
7.4.260.0030.00313.23
7.4.250.0030.00616.45
7.4.240.0040.00316.40
7.4.230.0070.00016.60
7.4.220.0060.00916.35
7.4.210.0100.00516.47
7.4.200.0000.00716.63
7.4.190.0070.00016.49
7.4.160.0090.00616.30
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0100.00716.47
7.4.120.0110.00716.46
7.4.110.0080.00916.13
7.4.100.0130.00716.53
7.4.90.0110.00616.20
7.4.80.0070.01019.39
7.4.70.0090.00616.38
7.4.60.0120.00416.34
7.4.50.0000.00816.36
7.4.40.0100.00322.77
7.4.30.0080.01216.26
7.4.00.0040.01114.81
7.3.330.0050.00013.18
7.3.320.0030.00213.11
7.3.310.0040.00416.15
7.3.300.0000.00816.14
7.3.290.0050.00916.19
7.3.280.0090.00716.12
7.3.270.0050.01017.40
7.3.260.0160.02216.51
7.3.250.0080.00816.20
7.3.240.0030.01416.27
7.3.230.0070.01016.39
7.3.210.0120.00616.50
7.3.200.0070.01019.39
7.3.190.0060.01216.14
7.3.180.0100.00616.17
7.3.170.0060.01016.27
7.3.160.0120.00616.23
7.3.120.0090.00314.52
7.2.330.0070.01016.55
7.2.320.0060.01216.70
7.2.310.0140.00316.30
7.2.300.0060.00916.43
7.2.290.0090.00616.52
7.2.60.0000.01216.86
7.2.00.0060.00619.33
7.1.200.0060.00615.71
7.1.100.0000.01318.10
7.1.70.0040.00417.06
7.1.60.0140.01019.32
7.1.50.0090.01516.57
7.1.00.0000.04322.36
7.0.200.0000.00816.84
7.0.140.0100.06322.04
7.0.70.0300.04019.86
7.0.60.0200.04319.79
7.0.50.0730.08720.27
7.0.40.0230.07020.14
7.0.30.0000.09320.15
7.0.20.0070.04720.14
7.0.10.0100.08319.93
7.0.00.0030.09020.03
5.6.280.0070.07020.92
5.6.220.0030.03320.47
5.6.210.0030.04020.62
5.6.200.0070.04021.03
5.6.190.0000.08720.96
5.6.180.0030.08721.11
5.6.170.0130.06320.95
5.6.160.0130.07321.08
5.6.150.0100.08021.08
5.6.140.0100.07720.94
5.6.130.0070.05721.02
5.6.120.0070.07721.09
5.6.110.0070.09021.12
5.6.100.0130.08320.94
5.6.90.0070.08721.15
5.6.80.0030.08020.45
5.6.70.0070.08020.39
5.6.60.0170.07320.37
5.6.50.0070.08020.50
5.6.40.0070.07020.46
5.6.30.0070.04020.27
5.6.20.0070.08320.37
5.6.10.0000.06320.46
5.6.00.0070.09020.38
5.5.360.0070.03720.39
5.5.350.0070.03720.34
5.5.340.0030.04020.76
5.5.330.0070.08320.87
5.5.320.0070.08320.83
5.5.310.0070.08320.82
5.5.300.0070.07720.73
5.5.290.0130.08320.88
5.5.280.0070.08720.63
5.5.270.0030.08020.89
5.5.260.0070.08720.89
5.5.250.0030.08720.73
5.5.240.0030.08020.31
5.5.230.0070.08020.11
5.5.220.0070.07720.21
5.5.210.0070.04720.21
5.5.200.0270.06720.23
5.5.190.0030.05020.22
5.5.180.0030.08020.08
5.5.160.0070.08320.14
5.5.150.0030.06020.20
5.5.140.0030.09020.21
5.5.130.0030.05320.14
5.5.120.0070.06020.20
5.5.110.0130.07320.26
5.5.100.0070.05020.13
5.5.90.0070.08320.13
5.5.80.0070.08320.17
5.5.70.0030.06020.08
5.5.60.0100.04020.05
5.5.50.0000.06019.93
5.5.40.0030.05320.14
5.5.30.0030.07319.95
5.5.20.0100.07020.14
5.5.10.0130.07720.02
5.5.00.0070.06719.91
5.4.450.0130.06319.37
5.4.440.0170.07319.35
5.4.430.0170.07019.27
5.4.420.0070.07719.20
5.4.410.0070.07019.14
5.4.400.0100.06719.16
5.4.390.0070.05318.90
5.4.380.0070.07718.95
5.4.370.0070.08319.16
5.4.360.0030.06019.18
5.4.350.0030.04318.85
5.4.340.0000.07719.05
5.4.320.0170.06318.85
5.4.310.0070.07719.16
5.4.300.0100.06719.18
5.4.290.0100.07719.05
5.4.280.0070.08318.87
5.4.270.0070.05319.23
5.4.260.0070.04319.09
5.4.250.0000.07019.11
5.4.240.0200.06019.03
5.4.230.0030.06718.94
5.4.220.0030.04319.15
5.4.210.0030.04719.02
5.4.200.0030.05318.85
5.4.190.0030.08319.03
5.4.180.0030.07719.08
5.4.170.0030.06719.19
5.4.160.0070.06019.21
5.4.150.0070.08018.85
5.4.140.0030.07716.34
5.4.130.0070.04016.41
5.4.120.0100.03716.43
5.4.110.0030.04316.34
5.4.100.0030.07716.38
5.4.90.0030.06016.46
5.4.80.0230.06016.30
5.4.70.0070.07016.29
5.4.60.0000.06316.37
5.4.50.0070.04716.38
5.4.40.0000.04716.30
5.4.30.0070.07016.30
5.4.20.0070.03316.35
5.4.10.0000.06016.41
5.4.00.0030.07315.90
5.3.290.0070.08314.62
5.3.280.0030.04314.57
5.3.270.0070.08014.59
5.3.260.0030.07314.69
5.3.250.0070.08014.64
5.3.240.0000.07314.68
5.3.230.0130.03314.51
5.3.220.0100.04714.62
5.3.210.0100.07314.70
5.3.200.0070.07714.63
5.3.190.0030.08014.69
5.3.180.0070.07314.60
5.3.170.0070.06314.52
5.3.160.0070.07314.50
5.3.150.0130.07714.56
5.3.140.0000.06314.63
5.3.130.0000.05714.64
5.3.120.0000.05314.63
5.3.110.0070.04714.62
5.3.100.0100.05014.12
5.3.90.0070.04714.02
5.3.80.0000.05014.02
5.3.70.0030.05014.04
5.3.60.0000.06013.88
5.3.50.0200.03013.86
5.3.40.0070.07713.86
5.3.30.0070.05013.82
5.3.20.0100.07013.74
5.3.10.0030.07713.54
5.3.00.0000.07713.64
5.2.170.0130.03311.17
5.2.160.0030.04311.16
5.2.150.0000.07011.04
5.2.140.0070.05011.18
5.2.130.0030.06711.00
5.2.120.0070.06011.08
5.2.110.0000.06711.23
5.2.100.0030.06010.99
5.2.90.0000.06711.10
5.2.80.0030.07011.14
5.2.70.0030.05311.19
5.2.60.0030.05311.14
5.2.50.0030.06711.13
5.2.40.0100.05011.08
5.2.30.0000.07010.83
5.2.20.0100.05710.98
5.2.10.0100.06310.75
5.2.00.0070.05710.57
5.1.60.0070.04010.46
5.1.50.0000.06010.46
5.1.40.0000.05710.46
5.1.30.0070.04310.46
5.1.20.0030.06010.46
5.1.10.0070.05710.46
5.1.00.0170.04310.46
5.0.50.0030.04710.46
5.0.40.0000.04710.46
5.0.30.0030.06310.46
5.0.20.0070.03010.46
5.0.10.0000.04010.46
5.0.00.0100.06010.46
4.4.90.0030.02010.46
4.4.80.0030.03710.46
4.4.70.0030.03710.46
4.4.60.0100.02310.46
4.4.50.0070.03010.46
4.4.40.0070.04710.46
4.4.30.0000.02310.46
4.4.20.0000.02310.46
4.4.10.0030.03310.46
4.4.00.0030.05010.46
4.3.110.0030.03710.46
4.3.100.0030.03310.46
4.3.90.0000.03310.46
4.3.80.0000.05710.46
4.3.70.0000.03710.46
4.3.60.0000.03010.46
4.3.50.0030.03710.46
4.3.40.0030.05010.46
4.3.30.0030.03710.46
4.3.20.0000.03310.46
4.3.10.0030.03010.46
4.3.00.0000.03710.46

preferences:
42.67 ms | 400 KiB | 5 Q