3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Image {}; class Headed extends Image { }; class Dimension { function __construct(Image $image) { } }; $h = new Headed; $d = new Dimension($h); ?>

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)
8.3.60.0150.00316.63
8.3.50.0130.00817.43
8.3.40.0110.01118.89
8.3.30.0210.00018.54
8.3.20.0040.00418.69
8.3.10.0040.00418.77
8.3.00.0080.00018.95
8.2.180.0150.00616.63
8.2.170.0090.00622.96
8.2.160.0040.01118.86
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00819.66
8.2.110.0030.00619.12
8.2.100.0080.00417.72
8.2.90.0040.00419.07
8.2.80.0000.00817.97
8.2.70.0000.00817.38
8.2.60.0040.00417.77
8.2.50.0040.00417.91
8.2.40.0030.00519.31
8.2.30.0060.00317.63
8.2.20.0000.00917.50
8.2.10.0070.00017.53
8.2.00.0040.00717.68
8.1.280.0090.00925.92
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0100.00328.09
8.1.240.0030.00622.61
8.1.230.0080.00417.70
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0000.00817.62
8.1.160.0030.00318.92
8.1.150.0030.00618.45
8.1.140.0040.00417.30
8.1.130.0000.00719.08
8.1.120.0030.00617.44
8.1.110.0000.00717.36
8.1.100.0030.00317.23
8.1.90.0000.00817.23
8.1.80.0000.00717.40
8.1.70.0030.00317.28
8.1.60.0030.00617.64
8.1.50.0080.00017.41
8.1.40.0040.00417.45
8.1.30.0040.00417.54
8.1.20.0030.00617.48
8.1.10.0030.00617.42
8.1.00.0000.00817.43
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0080.00018.45
8.0.270.0070.00017.12
8.0.260.0000.00716.67
8.0.250.0040.00416.87
8.0.240.0070.00016.84
8.0.230.0040.00416.86
8.0.220.0030.00616.89
8.0.210.0000.00716.79
8.0.200.0060.00016.86
8.0.190.0030.00316.93
8.0.180.0070.00016.95
8.0.170.0080.00016.95
8.0.160.0020.00517.01
8.0.150.0000.00816.76
8.0.140.0000.00816.82
8.0.130.0000.00613.33
8.0.120.0060.00316.82
8.0.110.0040.00316.89
8.0.100.0000.00816.84
8.0.90.0000.00716.70
8.0.80.0070.00716.84
8.0.70.0050.00216.77
8.0.60.0080.00016.80
8.0.50.0070.00016.71
8.0.30.0120.00917.08
8.0.20.0050.01217.13
8.0.10.0040.00416.88
8.0.00.0090.00916.66
7.4.330.0000.00512.86
7.4.320.0030.00316.46
7.4.300.0000.00616.55
7.4.290.0070.00016.62
7.4.280.0030.00616.42
7.4.270.0030.00316.59
7.4.260.0000.00513.26
7.4.250.0030.00616.58
7.4.240.0070.00016.53
7.4.230.0030.00716.61
7.4.220.0070.01216.59
7.4.210.0090.01516.55
7.4.200.0030.00316.66
7.4.190.0020.00516.70
7.4.160.0090.01216.41
7.4.150.0060.01216.35
7.4.140.0120.00617.86
7.4.130.0130.00416.51
7.4.120.0070.01116.59
7.4.110.0070.01416.36
7.4.100.0120.00616.52
7.4.90.0120.00616.34
7.4.80.0150.00919.39
7.4.70.0120.00416.48
7.4.60.0150.00016.52
7.4.50.0000.00516.35
7.4.40.0070.01116.46
7.4.30.0090.00616.38
7.4.00.0030.01414.76
7.3.330.0030.00313.10
7.3.320.0000.00513.19
7.3.310.0070.00016.21
7.3.300.0000.00716.18
7.3.290.0030.01316.22
7.3.280.0100.00516.16
7.3.270.0070.01016.12
7.3.260.0060.00916.09
7.3.240.0070.01016.54
7.3.230.0070.01016.46
7.3.210.0000.02016.25
7.3.200.0090.00616.44
7.3.190.0040.01116.13
7.3.180.0150.00616.57
7.3.170.0150.00016.52
7.3.160.0070.01716.34
7.3.120.0060.00914.67
7.3.10.0030.00916.40
7.3.00.0050.00916.48
7.2.330.0130.00316.39
7.2.320.0060.01216.64
7.2.310.0060.01216.61
7.2.300.0060.01816.33
7.2.290.0150.00616.59
7.2.130.0060.00916.54
7.2.120.0070.00716.75
7.2.110.0090.00816.50
7.2.100.0070.00916.72
7.2.90.0140.00816.58
7.2.80.0140.00516.74
7.2.70.0060.01216.77
7.2.60.0120.00716.76
7.2.50.0100.00716.89
7.2.40.0040.00916.66
7.2.30.0090.00716.67
7.2.20.0020.01316.48
7.2.10.0050.00916.76
7.2.00.0080.01017.46
7.1.250.0110.00515.44
7.1.100.0000.00818.18
7.1.70.0040.00416.80
7.1.60.0070.01019.21
7.1.50.0070.01716.98
7.1.00.0030.03322.33
7.0.200.0070.01516.34
7.0.140.0100.07021.93
7.0.120.0070.07022.15
7.0.60.0300.08019.93
7.0.50.0100.04017.86
7.0.40.0230.06320.15
7.0.30.0300.08020.24
7.0.20.0300.08720.08
7.0.10.0070.04020.23
7.0.00.0070.05320.23
5.6.280.0030.07320.77
5.6.210.0130.07020.65
5.6.200.0100.05018.12
5.6.190.0030.08720.48
5.6.180.0330.03720.47
5.6.170.0300.06020.57
5.6.160.0100.08020.46
5.6.150.0100.08018.11
5.6.140.0030.06018.14
5.6.130.0070.08718.26
5.6.120.0100.08320.90
5.6.110.0200.07021.02
5.6.100.0030.04721.03
5.6.90.0000.09021.13
5.6.80.0030.08720.54
5.5.350.0270.06720.46
5.5.340.0030.04718.09
5.5.330.0170.07720.40
5.5.320.0330.07320.42
5.5.310.0270.07720.30
5.5.300.0070.08017.97
5.5.290.0130.06317.94
5.5.280.0070.04020.96
5.5.270.0030.09020.76
5.5.260.0100.04020.89
5.5.250.0000.06720.59
5.5.240.0200.03720.35
5.4.450.0100.07019.25
5.4.440.0030.08319.29
5.4.430.0130.04019.56
5.4.420.0030.09019.29
5.4.410.0200.06319.35
5.4.400.0130.07019.01
5.4.390.0000.07719.10
5.4.380.0000.07018.97
5.4.370.0070.06019.26
5.4.360.0100.05719.00
5.4.350.0030.05018.86
5.4.340.0130.07019.25
5.4.320.0070.06019.25
5.4.310.0070.05019.20
5.4.300.0170.06718.97
5.4.290.0130.07019.02
5.4.280.0070.05019.14
5.4.270.0070.03719.24
5.4.260.0030.06718.84
5.4.250.0070.05718.93
5.4.240.0070.05319.00
5.4.230.0070.04719.20
5.4.220.0130.04319.14
5.4.210.0100.07719.23
5.4.200.0030.04319.13
5.4.190.0130.06719.24
5.4.180.0030.04318.91
5.4.170.0100.03719.15
5.4.160.0000.04019.22
5.4.150.0030.03718.90
5.4.140.0070.03316.60
5.4.130.0070.03016.40
5.4.120.0030.03316.59
5.4.110.0070.03316.52
5.4.100.0000.03716.44
5.4.90.0000.03716.51
5.4.80.0000.04016.45
5.4.70.0030.03316.71
5.4.60.0030.03316.38
5.4.50.0030.03316.25
5.4.40.0000.03716.47
5.4.30.0030.05016.42
5.4.20.0000.03716.27
5.4.10.0030.03316.42
5.4.00.0070.03015.95
5.3.290.0030.05314.68
5.3.280.0070.07014.67
5.3.270.0100.03014.68
5.3.260.0030.03714.62
5.3.250.0000.04014.63
5.3.240.0000.04014.66
5.3.230.0070.03314.64
5.3.220.0030.03714.63
5.3.210.0030.03714.57
5.3.200.0030.03714.48
5.3.190.0030.03714.62
5.3.180.0070.03314.72
5.3.170.0000.04314.72
5.3.160.0070.03314.56
5.3.150.0070.03314.63
5.3.140.0070.03314.57
5.3.130.0070.03314.46
5.3.120.0000.04714.58
5.3.110.0030.03714.54
5.3.100.0000.04014.05
5.3.90.0000.04014.07
5.3.80.0070.04313.94
5.3.70.0030.03313.98
5.3.60.0030.03314.05
5.3.50.0000.03713.94
5.3.40.0030.03713.90
5.3.30.0000.03713.86
5.3.20.0030.03713.76
5.3.10.0070.03013.69
5.3.00.0030.03313.70
5.2.170.0030.03011.07
5.2.160.0000.03011.10
5.2.150.0030.03011.09
5.2.140.0000.03011.30
5.2.130.0000.03011.15
5.2.120.0000.03011.16
5.2.110.0030.02711.07
5.2.100.0030.03011.16
5.2.90.0000.03011.11
5.2.80.0000.03011.23
5.2.70.0000.03311.07
5.2.60.0000.03711.01
5.2.50.0000.03711.06
5.2.40.0030.04710.88
5.2.30.0070.05010.97
5.2.20.0030.04311.03
5.2.10.0030.05310.78
5.2.00.0030.06310.60
5.1.60.0000.03010.01
5.1.50.0070.0439.96
5.1.40.0030.0279.88
5.1.30.0030.03310.37
5.1.20.0070.02310.31
5.1.10.0000.05710.04
5.1.00.0070.02310.05
5.0.50.0000.0438.51
5.0.40.0030.0308.41
5.0.30.0030.0678.29
5.0.20.0000.0278.25
5.0.10.0000.0478.23
5.0.00.0070.0478.20
4.4.90.0000.0178.09
4.4.80.0000.0278.09
4.4.70.0000.0278.09
4.4.60.0000.0378.09
4.4.50.0000.0208.09
4.4.40.0000.0308.09
4.4.30.0030.0238.09
4.4.20.0000.0378.09
4.4.10.0000.0408.09
4.4.00.0030.0578.09
4.3.110.0000.0378.09
4.3.100.0070.0238.09
4.3.90.0070.0308.09
4.3.80.0000.0308.09
4.3.70.0030.0338.09
4.3.60.0000.0308.09
4.3.50.0000.0338.09
4.3.40.0000.0438.09
4.3.30.0030.0338.09
4.3.20.0000.0378.09
4.3.10.0030.0278.09
4.3.00.0000.0378.09

preferences:
34.83 ms | 401 KiB | 5 Q