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)
8.3.40.0090.00618.59
8.3.30.0040.01118.58
8.3.20.0000.00818.59
8.3.10.0040.00419.21
8.3.00.0060.00321.69
8.2.170.0150.00322.96
8.2.160.0090.00620.30
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00021.04
8.2.110.0190.00322.08
8.2.100.0000.01117.84
8.2.90.0000.00917.91
8.2.80.0050.00317.97
8.2.70.0040.00417.38
8.2.60.0080.00017.79
8.2.50.0050.00318.07
8.2.40.0000.00717.92
8.2.30.0080.00019.88
8.2.20.0000.00717.47
8.2.10.0050.00217.63
8.2.00.0000.00817.53
8.1.270.0070.00023.99
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0060.00322.52
8.1.230.0040.00820.74
8.1.220.0060.00317.74
8.1.210.0090.00018.87
8.1.200.0030.00617.10
8.1.190.0050.00317.41
8.1.180.0040.00418.10
8.1.170.0030.00618.66
8.1.160.0050.00318.82
8.1.150.0040.00418.57
8.1.140.0050.00317.36
8.1.130.0070.00017.89
8.1.120.0000.00717.39
8.1.110.0000.00717.37
8.1.100.0040.00417.32
8.1.90.0030.00617.38
8.1.80.0040.00417.37
8.1.70.0070.00317.35
8.1.60.0000.00717.48
8.1.50.0000.00917.44
8.1.40.0000.00717.43
8.1.30.0000.00817.54
8.1.20.0070.00017.61
8.1.10.0050.00217.41
8.1.00.0060.00317.34
8.0.300.0030.00619.86
8.0.290.0040.00417.05
8.0.280.0070.00018.35
8.0.270.0040.00417.19
8.0.260.0050.00316.74
8.0.250.0040.00416.98
8.0.240.0000.00916.98
8.0.230.0000.00717.02
8.0.220.0030.00416.88
8.0.210.0000.00716.91
8.0.200.0060.00016.91
8.0.190.0030.00316.84
8.0.180.0000.00716.97
8.0.170.0080.00016.92
8.0.160.0040.00416.88
8.0.150.0000.00816.87
8.0.140.0040.00416.78
8.0.130.0060.00013.37
8.0.120.0040.00416.91
8.0.110.0040.00416.86
8.0.100.0000.00716.84
8.0.90.0070.00016.77
8.0.80.0000.01416.82
8.0.70.0030.00516.95
8.0.60.0000.00716.91
8.0.50.0050.00516.96
8.0.30.0140.00517.20
8.0.20.0130.00517.40
8.0.10.0050.00216.90
8.0.00.0060.01416.71
7.4.330.0000.00514.72
7.4.320.0070.00016.36
7.4.300.0070.00016.63
7.4.290.0030.00316.64
7.4.280.0060.00316.57
7.4.270.0000.00716.58
7.4.260.0030.00313.22
7.4.250.0000.00716.42
7.4.240.0020.00516.61
7.4.230.0030.00316.34
7.4.220.0110.00616.39
7.4.210.0090.00716.59
7.4.200.0040.00416.61
7.4.190.0050.00216.59
7.4.160.0100.00716.42
7.4.150.0090.01217.40
7.4.140.0120.00517.86
7.4.130.0050.01216.31
7.4.120.0070.01016.40
7.4.110.0040.01816.29
7.4.100.0070.01016.44
7.4.90.0060.01216.26
7.4.80.0160.00419.37
7.4.70.0060.01116.56
7.4.60.0060.01016.62
7.4.50.0000.00516.19
7.4.40.0060.00922.27
7.4.30.0060.01016.51
7.4.00.0100.01014.48
7.3.330.0060.00013.26
7.3.320.0070.00013.18
7.3.310.0000.00716.27
7.3.300.0000.00716.23
7.3.290.0170.00316.23
7.3.280.0130.00216.24
7.3.270.0130.00417.40
7.3.260.0070.01418.24
7.3.250.0150.00616.17
7.3.240.0120.00616.34
7.3.230.0090.00916.49
7.3.210.0120.00816.41
7.3.200.0060.01219.39
7.3.190.0080.00816.12
7.3.180.0040.01116.51
7.3.170.0180.00316.36
7.3.160.0060.01016.21
7.3.120.0030.01414.98
7.3.110.0090.00914.66
7.3.100.0000.01214.34
7.3.90.0040.01414.43
7.3.80.0030.01015.03
7.3.70.0070.00414.48
7.3.60.0110.00314.67
7.3.50.0100.00514.41
7.3.40.0040.00814.70
7.3.30.0040.01114.55
7.3.20.0030.01016.78
7.3.10.0000.01316.57
7.3.00.0060.00916.35
7.2.330.0100.00716.73
7.2.320.0000.01616.41
7.2.310.0000.02016.65
7.2.300.0100.00716.66
7.2.290.0170.00016.24
7.2.250.0090.00915.18
7.2.240.0160.00314.84
7.2.230.0040.01515.00
7.2.220.0030.00614.77
7.2.210.0060.00914.65
7.2.200.0070.01014.82
7.2.190.0040.00814.64
7.2.180.0040.00715.09
7.2.170.0030.01015.06
7.2.160.0030.00714.82
7.2.150.0060.00316.96
7.2.140.0070.00716.58
7.2.130.0090.00616.84
7.2.120.0090.00916.89
7.2.110.0070.00716.88
7.2.100.0090.00616.69
7.2.90.0040.00716.80
7.2.80.0090.00616.70
7.2.70.0140.00017.03
7.2.60.0050.00916.94
7.2.50.0000.01316.82
7.2.40.0080.00416.71
7.2.30.0100.00316.82
7.2.20.0120.00016.93
7.2.10.0070.00716.79
7.2.00.0090.00618.03
7.1.330.0000.01215.42
7.1.320.0090.00315.84
7.1.310.0000.01415.51
7.1.300.0080.00815.79
7.1.290.0000.01215.63
7.1.280.0060.00615.61
7.1.270.0070.01015.72
7.1.260.0030.00815.82
7.1.250.0070.00715.77
7.1.200.0000.01015.77
7.1.100.0000.01017.63
7.1.70.0100.00717.02
7.1.60.0090.01519.40
7.1.50.0100.01016.86
7.1.00.0100.07022.42
7.0.200.0000.00716.58
7.0.140.0030.07322.09
7.0.60.0100.08319.94
7.0.50.0000.05017.88
7.0.40.0030.04320.11
7.0.30.0200.05020.23
7.0.20.0270.04020.09
7.0.10.0070.07720.15
7.0.00.0030.07020.11
5.6.280.0000.07720.92
5.6.210.0200.06720.64
5.6.200.0070.04018.19
5.6.190.0030.08720.50
5.6.180.0130.06020.49
5.6.170.0370.06020.57
5.6.160.0070.08720.57
5.6.150.0070.03718.18
5.6.140.0130.03018.18
5.6.130.0100.08318.28
5.6.120.0070.06721.09
5.6.110.0170.05720.99
5.6.100.0000.08321.11
5.6.90.0070.08321.13
5.6.80.0000.04020.39
5.5.350.3370.03720.46
5.5.340.0130.04717.98
5.5.330.0000.06320.31
5.5.320.0400.04320.38
5.5.310.0300.07720.51
5.5.300.0030.05018.03
5.5.290.0100.08018.07
5.5.280.0000.04720.73
5.5.270.0100.04720.80
5.5.260.0030.07720.82
5.5.250.0270.04720.58
5.5.240.0100.04020.26
5.4.450.0030.07719.18
5.4.440.0030.08719.19
5.4.430.0030.07719.19
5.4.420.0030.08319.39
5.4.410.0000.05319.33
5.4.400.0030.07719.16
5.4.390.0070.03718.96
5.4.380.0030.03718.98
5.4.370.0000.05719.21
5.4.360.0070.06318.85
5.4.350.0000.07719.24
5.4.340.0000.04019.08
5.4.320.0100.03019.13
5.4.310.0030.03319.18
5.4.300.0000.04019.24
5.4.290.0000.03719.09
5.4.280.0000.03718.99
5.4.270.0030.03719.13
5.4.260.0000.03718.98
5.4.250.0030.03318.84
5.4.240.0000.03719.30
5.4.230.0030.03319.21
5.4.220.0000.03718.98
5.4.210.0000.03719.15
5.4.200.0000.04318.97
5.4.190.0000.03718.84
5.4.180.0000.03718.97
5.4.170.0000.04319.15
5.4.160.0070.03018.85
5.4.150.0030.03319.13
5.4.140.0030.03316.42
5.4.130.0030.03316.55
5.4.120.0000.03716.70
5.4.110.0000.03716.50
5.4.100.0070.02716.57
5.4.90.0000.03316.61
5.4.80.0030.03316.22
5.4.70.0070.03016.30
5.4.60.0030.07016.34
5.4.50.0030.05316.43
5.4.40.0000.03316.38
5.4.30.0000.03316.52
5.4.20.0000.04316.23
5.4.10.0000.04016.25
5.4.00.0000.04315.73
5.3.290.0000.04014.57
5.3.280.0000.04014.71
5.3.270.0000.03714.61
5.3.260.0000.03714.63
5.3.250.0030.03314.50
5.3.240.0030.03314.52
5.3.230.0000.04314.60
5.3.220.0070.03314.46
5.3.210.0000.03714.48
5.3.200.0070.03014.49
5.3.190.0000.03714.54
5.3.180.0000.03714.61
5.3.170.0000.03714.55
5.3.160.0070.06714.61
5.3.150.0000.05014.62
5.3.140.0030.03714.71
5.3.130.0030.07714.52
5.3.120.0000.05014.55
5.3.110.0030.03714.45
5.3.100.0000.07314.19
5.3.90.0070.04713.95
5.3.80.0000.05013.94
5.3.70.0030.05713.93
5.3.60.0100.07013.90
5.3.50.0030.07013.92
5.3.40.0070.04713.93
5.3.30.0070.05313.91
5.3.20.0130.03713.60
5.3.10.0000.03313.74
5.3.00.0000.04713.72
5.2.170.0070.05712.04
5.2.160.0030.06312.04
5.2.150.0030.06712.04
5.2.140.0000.06712.04
5.2.130.0000.03012.04
5.2.120.0070.03312.04
5.2.110.0000.05012.04
5.2.100.0000.03312.04
5.2.90.0000.03712.04
5.2.80.0030.03012.04
5.2.70.0030.03012.04
5.2.60.0000.05312.04
5.2.50.0030.06312.04
5.2.40.0070.05012.04
5.2.30.0000.06312.04
5.2.20.0030.05712.04
5.2.10.0070.02312.04
5.2.00.0030.05712.04
5.1.60.0070.05012.04
5.1.50.0030.05012.04
5.1.40.0030.02712.04
5.1.30.0000.03712.04
5.1.20.0030.05312.04
5.1.10.0030.03312.04
5.1.00.0000.06012.04
5.0.50.0030.04712.04
5.0.40.0030.04312.04
5.0.30.0100.03012.04
5.0.20.0030.03312.04
5.0.10.0030.03012.04
5.0.00.0030.05312.04
4.4.90.0030.02312.04
4.4.80.0000.03712.04
4.4.70.0000.04012.04
4.4.60.0000.03012.04
4.4.50.0000.01712.04
4.4.40.0000.03312.04
4.4.30.0000.03012.04
4.4.20.0000.03012.04
4.4.10.0000.02012.04
4.4.00.0000.04012.04
4.3.110.0030.02012.04
4.3.100.0000.02012.04
4.3.90.0030.03312.04
4.3.80.0030.04312.04
4.3.70.0030.01712.04
4.3.60.0030.01712.04
4.3.50.0030.01712.04
4.3.40.0000.03312.04
4.3.30.0030.03012.04
4.3.20.0030.03312.04
4.3.10.0000.03312.04
4.3.00.0000.01712.04

preferences:
51.19 ms | 400 KiB | 5 Q