3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Person { private $name = 'John'; } $objects = new SplObjectStorage; $person = new Person; $objects->attach($person); var_dump($objects);

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)
8.3.60.0080.00816.63
8.3.50.0100.01016.32
8.3.40.0000.01518.71
8.3.30.0110.00318.42
8.3.20.0040.00419.93
8.3.10.0100.00723.55
8.3.00.0160.00019.56
8.2.180.0110.00718.16
8.2.170.0110.00422.96
8.2.160.0070.00720.35
8.2.150.0120.00324.18
8.2.140.0110.00724.66
8.2.130.0100.00626.16
8.2.120.0100.00017.63
8.2.110.0040.00822.21
8.2.100.0080.00417.91
8.2.90.0060.00319.23
8.2.80.0040.00417.97
8.2.70.0000.00817.36
8.2.60.0090.00017.80
8.2.50.0000.00918.07
8.2.40.0000.00921.12
8.2.30.0080.00320.49
8.2.20.0000.01017.61
8.2.10.0030.00517.98
8.2.00.0070.00017.96
8.1.270.0080.00023.97
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.59
8.1.230.0120.00017.53
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0000.00817.10
8.1.180.0070.00018.10
8.1.170.0040.00420.37
8.1.160.0040.00421.93
8.1.150.0000.00818.69
8.1.140.0000.00819.55
8.1.130.0000.00717.68
8.1.120.0000.00717.35
8.1.110.0040.00417.35
8.1.100.0040.00417.37
8.1.90.0070.00017.40
8.1.80.0030.00317.24
8.1.70.0000.00717.34
8.1.60.0040.00417.51
8.1.50.0030.00617.36
8.1.40.0040.00417.45
8.1.30.0050.00317.47
8.1.20.0040.00417.63
8.1.10.0040.00417.48
8.1.00.0080.00017.41
8.0.300.0030.00518.77
8.0.290.0080.00016.58
8.0.280.0070.00018.37
8.0.270.0000.00717.18
8.0.260.0070.00018.41
8.0.250.0030.00416.89
8.0.240.0040.00416.85
8.0.230.0040.00416.87
8.0.220.0050.00316.68
8.0.210.0000.00816.83
8.0.200.0000.00616.87
8.0.190.0030.00516.75
8.0.180.0050.00216.79
8.0.170.0070.00016.77
8.0.160.0030.00316.86
8.0.150.0070.00016.62
8.0.140.0070.00016.84
8.0.130.0060.00013.28
8.0.120.0030.00516.80
8.0.110.0000.00716.82
8.0.100.0000.00816.81
8.0.90.0040.00416.67
8.0.80.0030.01216.80
8.0.70.0050.00216.68
8.0.60.0040.00316.86
8.0.50.0040.00416.88
8.0.30.0130.00717.09
8.0.20.0130.00717.40
8.0.10.0050.00217.00
8.0.00.0130.00616.72
7.4.330.0030.00315.08
7.4.320.0040.00416.42
7.4.300.0000.00616.52
7.4.290.0030.00316.43
7.4.280.0000.00716.35
7.4.270.0050.00216.33
7.4.260.0030.00316.50
7.4.250.0050.00316.29
7.4.240.0030.00316.47
7.4.230.0050.00316.51
7.4.220.0040.01516.48
7.4.210.0140.00016.31
7.4.200.0070.00016.46
7.4.160.0100.00516.16
7.4.150.0100.01017.40
7.4.140.0070.01417.86
7.4.130.0110.01016.40
7.4.120.0090.01016.39
7.4.110.0000.01716.62
7.4.100.0030.01516.30
7.4.90.0090.00916.38
7.4.80.0070.01119.39
7.4.70.0090.01216.45
7.4.60.0080.00816.48
7.4.50.0050.00316.39
7.4.40.0100.00716.23
7.4.30.0100.00716.30
7.4.00.0120.00314.96
7.3.330.0040.00213.15
7.3.320.0000.00612.99
7.3.310.0000.00816.02
7.3.300.0030.00316.05
7.3.290.0150.00416.19
7.3.280.0110.00916.15
7.3.270.0030.01417.40
7.3.260.0140.00316.34
7.3.250.0070.01216.36
7.3.240.0120.00816.13
7.3.230.0060.01216.39
7.3.210.0140.00316.23
7.3.200.0070.01016.34
7.3.190.0070.01016.29
7.3.180.0040.01116.35
7.3.170.0030.01516.34
7.3.160.0110.00716.07
7.2.330.0090.00916.55
7.2.320.0090.00916.38
7.2.310.0060.01516.37
7.2.300.0070.01016.63
7.2.290.0170.00716.20
7.2.60.0120.00316.72
7.2.00.0070.00719.31
7.1.200.0100.00315.68
7.1.100.0040.00418.11
7.1.70.0130.00716.85
7.1.60.0030.01719.50
7.1.50.0150.00316.84
7.1.00.0000.08022.27
7.0.200.0090.00016.49
7.0.60.0070.08020.09
7.0.50.0070.07017.73
7.0.40.0030.08020.30
7.0.30.0300.06320.07
7.0.20.0230.04320.07
7.0.10.0070.09020.23
7.0.00.0070.08320.23
5.6.280.0030.03320.86
5.6.210.0030.08020.66
5.6.200.0030.07718.25
5.6.190.0100.08020.52
5.6.180.0330.07320.50
5.6.170.0430.07020.43
5.6.160.0000.05020.39
5.6.150.0100.04018.23
5.6.140.0130.07318.20
5.6.130.0130.08018.27
5.6.120.0070.07320.87
5.6.110.0130.05720.98
5.6.100.0130.08020.98
5.6.90.0070.06320.95
5.6.80.0030.04320.40
5.5.350.0000.08720.41
5.5.340.0070.07718.01
5.5.330.0130.03720.47
5.5.320.3530.04020.27
5.5.310.0200.05020.30
5.5.300.0170.07317.98
5.5.290.0100.08017.99
5.5.280.0030.04020.98
5.5.270.0130.07720.85
5.5.260.0100.08320.64
5.5.250.0070.09020.79
5.5.240.0030.07720.05
5.4.450.0170.06719.59
5.4.440.0270.05719.59
5.4.430.0300.08019.55
5.4.420.0270.05019.49
5.4.410.0330.06019.35
5.4.400.0300.05719.17
5.4.390.0270.06319.38
5.4.380.0370.04719.12
5.4.370.0270.06019.38
5.4.360.0400.04319.01
5.4.350.0370.05019.38
5.4.340.0300.06019.38
5.4.320.0630.06719.15
5.4.310.0400.05019.23
5.4.300.0270.06719.28
5.4.290.0500.05019.25
5.4.280.0330.05019.14
5.4.270.0400.07019.29
5.4.260.0330.07319.05
5.4.250.0330.06719.14
5.4.240.0470.07019.28
5.4.230.0430.06719.12
5.4.220.0300.05718.98
5.4.210.0230.05719.25
5.4.200.0430.07019.14
5.4.190.0330.05318.86
5.4.180.0200.07319.27
5.4.170.0400.07019.19
5.4.160.0370.05019.23
5.4.150.0230.06018.99
5.4.140.0400.04716.42
5.4.130.0270.05316.54
5.4.120.0300.06016.50
5.4.110.0500.06016.67
5.4.100.0300.07316.45
5.4.90.0230.07316.45
5.4.80.0330.06716.56
5.4.70.0170.06016.42
5.4.60.0230.05016.25
5.4.50.0230.05316.40
5.4.40.0300.05016.58
5.4.30.0370.04716.58
5.4.20.0370.04316.58
5.4.10.0400.06316.55
5.4.00.0270.06015.86

preferences:
59.9 ms | 400 KiB | 5 Q