3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace { class Bar extends PDO { public function baz() { parent::baz(); } } } namespace Foo { class PDO { public function baz() { echo __METHOD__; } } class FooBar extends Bar { } } namespace { $bar = new Foo\FooBar(); $bar->baz(); }

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)
8.3.60.0070.00718.56
8.3.50.0090.00921.87
8.3.40.0080.00818.70
8.3.30.0040.01118.71
8.3.20.0020.00520.34
8.3.10.0080.00020.54
8.3.00.0080.00021.77
8.2.180.0140.00716.75
8.2.170.0120.00322.96
8.2.160.0110.00422.08
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00820.71
8.2.120.0070.00026.35
8.2.110.0030.00620.89
8.2.100.0070.00417.72
8.2.90.0080.00017.72
8.2.80.0000.00818.09
8.2.70.0060.00317.63
8.2.60.0040.00417.80
8.2.50.0000.00818.09
8.2.40.0000.00720.43
8.2.30.0050.00219.44
8.2.20.0030.00517.66
8.2.10.0050.00217.98
8.2.00.0040.00417.93
8.1.280.0030.01025.92
8.1.270.0060.00922.19
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0030.00623.98
8.1.230.0000.01221.10
8.1.220.0040.00417.74
8.1.210.0000.00818.97
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0030.00618.59
8.1.160.0050.00220.71
8.1.150.0070.00018.74
8.1.140.0040.00419.40
8.1.130.0070.00017.49
8.1.120.0070.00017.39
8.1.110.0040.00417.32
8.1.100.0030.00517.39
8.1.90.0000.00717.30
8.1.80.0070.00017.29
8.1.70.0000.00817.36
8.1.60.0000.00717.49
8.1.50.0000.00817.46
8.1.40.0040.00417.54
8.1.30.0040.00417.53
8.1.20.0020.00517.46
8.1.10.0040.00417.42
8.1.00.0080.00017.43
8.0.300.0030.00519.93
8.0.290.0050.00216.75
8.0.280.0070.00018.38
8.0.270.0030.00317.32
8.0.260.0030.00317.28
8.0.250.0030.00316.92
8.0.240.0000.00917.07
8.0.230.0000.00717.02
8.0.220.0040.00416.86
8.0.210.0000.00716.95
8.0.200.0030.00317.08
8.0.190.0080.00017.06
8.0.180.0000.00716.84
8.0.170.0090.00016.99
8.0.160.0030.00516.93
8.0.150.0080.00016.89
8.0.140.0000.00716.91
8.0.130.0000.00613.42
8.0.120.0000.00716.89
8.0.110.0050.00317.03
8.0.100.0000.00716.84
8.0.90.0040.00417.02
8.0.80.0160.00616.95
8.0.70.0000.00816.98
8.0.60.0000.00817.01
8.0.50.0080.00016.76
8.0.30.0100.00817.08
8.0.20.0130.00817.40
8.0.10.0000.00716.90
8.0.00.0100.00716.76
7.4.330.0000.00516.84
7.4.320.0000.00616.35
7.4.300.0030.00316.59
7.4.290.0040.00416.41
7.4.280.0040.00416.45
7.4.270.0000.00716.60
7.4.260.0030.00616.43
7.4.250.0040.00416.54
7.4.240.0000.00716.53
7.4.230.0070.00016.54
7.4.220.0060.01316.62
7.4.210.0100.01216.51
7.4.200.0060.00316.29
7.4.160.0040.01116.38
7.4.150.0030.01417.40
7.4.140.0150.00617.86
7.4.130.0110.00716.47
7.4.120.0090.00916.48
7.4.110.0070.01016.44
7.4.100.0090.01216.39
7.4.90.0170.00016.61
7.4.80.0080.00819.39
7.4.70.0140.00316.59
7.4.60.0070.01016.32
7.4.50.0040.01216.40
7.4.40.0100.01316.58
7.4.30.0060.01216.54
7.4.00.0000.01814.91
7.3.330.0030.00313.16
7.3.320.0000.00513.32
7.3.310.0070.00016.26
7.3.300.0000.00716.26
7.3.290.0090.00516.31
7.3.280.0080.01016.28
7.3.270.0160.00017.40
7.3.260.0030.01516.39
7.3.250.0060.01116.49
7.3.240.0110.01016.42
7.3.230.0110.00616.39
7.3.210.0050.01116.45
7.3.200.0060.00916.23
7.3.190.0090.00616.43
7.3.180.0100.00616.23
7.3.170.0030.01316.46
7.3.160.0080.01116.57
7.2.330.0060.01016.62
7.2.320.0130.00616.51
7.2.310.0160.00716.47
7.2.300.0090.00616.32
7.2.290.0120.00416.60
7.2.60.0130.00316.72
7.2.00.0270.00718.31
7.1.200.0140.00915.33
7.1.100.0080.00417.99
7.1.70.0080.00317.08
7.1.60.0090.01519.40
7.1.50.0060.00616.60
7.1.00.0030.07722.42
7.0.200.0580.00614.80
7.0.60.0230.06021.73
7.0.50.0030.08017.80
7.0.40.0100.07020.15
7.0.30.0170.04720.24
7.0.20.0270.04720.20
7.0.10.0000.08720.21
7.0.00.0100.07020.18
5.6.280.0030.06720.93
5.6.210.0130.07720.52
5.6.200.0030.04318.16
5.6.190.0130.08320.43
5.6.180.0400.06720.77
5.6.170.0270.04320.62
5.6.160.0100.06020.71
5.6.150.0070.03718.25
5.6.140.0100.07718.27
5.6.130.0070.05718.15
5.6.120.0130.06021.04
5.6.110.0130.07321.13
5.6.100.0100.08321.00
5.6.90.0100.08020.99
5.6.80.0100.07320.37
5.5.350.0270.07020.55
5.5.340.0000.07017.99
5.5.330.0100.05720.34
5.5.320.0500.03720.38
5.5.310.0230.08020.51
5.5.300.0000.04318.07
5.5.290.0000.07317.98
5.5.280.0000.08320.70
5.5.270.0070.08320.69
5.5.260.0000.04320.69
5.5.250.0030.04320.60
5.5.240.0230.03320.28

preferences:
71.52 ms | 401 KiB | 5 Q