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)
8.3.60.0120.00318.43
8.3.50.0070.01122.05
8.3.40.0040.01118.84
8.3.30.0120.00318.84
8.3.20.0060.00320.35
8.3.10.0040.00420.65
8.3.00.0070.00021.90
8.2.180.0120.00618.66
8.2.170.0190.00322.96
8.2.160.0070.00722.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00520.65
8.2.120.0040.00426.35
8.2.110.0030.00622.13
8.2.100.0040.00718.04
8.2.90.0030.00519.17
8.2.80.0050.00517.97
8.2.70.0040.00417.63
8.2.60.0000.00818.04
8.2.50.0000.00818.09
8.2.40.0050.00220.16
8.2.30.0000.00719.36
8.2.20.0040.00417.83
8.2.10.0040.00418.17
8.2.00.0040.00418.04
8.1.280.0140.00725.92
8.1.270.0100.01022.24
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00323.80
8.1.230.0000.01217.83
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00817.36
8.1.190.0030.00517.22
8.1.180.0000.00818.10
8.1.170.0050.00318.46
8.1.160.0050.00220.71
8.1.150.0050.00318.75
8.1.140.0030.00519.39
8.1.130.0030.00317.57
8.1.120.0000.00717.35
8.1.110.0060.00317.46
8.1.100.0030.00517.39
8.1.90.0040.00417.43
8.1.80.0070.00017.38
8.1.70.0000.00717.40
8.1.60.0040.00417.43
8.1.50.0040.00417.47
8.1.40.0070.00017.41
8.1.30.0040.00417.54
8.1.20.0000.00717.51
8.1.10.0000.00817.39
8.1.00.0060.00317.31
8.0.300.0000.00718.77
8.0.290.0020.00516.88
8.0.280.0030.00318.46
8.0.270.0070.00017.34
8.0.260.0030.00317.22
8.0.250.0040.00417.08
8.0.240.0040.00416.98
8.0.230.0030.00317.05
8.0.220.0030.00316.90
8.0.210.0040.00416.99
8.0.200.0000.00717.04
8.0.190.0040.00417.01
8.0.180.0040.00416.98
8.0.170.0030.00516.87
8.0.160.0000.00716.80
8.0.150.0040.00416.94
8.0.140.0070.00016.82
8.0.130.0000.00513.48
8.0.120.0040.00416.94
8.0.110.0040.00416.83
8.0.100.0040.00416.97
8.0.90.0000.00816.77
8.0.80.0100.00916.88
8.0.70.0000.00716.77
8.0.60.0070.00017.00
8.0.50.0000.00717.08
8.0.30.0160.00316.97
8.0.20.0110.00817.40
8.0.10.0050.00317.07
8.0.00.0070.01116.75
7.4.330.0000.00516.84
7.4.320.0030.00316.43
7.4.300.0030.00316.41
7.4.290.0030.00316.38
7.4.280.0000.01016.44
7.4.270.0000.00716.60
7.4.260.0000.00716.52
7.4.250.0050.00316.50
7.4.240.0000.00716.50
7.4.230.0000.00716.43
7.4.220.0070.01116.48
7.4.210.0030.01816.51
7.4.200.0080.00016.49
7.4.160.0060.00916.48
7.4.150.0120.00817.40
7.4.140.0110.00817.86
7.4.130.0110.00816.54
7.4.120.0130.00716.50
7.4.110.0120.00916.54
7.4.100.0160.00916.46
7.4.90.0100.00716.33
7.4.80.0120.00419.39
7.4.70.0080.00816.34
7.4.60.0190.00316.35
7.4.50.0100.00616.66
7.4.40.0080.01116.49
7.4.30.0140.00316.52
7.4.10.0030.01416.43
7.4.00.0060.01115.37
7.3.330.0020.00213.25
7.3.320.0030.00313.17
7.3.310.0030.00416.31
7.3.300.0000.00716.18
7.3.290.0090.00616.29
7.3.280.0040.01216.33
7.3.270.0140.00317.40
7.3.260.0140.00316.37
7.3.250.0120.00816.35
7.3.240.0100.01016.57
7.3.230.0090.00916.47
7.3.210.0130.00416.36
7.3.200.0130.00316.38
7.3.190.0110.01116.44
7.3.180.0090.00616.46
7.3.170.0100.00616.43
7.3.160.0130.00316.39
7.3.130.0060.01316.14
7.3.120.0070.01215.62
7.3.110.0050.01015.49
7.3.100.0080.00715.55
7.3.90.0030.01015.58
7.3.80.0050.00615.37
7.3.70.0060.00615.48
7.3.60.0030.01215.40
7.3.50.0060.00815.54
7.3.40.0040.00815.49
7.3.30.0050.01215.63
7.3.20.0020.00917.38
7.3.10.0030.01117.38
7.3.00.0050.01017.25
7.2.330.0100.00716.41
7.2.320.0130.00316.60
7.2.310.0100.00716.46
7.2.300.0130.00616.45
7.2.290.0100.00616.34
7.2.260.0130.00616.39
7.2.250.0090.01315.71
7.2.240.0020.01615.85
7.2.230.0070.00915.67
7.2.220.0030.00815.83
7.2.210.0060.00815.80
7.2.200.0120.00315.62
7.2.190.0050.01115.39
7.2.180.0020.01415.63
7.2.170.0000.01415.73
7.2.160.0040.01116.23
7.2.150.0030.00718.25
7.2.140.0040.01118.09
7.2.130.0120.00318.29
7.2.120.0070.00718.31
7.2.110.0040.01118.35
7.2.100.0070.00718.21
7.2.90.0080.00318.25
7.2.80.0060.01118.27
7.2.70.0100.00618.16
7.2.60.0040.00917.50
7.2.50.0070.00718.15
7.2.40.0030.00818.16
7.2.30.0030.00718.38
7.2.20.0000.00918.27
7.2.10.0130.00718.30
7.2.00.0170.01018.46
7.1.330.0050.01216.49
7.1.320.0080.00616.38
7.1.310.0090.00516.26
7.1.300.0060.00416.44
7.1.290.0080.00716.33
7.1.280.0070.00616.46
7.1.270.0020.01216.48
7.1.260.0070.00616.21
7.1.250.0000.00917.03
7.1.240.0120.00417.13
7.1.230.0030.01017.11
7.1.220.0040.00717.19
7.1.210.0060.01017.16
7.1.200.0070.01016.22
7.1.190.0060.00617.19
7.1.180.0050.00517.15
7.1.170.0070.00717.04
7.1.160.0040.01117.18
7.1.150.0000.01117.18
7.1.140.0030.01316.98
7.1.130.0060.01017.10
7.1.120.0060.00617.13
7.1.110.0040.00717.08
7.1.100.0030.01217.45
7.1.90.0040.01117.29
7.1.80.0070.00317.25
7.1.70.0050.00517.02
7.1.60.0060.01318.31
7.1.50.0070.00716.98
7.1.40.0040.01117.32
7.1.30.0120.00417.11
7.1.20.0070.00717.23
7.1.10.0110.00317.02
7.1.00.0050.04219.72
7.0.330.0040.00416.87
7.0.320.0060.00616.82
7.0.310.0030.01316.90
7.0.300.0030.01417.02
7.0.290.0000.01316.85
7.0.280.0070.00716.88
7.0.270.0080.00617.08
7.0.260.0090.00616.86
7.0.250.0030.01017.01
7.0.240.0080.00316.79
7.0.230.0040.01116.92
7.0.220.0000.00916.99
7.0.210.0120.00416.88
7.0.200.0060.00915.84
7.0.190.0040.01116.91
7.0.180.0090.00316.81
7.0.170.0030.01017.17
7.0.160.0030.01316.94
7.0.150.0080.00616.95
7.0.140.0090.00616.81
7.0.130.0090.00016.90
7.0.120.0070.00716.84
7.0.110.0000.00916.70
7.0.100.0070.01016.97
7.0.90.0040.00716.97
7.0.80.0030.00617.05
7.0.70.0060.00616.75
7.0.60.0100.03619.37
7.0.50.0070.04317.25
7.0.40.0020.02717.46
7.0.30.0120.03817.46
7.0.20.0170.03017.61
7.0.10.0050.04817.46
7.0.00.0050.02117.39
5.6.400.0070.00715.62
5.6.390.0080.00315.68
5.6.380.0040.00715.76
5.6.370.0040.01115.82
5.6.360.0030.00916.03
5.6.350.0070.01015.79
5.6.340.0000.01015.60
5.6.330.0150.00415.85
5.6.320.0030.01215.64
5.6.310.0040.00815.83
5.6.300.0030.01215.58
5.6.290.0090.00615.71
5.6.280.0050.02218.47
5.6.270.0040.01115.89
5.6.260.0030.00615.53
5.6.250.0120.00015.62
5.6.240.0060.00315.65
5.6.230.0000.01015.61
5.6.220.0040.01115.65
5.6.210.0050.03018.28
5.6.200.0050.02616.97
5.6.190.0030.03318.27
5.6.180.0160.04318.05
5.6.170.0210.04318.29
5.6.160.0120.03518.20
5.6.150.0050.04017.00
5.6.140.0090.03917.01
5.6.130.0080.03716.98
5.6.120.0030.04018.39
5.6.110.0070.04318.38
5.6.100.0080.03018.38
5.6.90.0070.02818.54
5.6.80.0020.05018.01
5.6.70.0060.00315.48
5.6.60.0120.00315.65
5.6.50.0070.00715.81
5.6.40.0040.01215.50
5.6.30.0030.01415.60
5.6.20.0060.00315.49
5.6.10.0000.01415.64
5.6.00.0090.00315.79
5.5.380.0070.00715.77
5.5.370.0070.00715.73
5.5.360.0090.00915.50
5.5.350.0170.04118.02
5.5.340.0060.04316.76
5.5.330.0040.02718.03
5.5.320.0320.03617.86
5.5.310.0180.03018.01
5.5.300.0130.03916.89
5.5.290.0050.04516.71
5.5.280.0110.03018.16
5.5.270.0050.04718.09
5.5.260.0100.02218.06
5.5.250.0090.04918.16
5.5.240.0180.04317.91
5.5.230.0100.00315.48
5.5.220.0060.01215.63
5.5.210.0100.00815.34
5.5.200.0090.00915.51
5.5.190.0100.00715.36
5.5.180.0040.00415.66
5.5.170.0000.01215.67
5.5.160.0140.00415.52
5.5.150.0100.00715.65
5.5.140.0060.00915.60
5.5.130.0040.01615.43
5.5.120.0070.01015.64
5.5.110.0070.01015.71
5.5.100.0060.01215.55
5.5.90.0030.01215.73
5.5.80.0140.00315.74
5.5.70.0080.01115.62
5.5.60.0120.00815.40
5.5.50.0060.01415.61
5.5.40.0040.01515.63
5.5.30.0030.01415.28
5.5.20.0070.01115.31
5.5.10.0050.01015.36
5.5.00.0030.01715.58

preferences:
42.1 ms | 401 KiB | 5 Q