3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Globock { trait JSON { function json_encode($data) { return 'json_encode mock'; } } } namespace Acme { //use \Globock\JSON; class Foo { use \Globock\JSON; public function hello() { return json_encode([]); } } } namespace Acme\Test { use Acme\Foo; class FooTest { public function helloTest() { $a = new Foo(); echo $a->hello(); } } } namespace { //$a = new Acme\Foo(); //echo $a->hello(); $b = new Acme\Test\FooTest(); $b->helloTest(); }

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)
8.3.60.0060.01118.43
8.3.50.0100.00622.95
8.3.40.0110.00718.85
8.3.30.0070.00719.09
8.3.20.0050.00320.38
8.3.10.0060.00323.53
8.3.00.0000.00819.55
8.2.180.0090.00916.50
8.2.170.0110.00422.96
8.2.160.0120.00820.37
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0070.00020.99
8.2.110.0030.00622.09
8.2.100.0070.00417.78
8.2.90.0000.00719.05
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0100.00017.93
8.2.50.0080.00018.07
8.2.40.0030.00518.02
8.2.30.0040.00417.97
8.2.20.0000.00717.73
8.2.10.0040.00418.11
8.2.00.0040.00417.59
8.1.280.0130.00725.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00323.91
8.1.230.0040.00720.77
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00717.35
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0060.00318.36
8.1.160.0030.00522.01
8.1.150.0040.00418.83
8.1.140.0000.00817.32
8.1.130.0030.00317.76
8.1.120.0000.00817.42
8.1.110.0070.00017.36
8.1.100.0000.00817.39
8.1.90.0030.00317.44
8.1.80.0050.00317.45
8.1.70.0050.00317.38
8.1.60.0040.00417.60
8.1.50.0040.00417.54
8.1.40.0040.00417.51
8.1.30.0040.00417.56
8.1.20.0000.00717.61
8.1.10.0040.00417.50
8.1.00.0050.00217.39
8.0.300.0040.00418.77
8.0.290.0040.00316.75
8.0.280.0040.00418.45
8.0.270.0000.00717.16
8.0.260.0030.00317.25
8.0.250.0000.00716.98
8.0.240.0030.00616.91
8.0.230.0070.00416.91
8.0.220.0030.00316.83
8.0.210.0000.00716.86
8.0.200.0070.00016.94
8.0.190.0040.00416.87
8.0.180.0080.00016.95
8.0.170.0040.00416.81
8.0.160.0030.00316.95
8.0.150.0050.00216.73
8.0.140.0040.00416.75
8.0.130.0050.00013.28
8.0.120.0070.00016.90
8.0.110.0040.00416.80
8.0.100.0000.00716.77
8.0.90.0040.00416.82
8.0.80.0130.00416.77
8.0.70.0000.00816.77
8.0.60.0050.00216.86
8.0.50.0030.00516.87
8.0.30.0100.01317.15
8.0.20.0080.01717.40
8.0.10.0080.00016.90
8.0.00.0120.00816.90
7.4.330.0000.00515.15
7.4.320.0030.00316.40
7.4.300.0030.00316.49
7.4.290.0030.00516.50
7.4.280.0000.00716.41
7.4.270.0070.00016.46
7.4.260.0030.00516.59
7.4.250.0000.00716.54
7.4.240.0070.00016.42
7.4.230.0000.00716.60
7.4.220.0070.01816.64
7.4.210.0040.01116.63
7.4.200.0040.00316.62
7.4.160.0130.01016.50
7.4.150.0070.01117.40
7.4.140.0110.01017.86
7.4.130.0090.00916.46
7.4.120.0090.00716.44
7.4.110.0140.00716.54
7.4.100.0170.00716.40
7.4.90.0030.01616.55
7.4.80.0130.00919.39
7.4.70.0110.00616.46
7.4.60.0130.00316.52
7.4.50.0060.00316.27
7.4.40.0070.01016.40
7.4.30.0070.00816.38
7.4.00.0090.00315.03
7.3.330.0000.00713.23
7.3.320.0000.00513.16
7.3.310.0000.00716.21
7.3.300.0000.00716.25
7.3.290.0080.01116.24
7.3.280.0070.01016.26
7.3.270.0120.00617.40
7.3.260.0170.00016.16
7.3.250.0120.00816.23
7.3.240.0030.01516.35
7.3.230.0060.01216.39
7.3.210.0140.00316.50
7.3.200.0080.01519.39
7.3.190.0070.01316.40
7.3.180.0060.00916.54
7.3.170.0060.01016.32
7.3.160.0060.01016.35
7.3.120.0100.00614.77
7.2.330.0200.00316.80
7.2.320.0090.00916.74
7.2.310.0000.01616.62
7.2.300.0060.00916.75
7.2.290.0200.01116.57
7.2.60.0100.00317.02
7.2.00.0070.00319.59
7.1.200.0170.00315.64
7.1.100.0110.00818.01
7.1.70.0040.00416.81
7.1.60.0090.01519.40
7.1.50.0110.00716.79
7.1.00.0070.07022.52
7.0.200.0000.00716.61
7.0.140.0030.07322.09
7.0.60.0030.08320.04
7.0.50.0030.05017.89
7.0.40.0100.07720.25
7.0.30.0300.05020.20
7.0.20.0270.04720.21
7.0.10.0070.07720.26
7.0.00.0030.04020.20
5.6.280.0070.07020.90
5.6.210.0070.05020.67
5.6.200.0130.04718.19
5.6.190.0070.06720.48
5.6.180.3800.04320.66
5.6.170.0370.07320.39
5.6.160.0000.05020.51
5.6.150.0030.04318.25
5.6.140.0170.05318.27
5.6.130.0100.04018.15
5.6.120.0030.08321.10
5.6.110.0070.05020.99
5.6.100.0100.06320.98
5.6.90.0170.04721.13
5.6.80.0070.08020.39
5.6.70.4400.03720.39
5.5.350.4300.03720.34
5.5.340.0070.07717.98
5.5.330.0130.07320.29
5.5.320.3130.04020.27
5.5.310.0300.07720.28
5.5.300.0000.06718.07
5.5.290.0030.08318.08
5.5.280.0130.07320.89
5.5.270.0170.06020.94
5.5.260.0070.07320.89
5.5.250.0100.06320.80
5.5.240.0230.07720.16
5.4.450.0170.05719.30
5.4.440.0330.04319.42
5.4.430.0470.04719.43
5.4.420.0430.03719.43
5.4.410.0270.03719.19
5.4.400.0370.03318.86
5.4.390.0430.02719.22
5.4.380.0670.04719.01
5.4.370.0400.04019.24
5.4.360.0500.03718.95
5.4.350.0270.04018.95
5.4.340.0300.04319.13
5.4.320.0270.05019.08
5.4.310.0200.04018.96
5.4.300.0430.04019.05
5.4.290.0630.03019.19
5.4.280.0930.04019.16
5.4.270.0630.04019.09
5.4.260.0400.03719.00
5.4.250.0430.04019.11
5.4.240.0430.04019.21
5.4.230.0430.04319.23
5.4.220.0470.03319.18
5.4.210.0270.04318.91
5.4.200.0430.03719.30
5.4.190.0430.04719.08
5.4.180.0470.03319.17
5.4.170.0500.03018.86
5.4.160.0300.04719.04
5.4.150.0300.05019.04
5.4.140.0370.04316.45
5.4.130.0330.04016.70
5.4.120.0370.03716.34
5.4.110.0370.03716.45
5.4.100.0500.04016.61
5.4.90.0270.03716.50
5.4.80.0370.04316.39
5.4.70.0330.03316.55
5.4.60.0130.04316.53
5.4.50.0430.04316.23
5.4.40.0370.04016.22
5.4.30.0200.03716.55
5.4.20.0270.04316.42
5.4.10.0270.04316.51
5.4.00.0270.03715.78
5.3.290.0020.04312.80
5.3.280.0050.03812.71
5.3.270.0080.04012.72
5.3.260.0080.04412.72
5.3.250.0080.03512.71
5.3.240.0060.03712.72
5.3.230.0050.04312.71
5.3.220.0050.03812.68
5.3.210.0030.04612.68
5.3.200.0060.04012.68
5.3.190.0070.03812.68
5.3.180.0060.03612.68
5.3.170.0040.03812.67
5.3.160.0050.03912.68
5.3.150.0050.04712.67
5.3.140.0070.03512.66
5.3.130.0070.03712.66
5.3.120.0090.04312.66
5.3.110.0050.04212.66
5.3.100.0080.03612.12
5.3.90.0050.03612.08
5.3.80.0070.03912.08
5.3.70.0060.03512.07
5.3.60.0070.04012.06
5.3.50.0040.03712.00
5.3.40.0060.04312.00
5.3.30.0070.04311.95
5.3.20.0070.03411.73
5.3.10.0100.03311.70
5.3.00.0060.03911.68
5.2.170.0050.0299.19
5.2.160.0100.0279.18
5.2.150.0060.0299.18
5.2.140.0060.0289.18
5.2.130.0030.0309.14
5.2.120.0020.0319.14
5.2.110.0070.0289.14
5.2.100.0050.0299.14
5.2.90.0050.0299.14
5.2.80.0040.0319.14
5.2.70.0060.0299.14
5.2.60.0050.0319.09
5.2.50.0070.0279.06
5.2.40.0040.0299.03
5.2.30.0030.0319.01
5.2.20.0040.0309.00
5.2.10.0050.0278.92
5.2.00.0060.0278.78
5.1.60.0020.0258.06
5.1.50.0060.0238.06
5.1.40.0030.0258.05
5.1.30.0040.0268.40
5.1.20.0040.0268.42
5.1.10.0050.0238.14
5.1.00.0050.0248.14
5.0.50.0040.0296.63
5.0.40.0050.0276.48
5.0.30.0060.0316.29
5.0.20.0050.0246.26
5.0.10.0030.0206.25
5.0.00.0040.0296.23
4.4.90.0040.0164.78
4.4.80.0030.0144.76
4.4.70.0020.0164.75
4.4.60.0030.0144.76
4.4.50.0020.0154.77
4.4.40.0040.0284.71
4.4.30.0020.0154.76
4.4.20.0030.0164.84
4.4.10.0040.0234.85
4.4.00.0050.0224.76
4.3.110.0030.0174.67
4.3.100.0020.0154.67
4.3.90.0010.0154.63
4.3.80.0030.0244.58
4.3.70.0020.0154.63
4.3.60.0010.0154.63
4.3.50.0030.0144.63
4.3.40.0040.0284.54
4.3.30.0010.0223.29
4.3.20.0020.0203.26
4.3.10.0000.0223.22
4.3.00.0030.01715.18

preferences:
43.85 ms | 401 KiB | 5 Q