3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Counter { /** @return self */ public function count(); /** @return int */ public function getCount(); } class EchoingCounter implements Counter { private $counter; public function __construct(Counter $counter) { $this->counter = $counter; } public function count() { echo __METHOD__ . "\n"; return $this->counter->count(); } public function getCount() { echo __METHOD__ . "\n"; return $this->counter->getCount(); } } $counter = new EchoingCounter(new FluentCounter()); $counter = $counter->count()->count()->count()->count(); echo $counter->getCount();

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)
8.3.60.0100.01018.43
8.3.50.0110.00721.98
8.3.40.0120.00318.84
8.3.30.0070.00719.18
8.3.20.0070.00720.20
8.3.10.0100.00620.66
8.3.00.0080.00017.75
8.2.180.0110.00318.16
8.2.170.0090.00922.96
8.2.160.0140.00720.53
8.2.150.0090.00924.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00422.22
8.2.110.0000.00822.08
8.2.100.0040.00818.09
8.2.90.0050.00319.17
8.2.80.0030.00617.97
8.2.70.0080.00017.25
8.2.60.0060.00317.91
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0040.00418.01
8.2.20.0000.00717.74
8.2.10.0000.00718.18
8.2.00.0080.00017.82
8.1.280.0260.00325.92
8.1.270.0040.00422.05
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.87
8.1.230.0080.00418.95
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0080.00017.35
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0030.00618.59
8.1.160.0040.00421.95
8.1.150.0000.00718.75
8.1.140.0040.00417.46
8.1.130.0040.00217.84
8.1.120.0070.00017.34
8.1.110.0070.00017.43
8.1.100.0000.00717.48
8.1.90.0070.00017.41
8.1.80.0000.00717.39
8.1.70.0050.00317.35
8.1.60.0030.00517.44
8.1.50.0000.00817.40
8.1.40.0000.00817.36
8.1.30.0090.00017.49
8.1.20.0040.00417.63
8.1.10.0000.00817.55
8.1.00.0050.00217.42
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0030.00517.12
8.0.260.0030.00317.23
8.0.250.0000.00717.09
8.0.240.0030.00317.05
8.0.230.0000.00717.00
8.0.220.0000.00717.02
8.0.210.0030.00316.90
8.0.200.0030.00317.07
8.0.190.0040.00416.92
8.0.180.0040.00416.95
8.0.170.0000.00816.88
8.0.160.0000.00717.07
8.0.150.0000.00716.95
8.0.140.0000.00716.88
8.0.130.0060.00013.35
8.0.120.0030.00516.95
8.0.110.0080.00017.07
8.0.100.0000.00716.93
8.0.90.0070.00016.96
8.0.80.0090.00616.99
8.0.70.0080.00016.99
8.0.60.0000.00816.99
8.0.50.0040.00416.95
8.0.30.0170.00317.02
8.0.20.0090.00917.40
8.0.10.0040.00416.91
8.0.00.0130.00516.76
7.4.330.0060.00015.00
7.4.320.0000.00616.54
7.4.300.0000.00716.53
7.4.290.0040.00416.60
7.4.280.0070.00016.46
7.4.270.0030.00316.43
7.4.260.0000.00716.44
7.4.250.0040.00416.52
7.4.240.0040.00516.47
7.4.230.0070.00016.43
7.4.220.0160.00316.62
7.4.210.0030.01716.66
7.4.200.0000.00716.55
7.4.160.0030.01316.65
7.4.150.0090.01517.40
7.4.140.0080.01217.86
7.4.130.0090.00816.45
7.4.120.0030.01316.51
7.4.110.0100.01316.48
7.4.100.0120.00616.43
7.4.90.0070.01016.42
7.4.80.0110.00719.39
7.4.70.0100.01016.44
7.4.60.0040.01116.55
7.4.50.0000.00716.44
7.4.40.0150.00616.36
7.4.30.0130.00616.47
7.4.00.0070.01015.13
7.3.330.0030.00313.34
7.3.320.0000.00513.32
7.3.310.0030.00316.20
7.3.300.0030.00316.19
7.3.290.0030.01116.38
7.3.280.0100.00716.29
7.3.270.0070.01117.40
7.3.260.0040.01216.32
7.3.250.0100.00816.42
7.3.240.0130.00316.30
7.3.230.0110.00616.49
7.3.210.0100.00716.34
7.3.200.0140.00319.39
7.3.190.0100.00716.56
7.3.180.0100.00616.46
7.3.170.0100.00616.41
7.3.160.0070.01416.41
7.2.330.0100.00716.68
7.2.320.0130.00316.52
7.2.310.0080.00816.30
7.2.300.0140.00916.54
7.2.290.0040.01316.37
7.2.60.0030.00516.47
7.2.00.0030.01019.10
7.1.200.0060.00615.84
7.1.100.0000.01218.00
7.1.70.0070.00016.82
7.1.60.0070.01419.32
7.1.50.0140.00416.83
7.1.00.0130.06722.54
7.0.200.0000.01016.79
7.0.140.0100.07021.96
7.0.60.0000.07719.94
7.0.50.0030.04017.88
7.0.40.0070.07320.40
7.0.30.0330.06720.13
7.0.20.0270.07720.10
7.0.10.0030.05020.10
7.0.00.0170.05320.08
5.6.280.0000.07721.11
5.6.210.0100.07020.61
5.6.200.0130.07718.29
5.6.190.0130.06320.50
5.6.180.0170.04320.61
5.6.170.0330.04020.55
5.6.160.0000.06320.39
5.6.150.0000.09318.14
5.6.140.0000.08718.14
5.6.130.0100.07318.28
5.6.120.0070.08720.80
5.6.110.0130.04721.00
5.6.100.0100.08321.01
5.6.90.0170.08321.00
5.6.80.0100.07720.36
5.5.350.0170.07720.33
5.5.340.0030.04018.02
5.5.330.0070.04020.27
5.5.320.0070.08320.20
5.5.310.0300.04320.27
5.5.300.0000.05717.95
5.5.290.0130.06718.06
5.5.280.0070.08320.85
5.5.270.0070.08720.67
5.5.260.0030.08020.90
5.5.250.0030.07720.60
5.5.240.0370.06320.29
5.4.450.0130.05719.57
5.4.440.0830.06019.62
5.4.430.0800.06719.62
5.4.420.0630.00019.55
5.4.410.0630.00019.46
5.4.400.0630.00019.10
5.4.390.0630.00019.26
5.4.380.0630.00019.16
5.4.370.0630.00019.01
5.4.360.0600.00019.00
5.4.350.0630.00019.04
5.4.340.0630.00019.11
5.4.320.0060.03512.50
5.4.310.0050.03812.50
5.4.300.0080.03712.50
5.4.290.0100.03412.50
5.4.280.0040.03712.40
5.4.270.0080.03912.40
5.4.260.0070.03512.40
5.4.250.0020.04112.40
5.4.240.0030.03812.40
5.4.230.0040.03812.39
5.4.220.0090.03212.39
5.4.210.0050.03612.39
5.4.200.0030.04312.39
5.4.190.0070.03512.39
5.4.180.0060.03612.39
5.4.170.0070.03412.40
5.4.160.0070.03412.39
5.4.150.0060.03712.39
5.4.140.0050.03712.07
5.4.130.0080.03212.06
5.4.120.0050.03512.02
5.4.110.0060.03412.02
5.4.100.0070.03212.02
5.4.90.0070.03412.02
5.4.80.0070.03512.02
5.4.70.0050.03412.02
5.4.60.0060.03412.01
5.4.50.0060.03412.01
5.4.40.0040.03412.00
5.4.30.0050.03512.00
5.4.20.0040.03611.99
5.4.10.0060.03612.00
5.4.00.0080.03811.49
5.3.290.0070.03712.80
5.3.280.0070.03512.71
5.3.270.0080.03612.72
5.3.260.0040.04312.72
5.3.250.0050.04012.72
5.3.240.0060.03712.72
5.3.230.0070.03612.71
5.3.220.0100.03312.68
5.3.210.0070.03912.68
5.3.200.0070.03512.68
5.3.190.0050.04212.68
5.3.180.0050.03612.68
5.3.170.0070.03612.67
5.3.160.0050.03712.67
5.3.150.0080.03512.68
5.3.140.0030.04212.66
5.3.130.0040.04112.66
5.3.120.0070.03812.66
5.3.110.0050.03912.65
5.3.100.0060.03612.12
5.3.90.0070.03512.11
5.3.80.0040.03712.10
5.3.70.0060.03512.10
5.3.60.0050.03612.08
5.3.50.0050.03612.04
5.3.40.0080.03312.04
5.3.30.0040.03712.00
5.3.20.0070.03411.78
5.3.10.0040.03811.74
5.3.00.0040.03711.73
5.2.170.0040.0319.23
5.2.160.0050.0299.23
5.2.150.0040.0319.23
5.2.140.0050.0309.23
5.2.130.0030.0319.19
5.2.120.0050.0279.19
5.2.110.0050.0289.20
5.2.100.0050.0299.19
5.2.90.0040.0299.20
5.2.80.0060.0289.18
5.2.70.0060.0279.18
5.2.60.0060.0279.14
5.2.50.0060.0279.10
5.2.40.0060.0279.08
5.2.30.0050.0289.06
5.2.20.0040.0289.05
5.2.10.0010.0318.95
5.2.00.0030.0338.82
5.1.60.0060.0318.10
5.1.50.0050.0248.09
5.1.40.0060.0228.08
5.1.30.0040.0258.43
5.1.20.0030.0278.45
5.1.10.0050.0248.17
5.1.00.0040.0298.18
5.0.50.0070.0206.65
5.0.40.0020.0206.51
5.0.30.0030.0316.32
5.0.20.0060.0246.29
5.0.10.0020.0286.27
5.0.00.0050.0366.26
4.4.90.0050.0204.78
4.4.80.0030.0154.76
4.4.70.0040.0234.75
4.4.60.0040.0144.75
4.4.50.0030.0184.77
4.4.40.0020.0254.71
4.4.30.0030.0174.76
4.4.20.0030.0244.84
4.4.10.0020.0164.85
4.4.00.0020.0254.75
4.3.110.0030.0194.67
4.3.100.0060.0234.66
4.3.90.0020.0144.64
4.3.80.0040.0234.59
4.3.70.0040.0134.63
4.3.60.0060.0114.63
4.3.50.0020.0164.63
4.3.40.0030.0234.54
4.3.30.0010.0163.28
4.3.20.0020.0153.26
4.3.10.0010.0183.22
4.3.00.0030.0109.07

preferences:
40.71 ms | 401 KiB | 5 Q