3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Question { public function __construct(AnswerInterface $answer) { echo "What is 2 + 2?\n"; $answer = $answer->get()->the()->answer(); if ($answer instanceof AnswerInterface) { echo $answer . PHP_EOL; } } } interface AnswerInterface { public function get(); public function the(); public function answer(); } // start editing here class Answer implements AnswerInterface { public function get(){} public function the(){} public function answer(){} } // end editing here $answer = new Answer; $question = new Question($answer);

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)
8.3.40.0140.00018.82
8.3.30.0140.00019.04
8.3.20.0030.00620.34
8.3.10.0080.00022.10
8.3.00.0000.00822.44
8.2.170.0150.00022.96
8.2.160.0040.01121.07
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00319.23
8.2.110.0060.00320.34
8.2.100.0120.00017.72
8.2.90.0040.00419.23
8.2.80.0040.00417.97
8.2.70.0030.00517.48
8.2.60.0000.00717.80
8.2.50.0040.00418.07
8.2.40.0000.01018.34
8.2.30.0000.00718.17
8.2.20.0060.00317.68
8.2.10.0000.00817.68
8.2.00.0000.00817.80
8.1.270.0080.00022.14
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0050.00523.83
8.1.230.0070.00419.16
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0090.00017.25
8.1.190.0030.00517.53
8.1.180.0030.00618.10
8.1.170.0000.00818.37
8.1.160.0030.00522.07
8.1.150.0070.00018.58
8.1.140.0020.00517.53
8.1.130.0000.00717.74
8.1.120.0040.00417.54
8.1.110.0040.00417.48
8.1.100.0000.00717.45
8.1.90.0000.00717.37
8.1.80.0000.00717.45
8.1.70.0000.00717.31
8.1.60.0030.00617.57
8.1.50.0040.00417.51
8.1.40.0030.00517.41
8.1.30.0040.00417.47
8.1.20.0030.00517.57
8.1.10.0000.00817.57
8.1.00.0040.00417.42
8.0.300.0050.00218.77
8.0.290.0030.00317.18
8.0.280.0040.00418.46
8.0.270.0030.00317.13
8.0.260.0070.00016.82
8.0.250.0050.01016.90
8.0.240.0000.00716.93
8.0.230.0030.00516.96
8.0.220.0000.00716.86
8.0.210.0030.00516.94
8.0.200.0030.00317.00
8.0.190.0030.00617.05
8.0.180.0040.00417.00
8.0.170.0030.00617.02
8.0.160.0000.00716.89
8.0.150.0080.00016.84
8.0.140.0030.00416.75
8.0.130.0060.00013.36
8.0.120.0070.00016.82
8.0.110.0000.00716.95
8.0.100.0040.00416.75
8.0.90.0000.00716.90
8.0.80.0130.00216.95
8.0.70.0050.00317.02
8.0.60.0000.00716.77
8.0.50.0070.00016.96
8.0.30.0090.01117.15
8.0.20.0120.00817.40
8.0.10.0040.00416.98
8.0.00.0060.01316.98
7.4.330.0030.00315.06
7.4.320.0050.00316.50
7.4.300.0000.00616.41
7.4.290.0070.00016.48
7.4.280.0070.00016.42
7.4.270.0000.00816.59
7.4.260.0040.00416.53
7.4.250.0050.00316.45
7.4.240.0040.00316.41
7.4.230.0070.00016.41
7.4.220.0110.00916.65
7.4.210.0070.00716.49
7.4.200.0030.00316.40
7.4.190.0030.00316.70
7.4.160.0180.00316.41
7.4.150.0100.00717.40
7.4.140.0060.01217.86
7.4.130.0160.00716.49
7.4.120.0100.00616.52
7.4.110.0130.00316.70
7.4.100.0060.01216.68
7.4.90.0060.01216.47
7.4.80.0030.02019.39
7.4.70.0090.00616.48
7.4.60.0180.00416.47
7.4.50.0000.00916.59
7.4.40.0090.00922.77
7.4.30.0030.01416.49
7.4.00.0070.00715.22
7.3.330.0000.00513.30
7.3.320.0050.00013.30
7.3.310.0000.00716.39
7.3.300.0030.00316.36
7.3.290.0080.00816.38
7.3.280.0050.01216.33
7.3.270.0090.00917.40
7.3.260.0150.00616.42
7.3.250.0140.00316.42
7.3.240.0080.00916.25
7.3.230.0000.01616.44
7.3.210.0050.01116.54
7.3.200.0090.00919.39
7.3.190.0140.00716.36
7.3.180.0100.00716.28
7.3.170.0040.01416.33
7.3.160.0060.00916.54
7.3.120.0070.00714.73
7.2.330.0070.01116.71
7.2.320.0110.01216.72
7.2.310.0070.01416.41
7.2.300.0130.00316.37
7.2.290.0080.00816.50
7.2.60.0030.01316.71
7.2.00.0000.01118.95
7.1.200.0040.01115.82
7.1.100.0040.00717.75
7.1.70.0000.00816.95
7.1.60.0100.00619.82
7.1.50.0060.01616.96
7.1.00.0030.07722.33
7.0.200.0100.00016.86
7.0.140.0070.07021.93
7.0.100.0070.04321.80
7.0.90.0100.07321.96
7.0.80.0100.08321.68
7.0.70.0070.06321.71
7.0.60.0100.08321.68
7.0.50.0030.05722.15
7.0.40.0070.07720.13
7.0.30.0100.07720.08
7.0.20.0100.08320.15
7.0.10.0030.07320.13
7.0.00.0100.08020.04
5.6.280.0000.07720.94
5.6.250.0070.03720.82
5.6.240.0030.06320.70
5.6.230.0070.03720.62
5.6.220.0030.08720.50
5.6.210.0070.06320.57
5.6.200.0030.06721.09
5.6.190.0070.04021.09
5.6.180.0100.08320.93
5.6.170.0000.05021.18
5.6.160.0070.04021.06
5.6.150.0070.05721.03
5.6.140.0130.07721.05
5.6.130.0100.04721.03
5.6.120.0130.07721.07
5.6.110.0070.07721.14
5.6.100.0070.08020.93
5.6.90.0070.08021.04
5.6.80.0100.03320.43
5.6.70.0070.03720.47
5.6.60.0130.07720.48
5.6.50.0070.07320.36
5.6.40.0030.05020.38
5.6.30.0170.07020.30
5.6.20.0030.07320.32
5.6.10.0100.07720.38
5.6.00.0100.08320.43
5.5.380.0000.07720.55
5.5.370.0070.07320.51
5.5.360.0170.07320.36
5.5.350.0030.08720.46
5.5.340.0100.03720.74
5.5.330.0130.04720.84
5.5.320.0030.04720.80
5.5.310.0230.05320.89
5.5.300.0030.06720.94
5.5.290.0000.08320.87
5.5.280.0130.04020.83
5.5.270.0070.07720.91
5.5.260.0130.08020.86
5.5.250.0070.08020.46
5.5.240.0030.08020.32
5.5.230.0030.08720.18
5.5.220.0000.07720.26
5.5.210.0030.08720.21
5.5.200.0200.06720.23
5.5.190.0070.06720.12
5.5.180.0070.04020.24
5.5.160.0030.08320.12
5.5.150.0130.04320.25
5.5.140.0070.07020.22
5.5.130.0070.05720.23
5.5.120.0030.04720.24
5.5.110.0130.07020.23
5.5.100.0130.05720.16
5.5.90.0230.05720.18
5.5.80.0030.07719.98
5.5.70.0100.06320.17
5.5.60.0100.07020.09
5.5.50.0100.06020.07
5.5.40.0070.06720.16
5.5.30.0070.05320.11
5.5.20.0070.07020.05
5.5.10.0070.09719.98
5.5.00.0170.06020.05
5.4.450.0100.08019.20
5.4.440.0130.06719.23
5.4.430.0100.06019.48
5.4.420.0130.07719.17
5.4.410.0130.06019.29
5.4.400.0100.07719.13
5.4.390.0130.07319.18
5.4.380.0130.05319.13
5.4.370.0070.05719.22
5.4.360.0000.08319.14
5.4.350.0030.04319.03
5.4.340.0000.07319.03
5.4.320.0000.06719.20
5.4.310.0070.07318.90
5.4.300.0000.04319.09
5.4.290.0030.04318.87
5.4.280.0130.06019.13
5.4.270.0100.05319.02
5.4.260.0030.07719.09
5.4.250.0100.07719.09
5.4.240.0170.06719.16
5.4.230.0130.07319.17
5.4.220.0030.05319.20
5.4.210.0030.08018.86
5.4.200.0130.04318.94
5.4.190.0030.05019.13
5.4.180.0030.06719.03
5.4.170.0030.04319.17
5.4.160.0030.07019.18
5.4.150.0100.07718.91
5.4.140.0070.07716.46
5.4.130.0100.07016.50
5.4.120.0070.06716.45
5.4.110.0070.07316.52
5.4.100.0100.03716.52
5.4.90.0030.03716.45
5.4.80.0030.03716.41
5.4.70.0070.03316.47
5.4.60.0070.03316.48
5.4.50.0100.03016.31
5.4.40.0030.03716.53
5.4.30.0070.03316.40
5.4.20.0030.03016.30
5.4.10.0070.06016.36
5.4.00.0070.02715.77
5.3.290.0030.05014.78
5.3.280.0070.05714.55
5.3.270.0070.07714.75
5.3.260.0130.03014.60
5.3.250.0100.07314.70
5.3.240.0030.06714.59
5.3.230.0030.05014.59
5.3.220.0100.07314.63
5.3.210.0000.07714.68
5.3.200.0070.05314.68
5.3.190.0070.03314.71
5.3.180.0070.03714.68
5.3.170.0000.04014.67
5.3.160.0070.03714.68
5.3.150.0000.04014.68
5.3.140.0070.03314.68
5.3.130.0030.03714.65
5.3.120.0030.06714.56
5.3.110.0070.04314.58
5.3.100.0000.03714.18
5.3.90.0030.03314.11
5.3.80.0000.05014.14
5.3.70.0030.05014.03
5.3.60.0000.04714.13
5.3.50.0030.06313.93
5.3.40.0070.05713.88
5.3.30.0070.03313.90
5.3.20.0030.03713.63
5.3.10.0000.03713.66
5.3.00.0000.03713.57
5.2.170.0030.04311.29
5.2.160.0000.03311.18
5.2.150.0030.02711.18
5.2.140.0030.03011.27
5.2.130.0070.02311.00
5.2.120.0030.02711.13
5.2.110.0070.03311.20
5.2.100.0000.03010.97
5.2.90.0030.03710.97
5.2.80.0000.03011.17
5.2.70.0030.03011.00
5.2.60.0070.02711.12
5.2.50.0030.02710.96
5.2.40.0000.03011.00
5.2.30.0000.03011.00
5.2.20.0000.03010.89
5.2.10.0000.04310.84
5.2.00.0000.02710.84
5.1.60.0030.02310.84
5.1.50.0030.02310.84
5.1.40.0000.03010.84
5.1.30.0070.02310.84
5.1.20.0030.02710.84
5.1.10.0030.02710.84
5.1.00.0030.02310.84
5.0.50.0000.02310.84
5.0.40.0000.02310.84
5.0.30.0030.04310.84
5.0.20.0000.02010.84
5.0.10.0000.01710.84
5.0.00.0000.03010.84
4.4.90.0000.01710.84
4.4.80.0000.01710.84
4.4.70.0000.01310.84
4.4.60.0000.01310.84
4.4.50.0000.01710.84
4.4.40.0030.02310.84
4.4.30.0000.01710.84
4.4.20.0030.01310.84
4.4.10.0030.01710.84
4.4.00.0000.02310.84
4.3.110.0000.01310.84
4.3.100.0000.01710.84
4.3.90.0030.01010.84
4.3.80.0000.02710.84
4.3.70.0000.02010.84
4.3.60.0000.01710.84
4.3.50.0000.01310.84
4.3.40.0030.02010.84
4.3.30.0000.02310.84
4.3.20.0000.01710.84
4.3.10.0000.01310.84
4.3.00.0000.01310.84

preferences:
41.83 ms | 400 KiB | 5 Q