3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* Challenge 3: Use reflection to get access to Question::$answer from $e->getAnswer */ class Question { private $answer = 42; public function __construct($e) { try { throw $e; } catch (Exception $e) { echo $e->getAnswer($this) . PHP_EOL; } } } // start editing here class Answer extends Exception { public function getAnswer(Question $q) { $qReflect = new ReflectionClass($q); print_r ($qReflect->getProperties()[0]->info['defaultValue']); return $q->answer; } } $e = new Answer; // end editing here new Question($e);

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)
8.3.60.0110.00316.63
8.3.50.0130.00622.10
8.3.40.0040.01118.79
8.3.30.0140.00019.15
8.3.20.0040.01420.19
8.3.10.0000.00823.60
8.3.00.0000.00819.08
8.2.180.0040.01118.18
8.2.170.0070.00722.96
8.2.160.0100.00720.43
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.80
8.2.110.0100.00022.29
8.2.100.0120.00017.84
8.2.90.0030.00619.34
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0060.00318.04
8.2.50.0000.00818.07
8.2.40.0030.00620.07
8.2.30.0040.00418.25
8.2.20.0060.00317.84
8.2.10.0040.00418.02
8.2.00.0050.00217.84
8.1.280.0110.00425.92
8.1.270.0060.00322.23
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.96
8.1.230.0060.00618.95
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0130.00017.25
8.1.190.0040.00417.48
8.1.180.0040.00818.10
8.1.170.0000.01018.50
8.1.160.0050.00222.04
8.1.150.0000.00918.59
8.1.140.0080.00017.41
8.1.130.0000.00717.77
8.1.120.0040.00417.48
8.1.110.0000.00717.47
8.1.100.0000.00717.53
8.1.90.0020.00517.40
8.1.80.0040.00417.45
8.1.70.0070.00017.37
8.1.60.0000.00917.63
8.1.50.0000.00817.54
8.1.40.0050.00217.39
8.1.30.0030.00517.67
8.1.20.0060.00317.66
8.1.10.0000.00817.59
8.1.00.0000.00817.43
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0000.00718.35
8.0.270.0050.00317.11
8.0.260.0040.00717.23
8.0.250.0000.00716.98
8.0.240.0060.00017.00
8.0.230.0040.00416.91
8.0.220.0030.00316.93
8.0.210.0070.00016.85
8.0.200.0000.00816.86
8.0.190.0040.00416.88
8.0.180.0000.00816.83
8.0.170.0000.00716.80
8.0.160.0070.00016.99
8.0.150.0000.00716.82
8.0.140.0070.00316.98
8.0.130.0000.00613.45
8.0.120.0000.00816.91
8.0.110.0040.00417.01
8.0.100.0000.00816.93
8.0.90.0070.00016.79
8.0.80.0070.01516.92
8.0.70.0050.00317.00
8.0.60.0000.00716.93
8.0.50.0000.00716.88
8.0.30.0080.01117.22
8.0.20.0070.01717.40
8.0.10.0000.00717.09
8.0.00.0070.01016.97
7.4.330.0000.00615.08
7.4.320.0060.00016.57
7.4.300.0090.00016.53
7.4.290.0000.00716.62
7.4.280.0000.00716.58
7.4.270.0000.00716.68
7.4.260.0080.00016.45
7.4.250.0040.00416.58
7.4.240.0020.00516.52
7.4.230.0030.00316.66
7.4.220.0060.00916.63
7.4.210.0070.01216.60
7.4.200.0080.00016.41
7.4.190.0040.00416.68
7.4.160.0080.00816.43
7.4.150.0100.00717.40
7.4.140.0090.00917.86
7.4.130.0080.01016.62
7.4.120.0100.00716.67
7.4.110.0060.01216.38
7.4.100.0030.01716.46
7.4.90.0060.01116.46
7.4.80.0050.01319.39
7.4.70.0070.01116.62
7.4.60.0070.01316.60
7.4.50.0050.00516.33
7.4.40.0150.00316.51
7.4.30.0110.00616.41
7.4.00.0090.00815.04
7.3.330.0030.00313.46
7.3.320.0030.00313.45
7.3.310.0030.00516.31
7.3.300.0020.00516.39
7.3.290.0060.00916.50
7.3.280.0160.00416.45
7.3.270.0140.00417.40
7.3.260.0090.01216.29
7.3.250.0110.00616.59
7.3.240.0070.01016.58
7.3.230.0130.00316.57
7.3.210.0070.01016.59
7.3.200.0150.00916.55
7.3.190.0100.01016.46
7.3.180.0030.01316.30
7.3.170.0100.00716.47
7.3.160.0000.01616.61
7.3.120.0060.00914.67
7.3.110.0090.00714.75
7.3.100.0070.00614.85
7.3.90.0070.00814.89
7.3.80.0080.00714.86
7.3.70.0030.00714.83
7.3.60.0100.00414.77
7.3.50.0080.00514.77
7.3.40.0060.00714.72
7.3.30.0050.00914.99
7.3.20.0070.00816.68
7.3.10.0040.00816.80
7.3.00.0060.00716.68
7.2.330.0120.00616.44
7.2.320.0140.00416.78
7.2.310.0130.00316.69
7.2.300.0100.00716.73
7.2.290.0110.00816.80
7.2.250.0080.00814.81
7.2.240.0070.01115.01
7.2.230.0100.00614.90
7.2.220.0040.01214.96
7.2.210.0040.01114.93
7.2.200.0060.00615.01
7.2.190.0060.00915.06
7.2.180.0040.00815.01
7.2.170.0070.00715.06
7.2.60.0070.00716.66
7.2.00.0000.01019.32
7.1.330.0070.00815.85
7.1.320.0080.00315.87
7.1.310.0020.01115.86
7.1.300.0060.00715.81
7.1.290.0080.00415.71
7.1.280.0040.00815.89
7.1.270.0020.00815.72
7.1.260.0070.00715.86
7.1.200.0060.00915.82
7.1.70.0040.00417.34
7.1.60.0000.01117.38
7.1.50.0110.00716.89
7.1.00.0030.07722.37
7.0.200.0070.01016.59
7.0.140.0000.07321.95
7.0.60.0070.08020.03
7.0.50.0070.08017.86
7.0.40.0070.04320.40
7.0.30.0170.07720.11
7.0.20.0170.05020.19
7.0.10.0130.08020.24
7.0.00.0030.09020.23
5.6.280.0070.07321.10
5.6.210.0030.07320.77
5.6.200.0070.04318.25
5.6.190.0000.08320.77
5.6.180.0070.04720.48
5.6.170.0200.04020.47
5.6.160.0030.06720.54
5.6.150.0070.05318.16
5.6.140.0000.05018.30
5.6.130.0170.07718.14
5.6.120.0130.08020.99
5.6.110.0030.07021.14
5.6.100.0070.08720.97
5.6.90.0070.07021.10
5.6.80.0130.06320.51
5.5.350.0100.08320.36
5.5.340.0070.04317.96
5.5.330.0100.08720.13
5.5.320.0230.04320.33
5.5.310.0200.04320.28
5.5.300.0170.07318.07
5.5.290.0030.04017.94
5.5.280.0070.04020.86
5.5.270.0070.05020.77
5.5.260.0100.08020.97
5.5.250.0170.07320.61
5.5.240.0070.07720.28
5.4.450.0700.04719.63
5.4.440.0970.06719.61
5.4.430.0700.05719.58
5.4.420.0770.06719.63
5.4.410.0730.05019.28
5.4.400.0230.05319.16
5.4.390.0670.05319.28
5.4.380.0300.05018.78
5.4.370.0270.05318.60
5.4.360.0230.05718.71
5.4.350.0430.06318.48
5.4.340.0300.05718.77
5.4.320.0050.03712.50
5.4.310.0050.03712.50
5.4.300.0090.04112.51
5.4.290.0090.04412.50
5.4.280.0080.03512.39
5.4.270.0150.03412.40
5.4.260.0090.03612.39
5.4.250.0040.05512.40
5.4.240.0070.04312.39
5.4.230.0060.03912.39
5.4.220.0060.04212.39
5.4.210.0060.03812.39
5.4.200.0060.04012.39
5.4.190.0060.04212.39
5.4.180.0080.04512.39
5.4.170.0060.04512.39
5.4.160.0060.04112.39
5.4.150.0050.04012.39
5.4.140.0110.03912.07
5.4.130.0070.05112.06
5.4.120.0070.05312.02
5.4.110.0090.05012.02
5.4.100.0050.04112.02
5.4.90.0060.03912.02
5.4.80.0060.04012.01
5.4.70.0040.03912.01
5.4.60.0090.03712.02
5.4.50.0060.04212.01
5.4.40.0060.04312.00
5.4.30.0080.03812.00
5.4.20.0060.03712.00
5.4.10.0080.03612.00
5.4.00.0070.04111.49
5.3.290.0050.04112.80
5.3.280.0070.03612.70
5.3.270.0040.04112.73
5.3.260.0070.03812.72
5.3.250.0030.04112.72
5.3.240.0050.03912.72
5.3.230.0090.03512.71
5.3.220.0050.04312.68
5.3.210.0040.04712.68
5.3.200.0090.04312.68
5.3.190.0090.03412.68
5.3.180.0060.03712.67
5.3.170.0080.04412.67
5.3.160.0090.05312.67
5.3.150.0130.06412.67
5.3.140.0090.04912.66
5.3.130.0070.05212.66
5.3.120.0020.04312.66
5.3.110.0070.04012.66
5.3.100.0060.03912.13
5.3.90.0120.03212.11
5.3.80.0100.03412.09
5.3.70.0060.03712.09
5.3.60.0110.03212.09
5.3.50.0030.04112.03
5.3.40.0080.03712.03
5.3.30.0060.03811.99
5.3.20.0070.04311.77
5.3.10.0080.03611.73
5.3.00.0120.03311.72
5.2.170.0060.0329.23
5.2.160.0070.0399.22
5.2.150.0050.0449.23
5.2.140.0070.0299.22
5.2.130.0060.0349.18
5.2.120.0030.0319.18
5.2.110.0090.0259.19
5.2.100.0040.0309.19
5.2.90.0030.0319.19
5.2.80.0050.0309.18
5.2.70.0060.0289.18
5.2.60.0060.0289.14
5.2.50.0070.0299.11
5.2.40.0070.0279.07
5.2.30.0040.0319.05
5.2.20.0050.0299.04
5.2.10.0050.0298.96
5.2.00.0080.0338.81
5.1.60.0050.0308.09
5.1.50.0050.0318.09
5.1.40.0100.0288.07
5.1.30.0100.0328.43
5.1.20.0060.0368.45
5.1.10.0050.0338.17
5.1.00.0090.0348.17
5.0.50.0050.0286.66
5.0.40.0050.0276.51
5.0.30.0060.0406.32
5.0.20.0070.0326.29
5.0.10.0070.0176.27
5.0.00.0030.0366.27
4.4.90.0020.0194.78
4.4.80.0020.0164.75
4.4.70.0020.0174.76
4.4.60.0060.0164.75
4.4.50.0060.0154.77
4.4.40.0020.0264.71
4.4.30.0050.0134.75
4.4.20.0030.0164.85
4.4.10.0030.0164.85
4.4.00.0020.0264.75
4.3.110.0040.0154.67
4.3.100.0020.0164.66
4.3.90.0030.0154.63
4.3.80.0020.0264.58
4.3.70.0020.0164.63
4.3.60.0030.0154.63
4.3.50.0060.0134.62
4.3.40.0030.0294.54
4.3.30.0040.0153.30
4.3.20.0050.0193.28
4.3.10.0020.0173.24
4.3.00.0000.0236.94

preferences:
55.08 ms | 401 KiB | 5 Q