3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar { private $baz = 'tab'; } class Foo extends Bar { private $baz = 'baz'; public function __construct() { $this->accessor = function () { return $this->baz; }; $this->writer = function ($bar) { $this->baz = $bar; }; } } $foo = new Foo(); $bar = new Bar(); $accessor = $foo->accessor; var_dump($accessor()); $accessor = Closure::bind($foo->accessor, $foo, 'Bar'); var_dump($accessor()); $writer = Closure::bind($foo->writer, $foo, 'Bar'); $writer('taz'); var_dump($bar);

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)
8.3.60.0070.01318.43
8.3.50.0040.01421.96
8.3.40.0080.00818.92
8.3.30.0070.00719.22
8.3.20.0040.00420.28
8.3.10.0090.00022.09
8.3.00.0060.00322.37
8.2.180.0070.01418.54
8.2.170.0070.00718.70
8.2.160.0070.00722.96
8.2.150.0000.00825.66
8.2.140.0000.00824.66
8.2.130.0150.00426.16
8.2.120.0040.00419.36
8.2.110.0030.00622.08
8.2.100.0120.00017.91
8.2.90.0060.00317.84
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0080.00417.67
8.2.50.0060.00318.07
8.2.40.0050.00218.09
8.2.30.0040.00418.01
8.2.20.0030.00517.67
8.2.10.0050.00319.38
8.2.00.0040.00417.77
8.1.280.0110.00325.92
8.1.270.0000.00820.43
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0000.01022.11
8.1.230.0030.01017.42
8.1.220.0030.00517.74
8.1.210.0050.00318.97
8.1.200.0060.00317.35
8.1.190.0000.00817.40
8.1.180.0000.00818.69
8.1.170.0030.00618.59
8.1.160.0000.00721.92
8.1.150.0020.00518.67
8.1.140.0000.00717.34
8.1.130.0000.00717.92
8.1.120.0030.00317.49
8.1.110.0040.00417.50
8.1.100.0050.00217.55
8.1.90.0000.00717.53
8.1.80.0040.00417.52
8.1.70.0000.00717.34
8.1.60.0000.00817.66
8.1.50.0060.00317.47
8.1.40.0060.00317.53
8.1.30.0080.00017.72
8.1.20.0030.00617.63
8.1.10.0040.00417.65
8.1.00.0040.00417.53
8.0.300.0000.00719.91
8.0.290.0070.00017.16
8.0.280.0030.00318.32
8.0.270.0050.00317.15
8.0.260.0040.00416.69
8.0.250.0000.00716.81
8.0.240.0070.00016.93
8.0.230.0070.00016.95
8.0.220.0030.00316.71
8.0.210.0040.00416.78
8.0.200.0000.00616.96
8.0.190.0050.00316.93
8.0.180.0000.00716.94
8.0.170.0030.00516.82
8.0.160.0000.00816.93
8.0.150.0040.00416.95
8.0.140.0080.00016.92
8.0.130.0050.00213.38
8.0.120.0040.00416.78
8.0.110.0040.00416.90
8.0.100.0050.00216.70
8.0.90.0000.00716.87
8.0.80.0040.01216.88
8.0.70.0070.00016.78
8.0.60.0040.00416.81
8.0.50.0040.00416.79
8.0.30.0120.00917.14
8.0.20.0110.01117.40
8.0.10.0040.00416.92
8.0.00.0120.00916.87
7.4.330.0000.00515.08
7.4.320.0050.00316.57
7.4.300.0060.00016.56
7.4.290.0030.00316.54
7.4.280.0080.00016.52
7.4.270.0000.00616.54
7.4.260.0000.00816.67
7.4.250.0000.00716.51
7.4.240.0040.00416.54
7.4.230.0030.00316.27
7.4.220.0090.00916.52
7.4.210.0090.00716.63
7.4.200.0000.00716.43
7.4.190.0000.00716.43
7.4.160.0070.01416.55
7.4.150.0140.01117.40
7.4.140.0130.00817.86
7.4.130.0100.01216.54
7.4.120.0120.00516.49
7.4.110.0150.00916.56
7.4.100.0130.00516.26
7.4.90.0170.00016.52
7.4.80.0100.01319.39
7.4.70.0100.00716.38
7.4.60.0090.00616.28
7.4.50.0040.00016.47
7.4.40.0060.01022.77
7.4.30.0060.01616.66
7.4.00.0070.01114.88
7.3.330.0040.00413.32
7.3.320.0060.00013.32
7.3.310.0080.00016.37
7.3.300.0000.00716.27
7.3.290.0070.00716.26
7.3.280.0090.01116.34
7.3.270.0070.01117.40
7.3.260.0120.00616.35
7.3.250.0150.00316.26
7.3.240.0130.00716.59
7.3.230.0120.00616.50
7.3.210.0100.00616.41
7.3.200.0110.00619.39
7.3.190.0070.01116.48
7.3.180.0130.00716.39
7.3.170.0070.01016.46
7.3.160.0080.00816.35
7.3.120.0070.01014.74
7.2.330.0180.01216.30
7.2.320.0100.00916.80
7.2.310.0120.01216.33
7.2.300.0160.00716.84
7.2.290.0030.01316.76
7.2.80.0130.00616.79
7.2.60.0040.01116.85
7.1.200.0040.01115.70
7.1.100.0000.00818.41
7.1.70.0040.01117.18
7.1.60.0000.01819.82
7.1.50.0130.01016.70
7.1.00.0100.06722.44
7.0.200.0140.00616.53
7.0.140.0000.07722.12
7.0.60.0100.08319.94
7.0.50.0100.07717.88
7.0.40.0070.08720.24
7.0.30.0300.05320.27
7.0.20.0270.06720.20
7.0.10.0130.06320.11
7.0.00.0030.08320.21
5.6.280.0000.07720.79
5.6.210.0100.07720.48
5.6.200.0000.04718.27
5.6.190.0100.08720.42
5.6.180.0230.03720.34
5.6.170.0370.06320.55
5.6.160.0070.04320.49
5.6.150.0070.07318.29
5.6.140.0030.04718.14
5.6.130.0070.04018.12
5.6.120.0130.08020.91
5.6.110.0030.04020.91
5.6.100.0070.04720.99
5.6.90.0170.07320.98
5.6.80.0030.04020.39
5.5.350.4300.04020.43
5.5.340.0100.06717.99
5.5.330.0100.08020.21
5.5.320.0270.08320.34
5.5.310.0370.07720.34
5.5.300.0030.08718.04
5.5.290.0030.07717.97
5.5.280.0130.06720.86
5.5.270.0000.08320.76
5.5.260.0100.08020.81
5.5.250.0170.05020.80
5.5.240.0200.07320.38
5.4.450.3400.03719.56
5.4.440.3530.04019.46
5.4.430.3430.04319.27
5.4.420.3300.05019.51
5.4.410.3400.03019.42
5.4.400.2700.04019.14
5.4.390.3430.03718.82
5.4.380.3630.04019.34
5.4.370.3400.04019.00
5.4.360.3800.04018.88
5.4.350.3370.03719.06
5.4.340.3500.04019.19
5.4.320.3500.03319.32
5.4.310.3330.03319.23
5.4.300.3500.04319.18
5.4.290.3170.04018.89
5.4.280.3770.03718.98
5.4.270.3570.04319.10
5.4.260.3470.04019.21
5.4.250.3500.03719.21
5.4.240.3770.03319.05
5.4.230.3400.04019.09
5.4.220.4230.03719.05
5.4.210.4230.03719.14
5.4.200.4300.03719.17
5.4.190.3830.04019.05
5.4.180.4230.04018.84
5.4.170.2900.03319.21
5.4.160.2770.04319.20
5.4.150.3130.04019.14
5.4.140.3130.04016.40
5.4.130.2700.04016.51
5.4.120.3630.03316.38
5.4.110.2870.03316.59
5.4.100.3330.03716.64
5.4.90.3600.03316.40
5.4.80.3770.03016.48
5.4.70.3670.03316.38
5.4.60.4100.03716.52
5.4.50.3570.03716.25
5.4.40.3730.03716.43
5.4.30.3300.02716.37
5.4.20.3470.03316.47
5.4.10.3770.03716.43
5.4.00.3700.03315.83
5.3.290.3670.04014.66
5.3.280.4400.03714.52
5.3.270.3370.03314.70
5.3.260.3030.03714.63
5.3.250.3100.03314.70
5.3.240.3100.03014.70
5.3.230.2830.04314.54
5.3.220.2370.03714.66
5.3.210.3300.03714.70
5.3.200.3200.03314.46
5.3.190.3230.03314.51
5.3.180.3130.03714.49
5.3.170.3700.03314.66
5.3.160.3700.04714.65
5.3.150.3730.03314.56
5.3.140.3770.03714.63
5.3.130.3600.03314.65
5.3.120.3630.04014.54
5.3.110.3030.03314.54
5.3.100.3370.03313.96
5.3.90.3530.03014.02
5.3.80.3430.03714.14
5.3.70.3470.04014.05
5.3.60.3200.03713.95
5.3.50.3130.04013.87
5.3.40.4230.04314.04
5.3.30.3800.03313.85
5.3.20.3900.04013.75
5.3.10.3570.04013.74
5.3.00.3930.04313.73
5.2.170.3200.03011.37
5.2.160.3370.02711.12
5.2.150.3500.03011.07
5.2.140.3500.02711.26
5.2.130.3170.03011.27
5.2.120.3130.03011.32
5.2.110.3430.03311.00
5.2.100.2930.03711.20
5.2.90.2870.03011.03
5.2.80.2970.03311.02
5.2.70.2900.02311.11
5.2.60.2800.03011.14
5.2.50.2700.03310.93
5.2.40.2300.02711.11
5.2.30.2370.03310.93
5.2.20.2430.03010.93
5.2.10.2730.02710.87
5.2.00.2270.03710.83
5.1.60.2430.02310.12
5.1.50.2530.0239.92
5.1.40.2170.0279.88
5.1.30.2370.02310.24
5.1.20.2400.02310.36
5.1.10.2170.02710.05
5.1.00.2430.02710.00
5.0.50.1400.0208.96
5.0.40.1300.0238.96
5.0.30.1170.0308.96
5.0.20.1070.0208.96
5.0.10.1470.0278.96
5.0.00.1330.0378.96
4.4.90.1100.0178.96
4.4.80.1270.0178.96
4.4.70.1200.0138.96
4.4.60.1370.0138.96
4.4.50.1270.0138.96
4.4.40.1530.0238.96
4.4.30.1170.0178.96
4.4.20.1330.0208.96
4.4.10.0970.0178.96
4.4.00.1470.0308.96
4.3.110.1400.0138.96
4.3.100.1200.0138.96
4.3.90.1030.0178.96
4.3.80.1230.0278.96
4.3.70.1100.0138.96
4.3.60.1270.0178.96
4.3.50.1500.0178.96
4.3.40.1630.0238.96
4.3.30.0730.0208.96
4.3.20.0930.0208.96
4.3.10.0770.0208.96
4.3.00.0830.0138.96

preferences:
44.83 ms | 401 KiB | 5 Q