3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $cb; private $bar; public function __construct($cb) { $this->cb = $cb; unset($this->baz); } public function & __get($name) { if (! isset($this->$name)) { $cb = $this->cb; $cb(['bar' => & $this->bar]); } return $this->$name; } } $foo = new Foo(function ($properties) { $properties['bar'] = 'baz'; }); var_dump($foo->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)
8.3.70.0090.00618.43
8.3.60.0140.00316.37
8.3.50.0100.00922.17
8.3.40.0100.00718.67
8.3.30.0120.00919.11
8.3.20.0000.00720.16
8.3.10.0040.00420.53
8.3.00.0000.00819.51
8.2.190.0110.01116.75
8.2.180.0000.01418.54
8.2.170.0100.01019.09
8.2.160.0080.00822.96
8.2.150.0000.00825.66
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00219.66
8.2.110.0070.00321.10
8.2.100.0070.00317.72
8.2.90.0090.00019.57
8.2.80.0060.00317.63
8.2.70.0000.00817.50
8.2.60.0080.00018.16
8.2.50.0080.00018.07
8.2.40.0040.00419.94
8.2.30.0040.00417.97
8.2.20.0000.00717.74
8.2.10.0040.00418.17
8.2.00.0040.00417.75
8.1.280.0110.00325.92
8.1.270.0060.00320.78
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0030.00722.57
8.1.230.0060.00622.75
8.1.220.0060.00317.77
8.1.210.0000.00918.95
8.1.200.0060.00317.36
8.1.190.0030.00617.35
8.1.180.0040.00421.91
8.1.170.0000.00918.83
8.1.160.0040.00418.85
8.1.150.0040.00418.89
8.1.140.0050.00317.33
8.1.130.0000.00717.88
8.1.120.0040.00417.36
8.1.110.0040.00417.32
8.1.100.0040.00417.42
8.1.90.0070.00017.38
8.1.80.0050.00217.48
8.1.70.0030.00317.41
8.1.60.0040.00417.58
8.1.50.0050.00317.55
8.1.40.0030.00917.50
8.1.30.0000.00817.55
8.1.20.0040.00417.54
8.1.10.0070.00017.46
8.1.00.0040.00417.41
8.0.300.0060.00319.79
8.0.290.0060.00316.75
8.0.280.0070.00018.45
8.0.270.0030.00517.25
8.0.260.0030.00318.31
8.0.250.0000.00716.98
8.0.240.0030.00616.86
8.0.230.0090.00016.92
8.0.220.0030.00316.90
8.0.210.0080.00016.84
8.0.200.0040.00416.94
8.0.190.0030.00416.80
8.0.180.0070.00016.91
8.0.170.0000.00716.93
8.0.160.0000.00816.94
8.0.150.0070.00016.79
8.0.140.0000.00716.83
8.0.130.0060.00013.35
8.0.120.0000.00716.72
8.0.110.0040.00416.80
8.0.100.0050.00316.94
8.0.90.0000.00816.74
8.0.80.0060.01016.88
8.0.70.0030.00516.69
8.0.60.0040.00416.79
8.0.50.0040.00416.90
8.0.30.0070.01216.91
8.0.20.0140.00517.40
8.0.10.0030.00516.86
8.0.00.0070.01016.75
7.4.330.0000.00515.15
7.4.320.0030.00316.55
7.4.300.0060.00016.47
7.4.290.0030.00316.40
7.4.280.0040.00416.60
7.4.270.0030.00316.59
7.4.260.0070.00016.62
7.4.250.0040.00416.53
7.4.240.0030.00516.48
7.4.230.0000.00716.60
7.4.220.0030.01316.57
7.4.210.0090.00916.62
7.4.200.0000.00716.43
7.4.160.0040.01816.45
7.4.150.0130.00317.40
7.4.140.0110.01017.86
7.4.130.0060.01316.42
7.4.120.0070.01016.44
7.4.110.0100.01316.50
7.4.100.0140.00316.43
7.4.90.0130.00416.43
7.4.80.0100.00719.39
7.4.70.0160.00416.66
7.4.60.0070.01016.50
7.4.50.0050.00516.43
7.4.40.0060.01516.49
7.4.30.0090.00916.51
7.4.00.0060.00614.82
7.3.330.0000.00513.35
7.3.320.0040.00413.30
7.3.310.0030.00316.36
7.3.300.0040.00416.33
7.3.290.0070.00716.35
7.3.280.0040.01116.36
7.3.270.0030.01317.40
7.3.260.0110.00616.24
7.3.250.0120.00416.36
7.3.240.0170.00016.21
7.3.230.0100.01316.39
7.3.210.0060.01316.46
7.3.200.0170.00319.39
7.3.190.0090.01516.64
7.3.180.0040.01216.56
7.3.170.0100.00716.64
7.3.160.0060.00916.44
7.2.330.0100.01016.76
7.2.320.0130.01016.79
7.2.310.0120.00416.80
7.2.300.0090.00916.70
7.2.290.0100.01316.79
7.2.60.0040.01116.61
7.2.00.0070.00719.47
7.1.200.0040.00715.89
7.1.100.0100.00318.13
7.1.70.0000.00717.32
7.1.60.0110.01419.18
7.1.50.0140.01016.96
7.1.00.0000.08022.39
7.0.200.0030.01016.75
7.0.140.0070.07322.01
7.0.90.0200.04319.92
7.0.80.0530.06719.95
7.0.70.0270.04719.97
7.0.60.0530.09020.07
7.0.50.0570.06720.32
7.0.40.0030.08320.18
7.0.30.0000.08320.12
7.0.20.0170.06320.04
7.0.10.0070.08319.95
7.0.00.0030.05320.01
5.6.280.0070.07020.93
5.6.230.0070.06320.51
5.6.220.0100.04320.57
5.6.210.0130.03720.59
5.6.200.0030.07321.05
5.6.190.0030.09321.18
5.6.180.0130.07721.18
5.6.170.0000.05721.05
5.6.160.0170.06721.03
5.6.150.0130.08021.01
5.6.140.0070.06320.96
5.6.130.0100.07721.14
5.6.120.0070.06021.18
5.6.110.0130.06021.01
5.6.100.0070.08021.03
5.6.90.0130.05321.09
5.6.80.0070.04020.39
5.6.70.0100.08320.27
5.6.60.0070.08320.48
5.6.50.0230.05320.48
5.6.40.0000.08720.41
5.6.30.0130.07020.31
5.6.20.0100.08320.53
5.6.10.0100.08020.32
5.6.00.0100.07320.27
5.5.370.0070.04320.42
5.5.360.0130.07020.35
5.5.350.0130.05320.40
5.5.340.0100.08020.88
5.5.330.0130.08720.74
5.5.320.0070.08320.77
5.5.310.0030.05720.90
5.5.300.0070.07020.74
5.5.290.0000.08320.93
5.5.280.0030.09020.73
5.5.270.0070.05320.87
5.5.260.0100.07020.92
5.5.250.0130.07320.59
5.5.240.0130.06320.22
5.5.230.0000.08020.29
5.5.220.0000.07320.25
5.5.210.0170.07720.17
5.5.200.0030.05720.27
5.5.190.0100.07320.11
5.5.180.0070.05320.13
5.5.160.0030.08720.21
5.5.150.0100.05320.09
5.5.140.0170.07020.24
5.5.130.0070.07320.11
5.5.120.0000.04320.23
5.5.110.0100.07720.25
5.5.100.0070.07320.12
5.5.90.0070.05020.05
5.5.80.0130.07719.95
5.5.70.0070.07320.00
5.5.60.0130.04020.06
5.5.50.0130.07020.01
5.5.40.0170.06720.01
5.5.30.0070.04320.04
5.5.20.0200.07020.06
5.5.10.0100.07320.12
5.5.00.0030.04320.11
5.4.450.0000.04719.52
5.4.440.0070.08019.37
5.4.430.0070.08319.41
5.4.420.0200.07019.35
5.4.410.0100.06719.14
5.4.400.0200.06719.12
5.4.390.0100.05318.85
5.4.380.0130.06719.20
5.4.370.0170.06718.85
5.4.360.0070.07319.11
5.4.350.0070.07719.21
5.4.340.0130.06719.21
5.4.320.0130.07018.85
5.4.310.0100.07319.18
5.4.300.0100.07019.18
5.4.290.0130.07319.04
5.4.280.0030.04719.21
5.4.270.0070.08019.23
5.4.260.0100.07718.89
5.4.250.0070.07319.12
5.4.240.0170.06019.09
5.4.230.0030.04719.17
5.4.220.0100.07319.11
5.4.210.0100.07319.08
5.4.200.0070.07719.12
5.4.190.0130.04318.94
5.4.180.0030.04719.11
5.4.170.0070.04019.12
5.4.160.0100.07718.88
5.4.150.0000.08319.01
5.4.140.0030.08016.25
5.4.130.0100.07016.24
5.4.120.0100.06316.32
5.4.110.0070.04016.51
5.4.100.0000.08316.44
5.4.90.0030.05016.33
5.4.80.0030.07316.32
5.4.70.0070.07716.38
5.4.60.0070.07016.41
5.4.50.0000.08016.32
5.4.40.0070.07016.51
5.4.30.0000.04716.43
5.4.20.0100.07016.24
5.4.10.0070.05316.46
5.4.00.0030.07015.93
5.3.290.0070.07714.74
5.3.280.0030.04014.66
5.3.270.0030.05314.58
5.3.260.0030.08014.72
5.3.250.0130.07014.75
5.3.240.0030.04314.72
5.3.230.0100.07014.63
5.3.220.0070.04314.63
5.3.210.0070.05014.64
5.3.200.0070.05014.58
5.3.190.0070.05314.71
5.3.180.0100.07314.68
5.3.170.0070.04714.62
5.3.160.0070.07714.57
5.3.150.0030.05714.64
5.3.140.0100.04714.59
5.3.130.0000.08314.59
5.3.120.0170.06714.52
5.3.110.0030.07714.48
5.3.100.0030.07714.01
5.3.90.0100.05314.13
5.3.80.0030.04314.05
5.3.70.0100.03714.00
5.3.60.0070.07013.93
5.3.50.0070.04314.07
5.3.40.0070.04713.85
5.3.30.0000.06313.82
5.3.20.0070.07013.80
5.3.10.0100.06313.75
5.3.00.0070.04713.70
5.2.170.0030.04713.64
5.2.160.0070.06013.64
5.2.150.0000.03713.64
5.2.140.0030.03713.64
5.2.130.0030.05713.64
5.2.120.0170.04713.64
5.2.110.0070.04713.64
5.2.100.0000.03713.64
5.2.90.0070.05013.64
5.2.80.0070.06013.64
5.2.70.0030.04713.64
5.2.60.0070.05713.64
5.2.50.0070.06013.64
5.2.40.0170.04713.64
5.2.30.0070.06013.64
5.2.20.0070.05713.64
5.2.10.0030.06013.64
5.2.00.0030.04013.64
5.1.60.0030.05313.64
5.1.50.0030.04313.64
5.1.40.0070.03313.64
5.1.30.0070.05313.64
5.1.20.0000.06013.64
5.1.10.0030.05313.64
5.1.00.0030.05013.64
5.0.50.0100.03313.64
5.0.40.0030.04713.64
5.0.30.0030.06713.64
5.0.20.0000.04713.64
5.0.10.0070.03713.64
5.0.00.0000.06713.64
4.4.90.0070.02313.64
4.4.80.0000.03313.64
4.4.70.0070.03313.64
4.4.60.0030.03013.64
4.4.50.0000.02713.64
4.4.40.0100.04713.64
4.4.30.0030.03713.64
4.4.20.0000.02313.64
4.4.10.0070.03013.64
4.4.00.0030.03713.64
4.3.110.0000.01713.64
4.3.100.0070.01713.64
4.3.90.0030.03313.64
4.3.80.0070.03313.64
4.3.70.0030.01313.64
4.3.60.0030.01713.64
4.3.50.0000.02313.64
4.3.40.0030.05013.64
4.3.30.0000.03713.64
4.3.20.0000.03313.64
4.3.10.0030.03313.64
4.3.00.0030.03313.64

preferences:
56.16 ms | 401 KiB | 5 Q