3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { public $cl; function __construct($cl) { $this->cl = $cl; } function isEqualls(a $i) { if (get_class($this) === get_class($i)) { if ($this->cl === $i->cl) { return true; } } return false; } } $cl = function($data) {return $data += $data;}; $cl2 = function(){return 'my_closure';}; $a = new a($cl); $i = new a($cl2); var_dump($a->isEquals($i)); $a = new a($cl); $i = new a($cl); var_dump($a->isEquals($i));

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)
8.3.60.0150.00616.63
8.3.50.0080.00922.10
8.3.40.0000.01518.79
8.3.30.0070.01119.18
8.3.20.0000.00920.39
8.3.10.0090.00623.65
8.3.00.0100.00719.50
8.2.180.0170.00318.29
8.2.170.0120.00922.96
8.2.160.0140.00020.57
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0140.00022.08
8.2.110.0030.00619.27
8.2.100.0040.00817.72
8.2.90.0020.00519.21
8.2.80.0060.00317.97
8.2.70.0030.00617.75
8.2.60.0080.00017.80
8.2.50.0030.00518.07
8.2.40.0000.00819.76
8.2.30.0070.00017.99
8.2.20.0000.00817.76
8.2.10.0040.00418.03
8.2.00.0000.00817.74
8.1.280.0100.01025.92
8.1.270.0100.01024.02
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00622.24
8.1.230.0110.00020.98
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.48
8.1.190.0040.00417.23
8.1.180.0090.00018.10
8.1.170.0000.00818.55
8.1.160.0050.00222.06
8.1.150.0030.00518.70
8.1.140.0040.00417.53
8.1.130.0000.00717.87
8.1.120.0040.00417.44
8.1.110.0060.00317.45
8.1.100.0020.00517.51
8.1.90.0040.00417.36
8.1.80.0000.00817.52
8.1.70.0000.00717.36
8.1.60.0080.00417.60
8.1.50.0000.00817.50
8.1.40.0070.00017.42
8.1.30.0030.00517.55
8.1.20.0040.00417.67
8.1.10.0040.00417.47
8.1.00.0000.00717.49
8.0.300.0040.00418.77
8.0.290.0050.00217.05
8.0.280.0040.00418.33
8.0.270.0040.00417.11
8.0.260.0060.00017.25
8.0.250.0070.00016.86
8.0.240.0060.00316.99
8.0.230.0000.00816.89
8.0.220.0000.00716.93
8.0.210.0030.00316.77
8.0.200.0040.00417.04
8.0.190.0040.00416.93
8.0.180.0000.00816.98
8.0.170.0080.00017.05
8.0.160.0070.00017.06
8.0.150.0030.00316.99
8.0.140.0000.00716.99
8.0.130.0050.00013.35
8.0.120.0040.00416.87
8.0.110.0040.00416.96
8.0.100.0020.00516.76
8.0.90.0000.00716.88
8.0.80.0060.01316.96
8.0.70.0040.00416.96
8.0.60.0040.00416.98
8.0.50.0040.00417.03
8.0.30.0080.01117.05
8.0.20.0070.01217.40
8.0.10.0000.00717.13
8.0.00.0110.01116.95
7.4.330.0000.00515.13
7.4.320.0050.00516.56
7.4.300.0030.00316.46
7.4.290.0030.00316.45
7.4.280.0030.00316.60
7.4.270.0030.00316.54
7.4.260.0000.00716.44
7.4.250.0000.00716.61
7.4.240.0020.00516.57
7.4.230.0040.00316.54
7.4.220.0140.00316.64
7.4.210.0080.00816.53
7.4.200.0030.00316.41
7.4.190.0020.00516.79
7.4.160.0060.01016.76
7.4.150.0070.01117.40
7.4.140.0090.00917.86
7.4.130.0150.00616.41
7.4.120.0090.00916.67
7.4.110.0130.00416.69
7.4.100.0160.00916.66
7.4.90.0130.00616.57
7.4.80.0120.00919.39
7.4.70.0130.00716.34
7.4.60.0040.01216.42
7.4.50.0000.00816.40
7.4.40.0090.00916.58
7.4.30.0110.00616.63
7.4.00.0040.01415.10
7.3.330.0030.00313.37
7.3.320.0000.00613.38
7.3.310.0030.00316.38
7.3.300.0070.00016.24
7.3.290.0110.00516.38
7.3.280.0070.01016.33
7.3.270.0150.00917.40
7.3.260.0100.00616.34
7.3.250.0070.01016.50
7.3.240.0070.01016.42
7.3.230.0120.00616.39
7.3.210.0000.01616.35
7.3.200.0080.01519.39
7.3.190.0030.01616.43
7.3.180.0090.00616.43
7.3.170.0150.00616.56
7.3.160.0120.00416.48
7.3.120.0070.00714.95
7.3.10.0150.00216.34
7.3.00.0100.00816.42
7.2.330.0030.01316.71
7.2.320.0130.00616.63
7.2.310.0060.01016.71
7.2.300.0100.00716.49
7.2.290.0040.01516.70
7.2.130.0150.00016.84
7.2.120.0130.01016.80
7.2.110.0090.00916.51
7.2.100.0110.00716.61
7.2.90.0160.00716.80
7.2.80.0110.00716.64
7.2.70.0110.00416.63
7.2.60.0140.00516.63
7.2.50.0150.00716.82
7.2.40.0090.00316.75
7.2.30.0090.00616.80
7.2.20.0090.00316.79
7.2.10.0120.00616.71
7.2.00.0080.00718.05
7.1.250.0100.00615.75
7.1.200.0270.00315.39
7.1.100.0080.00418.14
7.1.70.0060.00317.22
7.1.60.0060.01819.46
7.1.50.0130.01016.79
7.1.00.0030.07722.40
7.0.200.0040.00416.72
7.0.140.0070.06322.00
7.0.60.0100.08319.86
7.0.50.0100.07017.88
7.0.40.0030.06720.25
7.0.30.0300.07020.06
7.0.20.0300.06020.05
7.0.10.0030.07320.05
7.0.00.0100.06720.33
5.6.280.0000.07721.03
5.6.210.0100.04020.48
5.6.200.0070.07018.16
5.6.190.0000.05320.59
5.6.180.0170.05020.52
5.6.170.0300.07320.47
5.6.160.0030.05320.50
5.6.150.0030.08318.14
5.6.140.0000.04018.15
5.6.130.0070.08318.15
5.6.120.0070.06020.90
5.6.110.0070.03721.12
5.6.100.0100.03720.94
5.6.90.0030.06020.98
5.6.80.0170.07020.38
5.5.350.4270.04020.47
5.5.340.0000.05017.99
5.5.330.0100.08020.40
5.5.320.0200.04020.36
5.5.310.0170.04020.35
5.5.300.0030.05317.97
5.5.290.0030.07317.98
5.5.280.0100.08020.90
5.5.270.0070.08020.68
5.5.260.0030.08720.77
5.5.250.0070.07320.68
5.5.240.0030.07720.26
5.4.450.0130.06719.16
5.4.440.0100.06019.70
5.4.430.0070.06319.55
5.4.420.0170.07019.32
5.4.410.0130.05319.25
5.4.400.0200.06319.14
5.4.390.0100.08719.30
5.4.380.0200.04718.80
5.4.370.0070.06018.78
5.4.360.0130.05018.74
5.4.350.0100.05718.75
5.4.340.0170.04718.63
5.4.320.0060.03712.51
5.4.310.0100.05712.50
5.4.300.0030.03912.51
5.4.290.0070.04912.51
5.4.280.0090.04812.40
5.4.270.0100.04212.40
5.4.260.0100.04212.41
5.4.250.0070.04412.40
5.4.240.0110.03512.41
5.4.230.0070.04112.39
5.4.220.0040.04112.39
5.4.210.0110.03312.39
5.4.200.0050.04212.39
5.4.190.0070.03812.39
5.4.180.0080.03712.39
5.4.170.0090.03712.39
5.4.160.0040.04012.39
5.4.150.0060.04012.39
5.4.140.0060.04012.08
5.4.130.0050.03912.06
5.4.120.0050.04412.02
5.4.110.0050.04812.02
5.4.100.0080.04712.02
5.4.90.0130.04712.02
5.4.80.0080.04812.02
5.4.70.0100.04012.01
5.4.60.0060.04512.01
5.4.50.0070.03812.02
5.4.40.0090.03712.00
5.4.30.0090.03712.00
5.4.20.0090.03612.00
5.4.10.0100.03611.99
5.4.00.0090.03811.49
5.3.290.0080.03812.80
5.3.280.0080.03812.71
5.3.270.0100.03912.72
5.3.260.0060.04112.72
5.3.250.0140.04112.71
5.3.240.0100.05412.71
5.3.230.0170.04512.71
5.3.220.0070.04412.68
5.3.210.0040.04712.68
5.3.200.0080.04412.68
5.3.190.0070.04312.68
5.3.180.0090.04112.68
5.3.170.0070.04112.67
5.3.160.0080.04112.67
5.3.150.0080.03912.68
5.3.140.0050.04112.66
5.3.130.0050.04412.66
5.3.120.0060.05012.66
5.3.110.0090.05112.65
5.3.100.0050.04612.13
5.3.90.0050.04012.11
5.3.80.0070.04112.10
5.3.70.0060.04012.10
5.3.60.0050.04312.09
5.3.50.0060.04112.03
5.3.40.0070.04012.03
5.3.30.0060.04112.00
5.3.20.0110.03911.79
5.3.10.0100.04311.74
5.3.00.0120.03711.73
5.2.170.0080.0319.22
5.2.160.0050.0369.23
5.2.150.0040.0369.22
5.2.140.0080.0299.22
5.2.130.0050.0329.18
5.2.120.0060.0299.18
5.2.110.0040.0329.19
5.2.100.0040.0329.19
5.2.90.0070.0379.18
5.2.80.0050.0449.18
5.2.70.0070.0369.18
5.2.60.0060.0309.14
5.2.50.0070.0309.10
5.2.40.0100.0409.08
5.2.30.0110.0419.05
5.2.20.0070.0349.05
5.2.10.0090.0298.96
5.2.00.0050.0328.82
5.1.60.0060.0248.10
5.1.50.0040.0278.09
5.1.40.0030.0298.08
5.1.30.0050.0328.43
5.1.20.0100.0328.45
5.1.10.0090.0318.17
5.1.00.0070.0368.17
5.0.50.0060.0266.64
5.0.40.0050.0266.51
5.0.30.0040.0406.32
5.0.20.0040.0276.29
5.0.10.0050.0276.27
5.0.00.0070.0376.27
4.4.90.0040.0164.77
4.4.80.0030.0164.76
4.4.70.0020.0184.76
4.4.60.0040.0164.76
4.4.50.0040.0144.77
4.4.40.0020.0264.71
4.4.30.0020.0174.75
4.4.20.0040.0144.84
4.4.10.0040.0144.85
4.4.00.0080.0284.75
4.3.110.0010.0244.67
4.3.100.0050.0204.66
4.3.90.0010.0244.63
4.3.80.0040.0324.59
4.3.70.0040.0214.63
4.3.60.0040.0214.63
4.3.50.0030.0234.63
4.3.40.0020.0344.54
4.3.30.0020.0223.30
4.3.20.0030.0183.28
4.3.10.0060.0153.24
4.3.00.0000.0238.25

preferences:
38.98 ms | 401 KiB | 5 Q