3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $collectors = array(); public function set($collector) { $this->collectors[] = $collector; } public function dumpCollectors() { var_dump($this->collectors); } } class B extends A { private $collectors = array(); } $b = new B(); $b->set("coll1"); $b->set("c2"); $b->dumpCollectors();

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)
8.3.40.0140.00718.71
8.3.30.0100.01018.71
8.3.20.0040.00420.18
8.3.10.0040.00423.66
8.3.00.0090.00019.25
8.2.170.0040.01122.96
8.2.160.0030.01020.57
8.2.150.0000.00924.18
8.2.140.0100.00024.66
8.2.130.0060.00326.16
8.2.120.0050.00222.27
8.2.110.0060.00322.26
8.2.100.0040.00717.91
8.2.90.0070.00019.23
8.2.80.0090.00017.97
8.2.70.0070.00317.25
8.2.60.0050.00318.05
8.2.50.0000.00818.07
8.2.40.0030.00519.95
8.2.30.0080.00019.77
8.2.20.0080.00017.55
8.2.10.0000.00717.98
8.2.00.0040.00717.59
8.1.270.0040.00424.02
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0030.00723.74
8.1.230.0060.00619.21
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0030.00617.35
8.1.180.0030.00718.10
8.1.170.0080.00018.52
8.1.160.0040.00421.84
8.1.150.0000.00718.57
8.1.140.0000.00717.30
8.1.130.0030.00317.77
8.1.120.0000.00717.43
8.1.110.0080.00417.25
8.1.100.0050.00217.29
8.1.90.0040.00417.42
8.1.80.0040.00417.43
8.1.70.0000.00717.36
8.1.60.0040.00417.57
8.1.50.0060.00317.43
8.1.40.0000.00917.39
8.1.30.0040.00417.52
8.1.20.0040.00417.57
8.1.10.0070.00017.39
8.1.00.0000.00717.40
8.0.300.0050.00220.75
8.0.290.0030.00317.16
8.0.280.0050.00318.38
8.0.270.0000.00717.19
8.0.260.0030.00317.09
8.0.250.0070.00016.89
8.0.240.0000.00716.77
8.0.230.0000.00716.91
8.0.220.0000.00716.73
8.0.210.0080.00016.81
8.0.200.0070.00016.78
8.0.190.0040.00416.78
8.0.180.0040.00416.83
8.0.170.0070.00016.82
8.0.160.0040.00416.84
8.0.150.0040.00416.72
8.0.140.0030.00616.69
8.0.130.0050.00013.21
8.0.120.0000.00716.80
8.0.110.0050.00316.83
8.0.100.0030.00616.62
8.0.90.0030.00316.84
8.0.80.0000.01516.88
8.0.70.0000.00716.69
8.0.60.0040.00416.67
8.0.50.0000.00716.70
8.0.30.0080.01116.85
8.0.20.0130.00417.40
8.0.10.0070.00016.88
8.0.00.0080.01316.71
7.4.330.0020.00215.00
7.4.320.0030.00316.43
7.4.300.0000.00616.60
7.4.290.0000.00716.59
7.4.280.0040.00416.51
7.4.270.0000.00816.64
7.4.260.0040.00416.52
7.4.250.0060.00316.57
7.4.240.0050.00216.60
7.4.230.0030.00316.41
7.4.220.0120.00616.50
7.4.210.0050.00916.59
7.4.200.0000.00716.48
7.4.190.0030.00316.55
7.4.160.0040.01516.37
7.4.150.0000.01817.40
7.4.140.0090.00917.86
7.4.130.0070.01016.43
7.4.120.0060.01016.38
7.4.110.0110.00716.49
7.4.100.0140.00316.38
7.4.90.0070.01116.43
7.4.80.0060.01219.39
7.4.70.0060.01016.56
7.4.60.0100.01316.50
7.4.50.0000.00516.45
7.4.40.0090.00916.63
7.4.30.0080.00816.64
7.4.00.0070.00714.70
7.3.330.0030.00313.13
7.3.320.0000.00513.24
7.3.310.0030.00316.24
7.3.300.0000.00616.12
7.3.290.0000.01316.29
7.3.280.0080.01016.20
7.3.270.0110.01117.40
7.3.260.0060.01216.28
7.3.250.0080.00916.51
7.3.240.0030.01316.38
7.3.230.0170.00016.40
7.3.210.0100.00616.38
7.3.200.0060.01519.39
7.3.190.0100.01016.42
7.3.180.0060.00916.55
7.3.170.0150.00616.43
7.3.160.0030.01216.44
7.3.120.0070.01114.82
7.3.110.0070.01014.76
7.3.100.0070.01014.66
7.3.90.0070.01014.87
7.3.80.0070.00714.72
7.3.70.0000.01114.77
7.3.60.0090.00314.86
7.3.50.0080.00414.72
7.3.40.0000.01514.55
7.3.30.0030.01014.91
7.3.20.0000.01116.43
7.3.10.0060.00616.75
7.3.00.0000.01216.72
7.2.330.0210.01216.69
7.2.320.0130.01016.73
7.2.310.0040.01816.21
7.2.300.0060.01016.38
7.2.290.0090.00816.33
7.2.250.0060.01314.61
7.2.240.0060.01214.76
7.2.230.0100.00314.92
7.2.220.0140.00315.21
7.2.210.0090.00615.04
7.2.200.0030.01215.01
7.2.190.0000.01115.13
7.2.180.0060.01215.05
7.2.170.0070.01114.99
7.2.160.0090.00314.59
7.2.150.0040.01116.82
7.2.140.0000.01017.03
7.2.130.0100.00316.95
7.2.120.0030.00717.05
7.2.110.0040.00817.04
7.2.100.0030.01316.79
7.2.90.0060.00616.82
7.2.80.0000.01316.89
7.2.70.0000.00917.12
7.2.60.0070.00416.77
7.2.50.0050.00716.91
7.2.40.0090.00617.07
7.2.30.0130.00316.62
7.2.20.0100.00016.91
7.2.10.0000.01616.87
7.2.00.0030.01016.62
7.1.330.0070.00715.59
7.1.320.0130.00315.90
7.1.310.0070.00715.70
7.1.300.0000.01015.67
7.1.290.0040.01215.61
7.1.280.0000.00915.69
7.1.270.0040.00715.40
7.1.260.0030.00915.76
7.1.250.0060.00315.61
7.1.200.0000.00915.55
7.1.70.0090.00417.21
7.1.60.0100.01319.46
7.1.50.0070.01016.92
7.1.00.0000.08022.44
7.0.200.0170.01014.48
7.0.140.0030.07721.95
7.0.60.0030.08319.78
7.0.50.0030.08317.86
7.0.40.0000.04720.22
7.0.30.0470.08020.04
7.0.20.0270.07720.19
7.0.10.0170.07320.10
7.0.00.0070.06720.32
5.6.280.0000.07021.05
5.6.210.0130.05020.61
5.6.200.0030.05018.14
5.6.190.0270.04720.61
5.6.180.0270.07720.78
5.6.170.0200.06720.55
5.6.160.0100.07720.55
5.6.150.0030.08318.14
5.6.140.0070.07318.19
5.6.130.0030.05018.27
5.6.120.0030.04021.13
5.6.110.0100.07320.97
5.6.100.0070.07321.02
5.6.90.0100.08020.98
5.6.80.0030.04320.39
5.6.70.4530.04020.54
5.5.350.0030.04720.41
5.5.340.0170.05718.13
5.5.330.0130.05720.57
5.5.320.0230.07320.27
5.5.310.0130.05020.24
5.5.300.0170.04717.98
5.5.290.0030.09018.08
5.5.280.0000.04320.99
5.5.270.0000.04720.77
5.5.260.0100.04320.77
5.5.250.0100.08020.80
5.5.240.0330.06720.19
5.4.450.0500.05319.69
5.4.440.0770.07319.29
5.4.430.0830.04719.46
5.4.420.0070.06019.16
5.4.410.0830.06319.25
5.4.400.0470.04718.98
5.4.390.0670.06019.05
5.4.380.0230.05718.51
5.4.370.0270.05718.70
5.4.360.0400.04718.75
5.4.350.0330.05718.81
5.4.340.0200.06018.75
5.4.320.0070.04712.50
5.4.310.0080.04512.50
5.4.300.0070.03612.50
5.4.290.0080.05412.48
5.4.280.0120.05112.38
5.4.270.0120.06312.38
5.4.260.0060.05712.38
5.4.250.0060.05412.38
5.4.240.0070.05212.38
5.4.230.0070.05312.38
5.4.220.0040.05512.38
5.4.210.0100.05012.37
5.4.200.0170.05612.38
5.4.190.0080.06612.37
5.4.180.0040.05612.37
5.4.170.0060.05312.38
5.4.160.0050.05712.38
5.4.150.0100.05112.38
5.4.140.0090.03712.05
5.4.130.0070.04712.05
5.4.120.0060.04512.00
5.4.110.0100.04512.00
5.4.100.0080.04312.00
5.4.90.0070.05112.00
5.4.80.0090.09512.00
5.4.70.0100.06712.00
5.4.60.0070.05211.99
5.4.50.0050.04911.99
5.4.40.0100.04511.99
5.4.30.0060.04611.98
5.4.20.0050.03811.98
5.4.10.0060.03511.98
5.4.00.0100.04111.47
5.3.290.0110.05012.80
5.3.280.0060.06112.70
5.3.270.0110.05412.72
5.3.260.0070.04412.72
5.3.250.0080.04112.72
5.3.240.0070.04112.71
5.3.230.0060.04412.71
5.3.220.0070.04012.68
5.3.210.0120.03812.68
5.3.200.0130.05212.68
5.3.190.0160.07512.67
5.3.180.0070.05612.68
5.3.170.0110.05212.67
5.3.160.0070.05512.67
5.3.150.0060.05612.67
5.3.140.0080.05612.66
5.3.130.0110.06112.66
5.3.120.0090.05212.65
5.3.110.0080.04212.66
5.3.100.0070.03912.12
5.3.90.0130.03212.10
5.3.80.0060.04212.10
5.3.70.0120.06012.10
5.3.60.0040.04712.08
5.3.50.0090.04812.03
5.3.40.0080.04312.03
5.3.30.0050.04711.99
5.3.20.0080.04911.77
5.3.10.0190.07611.73
5.3.00.0070.05211.72
5.2.170.0080.0279.22
5.2.160.0070.0279.22
5.2.150.0020.0339.23
5.2.140.0020.0349.22
5.2.130.0040.0319.18
5.2.120.0060.0449.18
5.2.110.0070.0319.19
5.2.100.0020.0359.18
5.2.90.0050.0309.18
5.2.80.0090.0329.18
5.2.70.0070.0419.18
5.2.60.0100.0339.13
5.2.50.0060.0419.10
5.2.40.0040.0369.07
5.2.30.0090.0409.05
5.2.20.0130.0479.04
5.2.10.0140.0348.95
5.2.00.0020.0348.81
5.1.60.0070.0238.09
5.1.50.0030.0268.09
5.1.40.0080.0308.07
5.1.30.0110.0548.42
5.1.20.0070.0388.45
5.1.10.0050.0288.16
5.1.00.0170.0448.17
5.0.50.0030.0226.65
5.0.40.0040.0206.50
5.0.30.0020.0346.32
5.0.20.0040.0206.29
5.0.10.0080.0186.26
5.0.00.0060.0316.25
4.4.90.0030.0174.78
4.4.80.0050.0154.76
4.4.70.0040.0184.75
4.4.60.0110.0594.75
4.4.50.0040.0194.77
4.4.40.0040.0364.71
4.4.30.0050.0244.76
4.4.20.0050.0284.84
4.4.10.0050.0204.85
4.4.00.0080.0344.76
4.3.110.0030.0164.67
4.3.100.0030.0154.66
4.3.90.0030.0144.63
4.3.80.0030.0244.59
4.3.70.0040.0144.63
4.3.60.0030.0174.63
4.3.50.0060.0194.63
4.3.40.0030.0284.54
4.3.30.0040.0153.30
4.3.20.0000.0183.28
4.3.10.0030.0163.23
4.3.00.0070.01316.03

preferences:
46.15 ms | 400 KiB | 5 Q