3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $orig; public function bar() { $this->orig = clone $this; } } $foo = new Foo; $history = array(); $last = 0; for ($i = 0; $i < 5000; $i++) { $foo->bar(); gc_collect_cycles(); $peak = round(memory_get_peak_usage(true) / 1024 / 1024, 2); if ($peak != $last) { $history[] = $peak; $last = $peak; } } var_dump($history);

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)
8.3.60.0130.23518.81
8.3.50.0100.27523.09
8.3.40.0070.22119.39
8.3.30.0100.21019.65
8.3.20.0100.10821.09
8.3.10.0070.11924.01
8.3.00.0070.11518.21
8.2.180.0100.21717.25
8.2.170.0130.24122.96
8.2.160.0130.22721.02
8.2.150.0030.12124.18
8.2.140.0100.11424.66
8.2.130.0100.11926.16
8.2.120.0030.12421.51
8.2.110.0070.36322.68
8.2.100.0070.19718.66
8.2.90.0100.17719.80
8.2.80.0030.18818.38
8.2.70.0070.18218.25
8.2.60.0070.19518.68
8.2.50.0100.18118.38
8.2.40.0070.21018.90
8.2.30.0000.19818.75
8.2.20.0030.19818.47
8.2.10.0070.19318.82
8.2.00.0070.18818.43
8.1.280.0200.33425.92
8.1.270.0030.18524.32
8.1.260.0070.17826.35
8.1.250.0070.17928.09
8.1.240.0100.37324.16
8.1.230.0100.23319.76
8.1.220.0070.22918.41
8.1.210.0030.23318.77
8.1.200.0030.23518.23
8.1.190.0100.22417.98
8.1.180.0030.23318.10
8.1.170.0030.23119.26
8.1.160.0030.23522.75
8.1.150.0030.23319.63
8.1.140.0000.23618.17
8.1.130.0000.23218.58
8.1.120.0000.23318.06
8.1.110.0000.23618.11
8.1.100.0030.23818.07
8.1.90.0000.23418.24
8.1.80.0070.23218.15
8.1.70.0030.22518.18
8.1.60.0030.32618.23
8.1.50.0070.32318.27
8.1.40.0070.32718.27
8.1.30.0070.32418.38
8.1.20.0070.32218.45
8.1.10.0070.32218.18
8.1.00.0000.33918.18
8.0.300.0070.20618.77
8.0.290.0070.18817.38
8.0.280.0070.18019.07
8.0.270.0070.18318.05
8.0.260.0000.19717.88
8.0.250.0070.18817.67
8.0.240.0030.19717.73
8.0.230.0030.19217.59
8.0.220.0070.20617.63
8.0.210.0030.24017.55
8.0.200.0000.19217.68
8.0.190.0070.27417.66
8.0.180.0030.28117.53
8.0.170.0000.28417.62
8.0.160.0000.28217.62
8.0.150.0030.27817.43
8.0.140.0030.28117.54
8.0.130.0030.28213.96
8.0.120.0030.28217.57
8.0.110.0070.27717.54
8.0.100.0070.27617.53
8.0.90.0030.27717.57
8.0.80.0100.37117.50
8.0.70.0000.28317.57
8.0.60.0100.27117.60
8.0.50.0070.27517.63
8.0.30.0050.42517.53
8.0.20.0140.43117.97
8.0.10.0000.28117.81
8.0.00.0120.37117.40
7.4.330.0030.24915.54
7.4.320.0000.25717.23
7.4.300.0030.25217.24
7.4.290.0070.32917.34
7.4.280.0030.31917.24
7.4.270.0100.31017.24
7.4.260.0030.31517.20
7.4.250.0000.31817.34
7.4.240.0030.31317.27
7.4.230.0000.31517.29
7.4.220.0160.64517.42
7.4.210.0070.41317.30
7.4.200.0030.32417.36
7.4.160.0170.37017.33
7.4.150.0030.35417.48
7.4.140.0080.39017.86
7.4.130.0150.38117.31
7.4.120.0100.34217.37
7.4.110.0100.38217.28
7.4.100.0160.37917.31
7.4.90.0160.34617.08
7.4.80.0190.49019.39
7.4.70.0130.56117.32
7.4.60.0200.43917.15
7.4.50.0070.24917.44
7.4.40.0060.34917.12
7.4.30.0160.47117.33
7.4.00.0070.29016.01
7.3.330.0100.39613.90
7.3.320.0100.34513.90
7.3.310.0030.35116.85
7.3.300.0000.35416.92
7.3.290.0130.40417.05
7.3.280.0140.46116.99
7.3.270.0130.43017.40
7.3.260.0130.45517.25
7.3.250.0210.51217.12
7.3.240.0130.38817.30
7.3.230.0190.44917.30
7.3.210.0100.41817.05
7.3.200.0130.56319.39
7.3.190.0130.51317.16
7.3.180.0130.48117.09
7.3.170.0100.40817.12
7.3.160.0030.39717.03
7.2.330.0130.31217.17
7.2.320.0090.34416.99
7.2.310.0160.29917.10
7.2.300.0060.23517.31
7.2.290.0160.32417.40
7.2.60.0100.18517.37
7.2.00.0130.17519.97
7.1.200.0030.18718.33
7.1.100.0000.20320.89
7.1.70.0030.16819.55
7.1.60.0330.23319.79
7.1.50.0070.24019.15
7.1.00.0130.27324.79
7.0.200.0030.23719.27
7.0.140.0030.26324.35
7.0.60.0100.29722.59
7.0.50.0030.27720.36
7.0.40.0070.28322.53
7.0.30.0300.28722.66
7.0.20.0100.23722.68
7.0.10.0030.24722.76
7.0.00.0030.23322.69
5.6.280.0070.40324.44
5.6.210.0070.45323.77
5.6.200.0070.37321.46
5.6.190.0030.35023.72
5.6.180.0230.43023.63
5.6.170.0270.46323.64
5.6.160.0230.37323.79
5.6.150.0170.41721.30
5.6.140.0070.41321.49
5.6.130.0030.40321.44
5.6.120.0130.42324.34
5.6.110.0030.44324.38
5.6.100.0230.40024.46
5.6.90.0100.40324.29
5.6.80.0100.38723.73
5.5.350.0270.42723.85
5.5.340.0070.44021.30
5.5.330.0000.45023.55
5.5.320.0300.44323.34
5.5.310.0470.43023.59
5.5.300.0130.40721.28
5.5.290.0000.39021.37
5.5.280.0100.42724.20
5.5.270.0170.43024.19
5.5.260.0100.44324.13
5.5.250.0070.41723.90
5.5.240.0300.42323.57
5.4.450.0230.37322.77
5.4.440.0430.35322.96
5.4.430.0370.36722.67
5.4.420.0300.44022.68
5.4.410.0270.35022.64
5.4.400.0270.38022.57
5.4.390.0230.38722.35
5.4.380.0370.50022.09
5.4.370.0430.49322.05
5.4.360.0370.49722.12
5.4.350.0370.49022.11
5.4.340.0470.53722.40
5.4.320.0120.33816.09
5.4.310.0080.33916.09
5.4.300.0060.34716.09
5.4.290.0110.33616.08
5.4.280.0060.34015.07
5.4.270.0080.33915.07
5.4.260.0080.34415.07
5.4.250.0070.34015.06
5.4.240.0060.34115.06
5.4.230.0070.33715.05
5.4.220.0080.35215.06
5.4.210.0110.33215.05
5.4.200.0080.34315.04
5.4.190.0060.34015.05
5.4.180.0080.34415.05
5.4.170.0080.33115.07
5.4.160.0070.34815.06
5.4.150.0110.33415.06
5.4.140.0060.35014.74
5.4.130.0100.33314.73
5.4.120.0070.34114.69
5.4.110.0070.34914.68
5.4.100.0080.33814.68
5.4.90.0100.34814.68
5.4.80.0070.36014.68
5.4.70.0040.34314.68
5.4.60.0100.33614.68
5.4.50.0080.33814.68
5.4.40.0060.34214.66
5.4.30.0090.34614.66
5.4.20.0060.34614.66
5.4.10.0120.33414.66
5.4.00.0060.34514.07
5.3.290.0140.45317.46
5.3.280.0130.44516.47
5.3.270.0090.43416.48
5.3.260.0130.44616.48
5.3.250.0070.44016.48
5.3.240.0060.44516.49
5.3.230.0150.44616.47
5.3.220.0150.45116.45
5.3.210.0090.47416.45
5.3.200.0100.44516.44
5.3.190.0110.44316.45
5.3.180.0030.45216.44
5.3.170.0110.45016.45
5.3.160.0070.46216.44
5.3.150.0120.46516.44
5.3.140.0070.45516.44
5.3.130.0080.45716.43
5.3.120.0100.46316.43
5.3.110.0060.45916.43
5.3.100.0160.44715.91
5.3.90.0140.44815.82
5.3.80.0120.44915.81
5.3.70.0090.44415.80
5.3.60.0060.43715.79
5.3.50.0120.43615.73
5.3.40.0090.45715.74
5.3.30.0090.44315.70
5.3.20.0130.43315.48
5.3.10.0080.43515.44
5.3.00.0090.46215.43
5.2.170.0050.0339.22
5.2.160.0050.0379.23
5.2.150.0050.0299.23
5.2.140.0060.0339.22
5.2.130.0030.0369.18
5.2.120.0060.0269.18
5.2.110.0060.0289.19
5.2.100.0050.0319.18
5.2.90.0020.0329.18
5.2.80.0050.0299.18
5.2.70.0030.0329.18
5.2.60.0060.0289.13
5.2.50.0070.0289.09
5.2.40.0030.0309.07
5.2.30.0060.0339.05
5.2.20.0110.0279.04
5.2.10.0070.0308.94
5.2.00.0090.0368.81
5.1.60.0050.0308.09
5.1.50.0070.0228.09
5.1.40.0040.0248.07
5.1.30.0030.0268.42
5.1.20.0060.0288.44
5.1.10.0050.0258.16
5.1.00.0050.0258.16
5.0.50.0030.0226.64
5.0.40.0020.0216.50
5.0.30.0040.0356.32
5.0.20.0020.0216.29
5.0.10.0020.0286.25
5.0.00.0020.0336.25
4.4.90.0020.0154.77
4.4.80.0070.0154.75
4.4.70.0050.0204.75
4.4.60.0040.0144.75
4.4.50.0030.0154.77
4.4.40.0020.0254.71
4.4.30.0040.0224.76
4.4.20.0040.0204.84
4.4.10.0040.0144.85
4.4.00.0010.0264.76
4.3.110.0040.0174.67
4.3.100.0050.0174.66
4.3.90.0020.0154.64
4.3.80.0030.0244.59
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0020.0174.63
4.3.40.0020.0264.53
4.3.30.0010.0213.30
4.3.20.0030.0183.28
4.3.10.0020.0153.23
4.3.00.0070.02015.97

preferences:
52.73 ms | 401 KiB | 5 Q