3v4l.org

run code in 300+ PHP versions simultaneously
<?php class DataContainer implements IteratorAggregate { // create an external Iterator: protected $data; public function __construct(array $data) { $this->data = $data; } public function &getIterator() { foreach ($this->data as &$value) { yield $value; } } } $dataContainer = new DataContainer([77, 78, 79]); foreach ($dataContainer as &$value) { echo ($value *= -1)," "; } // Weird result from neglecting to unset $value ... foreach($dataContainer as $value){ echo $value," "; }

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)
8.3.60.0140.00718.60
8.3.50.0130.01021.20
8.3.40.0080.00818.98
8.3.30.0030.01020.27
8.3.20.0080.00020.66
8.3.10.0050.00321.13
8.3.00.0070.00023.70
8.2.180.0070.01116.75
8.2.170.0070.00722.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00021.07
8.2.110.0100.00020.97
8.2.100.0000.01117.91
8.2.90.0060.00319.25
8.2.80.0040.00417.97
8.2.70.0050.00517.75
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0080.00018.22
8.2.30.0000.00819.42
8.2.20.0050.00317.77
8.2.10.0050.00317.60
8.2.00.0000.00817.68
8.1.280.0180.00025.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00321.44
8.1.230.0060.00617.42
8.1.220.0040.00417.76
8.1.210.0040.00418.77
8.1.200.0000.01017.22
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0040.00418.53
8.1.160.0040.00418.83
8.1.150.0000.00718.64
8.1.140.0040.00417.46
8.1.130.0030.00617.46
8.1.120.0080.00017.43
8.1.110.0040.00417.35
8.1.100.0050.00217.39
8.1.90.0040.00417.49
8.1.80.0000.00717.45
8.1.70.0050.00317.46
8.1.60.0060.00317.62
8.1.50.0040.00417.48
8.1.40.0080.00017.50
8.1.30.0040.00417.63
8.1.20.0040.00417.55
8.1.10.0040.00417.51
8.1.00.0080.00017.56
8.0.300.0000.00818.77
8.0.290.0080.00016.75
8.0.280.0000.00718.46
8.0.270.0000.00717.32
8.0.260.0000.00816.86
8.0.250.0040.00416.96
8.0.240.0000.00916.86
8.0.230.0040.00416.93
8.0.220.0030.00316.97
8.0.210.0030.00516.79
8.0.200.0030.00316.82
8.0.190.0040.00416.94
8.0.180.0000.00816.91
8.0.170.0050.00316.88
8.0.160.0050.00316.77
8.0.150.0050.00216.89
8.0.140.0070.00016.81
8.0.130.0030.00313.30
8.0.120.0050.00316.85
8.0.110.0000.00717.00
8.0.100.0000.00716.86
8.0.90.0050.00316.84
8.0.80.0060.00916.78
8.0.70.0040.00416.86
8.0.60.0000.00816.95
8.0.50.0000.00816.96
8.0.30.0120.00617.09
8.0.20.0100.00717.42
8.0.10.0070.00017.08
8.0.00.0080.01016.86
7.4.330.0000.00514.91
7.4.320.0090.00016.59
7.4.300.0000.00616.48
7.4.290.0000.00716.44
7.4.280.0000.00716.63
7.4.270.0030.00316.57
7.4.260.0030.00313.30
7.4.250.0040.00416.46
7.4.240.0000.00716.61
7.4.230.0080.00016.68
7.4.220.0150.00916.61
7.4.210.0070.00816.59
7.4.200.0000.00716.35
7.4.190.0060.00316.71
7.4.160.0120.00416.38
7.4.150.0120.00617.40
7.4.140.0090.01017.86
7.4.130.0140.00416.53
7.4.120.0050.01216.50
7.4.110.0100.00716.73
7.4.100.0040.01816.57
7.4.90.0060.01316.46
7.4.80.0130.00719.39
7.4.70.0060.00916.42
7.4.60.0140.00416.47
7.4.50.0060.00316.30
7.4.40.0040.01422.77
7.4.30.0050.01116.60
7.4.00.0070.01015.09
7.3.330.0030.00213.32
7.3.320.0040.00413.39
7.3.310.0000.00716.34
7.3.300.0000.00716.22
7.3.290.0080.00816.34
7.3.280.0120.00416.35
7.3.270.0140.00417.40
7.3.260.0130.00818.24
7.3.250.0100.00816.39
7.3.240.0140.00316.32
7.3.230.0070.01016.39
7.3.210.0090.00816.56
7.3.200.0100.00719.39
7.3.190.0170.00616.60
7.3.180.0030.01416.43
7.3.170.0060.01616.60
7.3.160.0120.00916.65
7.3.120.0100.00714.86
7.3.10.0070.00816.63
7.3.00.0050.00816.71
7.2.330.0170.00316.70
7.2.320.0090.00916.76
7.2.310.0130.01016.86
7.2.300.0070.01416.70
7.2.290.0030.01316.77
7.2.130.0030.00816.98
7.2.120.0040.00816.99
7.2.110.0080.00716.98
7.2.100.0050.01116.89
7.2.90.0040.00616.85
7.2.80.0020.00716.89
7.2.70.0040.00417.06
7.2.60.0030.00816.83
7.2.50.0040.00916.88
7.2.40.0080.00717.03
7.2.30.0060.00617.04
7.2.20.0030.01216.99
7.2.10.0040.01117.04
7.2.00.0050.00817.90
7.1.250.0040.00515.93
7.1.100.0000.01317.80
7.1.70.0030.00517.27
7.1.60.0040.01119.17
7.1.50.0130.01716.68
7.1.00.0100.05022.42
7.0.200.0000.01016.65
7.0.140.0000.07722.13
7.0.110.0030.08019.95
7.0.100.0130.07020.01
7.0.90.0170.07319.89
7.0.80.0200.06319.88
7.0.70.0100.07319.90
7.0.60.0070.07720.04
7.0.50.0100.08019.91
7.0.40.0030.08019.68
7.0.30.0070.08319.71
7.0.20.0070.05019.64
7.0.10.0130.07319.53
7.0.00.0170.07019.68
5.6.280.0100.06721.03
5.6.260.0130.06020.61
5.6.250.0100.07020.65
5.6.240.0130.08020.66
5.6.230.0030.07320.66
5.6.220.0100.07320.63
5.6.210.0130.07320.66
5.6.200.0100.07320.82
5.6.190.0200.05320.57
5.6.180.0130.07320.61
5.6.170.0070.08320.64
5.6.160.0100.08720.82
5.6.150.0170.07720.57
5.6.140.0100.07020.57
5.6.130.0030.08320.42
5.6.120.0000.09020.59
5.6.110.0070.08720.61
5.6.100.0130.07320.60
5.6.90.0100.04020.63
5.6.80.0100.07719.91
5.6.70.0200.06320.02
5.6.60.0070.08020.04
5.6.50.0100.08019.88
5.6.40.0100.07320.18
5.6.30.0170.06319.98
5.6.20.0070.08019.92
5.6.10.0070.05720.02
5.6.00.0030.08020.02
5.5.380.0070.08020.53
5.5.370.0130.06020.51
5.5.360.0130.07020.23
5.5.350.0100.08320.36
5.5.340.0170.07320.87
5.5.330.0230.05720.79
5.5.320.0230.07020.86
5.5.310.0100.08020.82
5.5.300.0130.06720.73
5.5.290.0070.09020.65
5.5.280.0070.07320.68
5.5.270.0070.08720.75
5.5.260.0030.05020.78
5.5.250.0100.08720.66
5.5.240.0070.08320.24
5.5.230.0030.08320.02
5.5.220.0070.08020.16
5.5.210.0130.07020.03
5.5.200.0130.07720.21
5.5.190.0130.07720.08
5.5.180.0070.08720.00
5.5.160.0100.09020.25
5.5.150.0030.08020.19
5.5.140.0100.08320.18
5.5.130.0000.08720.27
5.5.120.0070.07720.28
5.5.110.0030.06720.11
5.5.100.0130.07319.95
5.5.90.0170.06719.95
5.5.80.0070.08319.94
5.5.70.0000.07320.18
5.5.60.0000.08720.09
5.5.50.0130.06719.94
5.5.40.0070.07719.98
5.5.30.0100.05719.98
5.5.20.0170.07019.97
5.5.10.0070.07319.88
5.5.00.0070.07020.17
5.4.450.0100.07719.51
5.4.440.0070.06019.41
5.4.430.0170.08719.66
5.4.420.0070.07319.64
5.4.410.0100.07019.42
5.4.400.0130.06719.14
5.4.390.0070.08019.09
5.4.380.0070.06318.95
5.4.370.0030.08019.23
5.4.360.0070.07719.09
5.4.350.0070.07319.14
5.4.340.0100.08018.98
5.4.320.0030.07719.34
5.4.310.0100.08019.18
5.4.300.0100.07719.26
5.4.290.0070.08018.98
5.4.280.0200.05719.18
5.4.270.0100.07718.98
5.4.260.0070.07019.34
5.4.250.0000.08019.02
5.4.240.0070.08318.98
5.4.230.0070.07719.33
5.4.220.0030.05019.24
5.4.210.0070.07719.33
5.4.200.0130.07319.09
5.4.190.0070.08019.15
5.4.180.0130.07319.22
5.4.170.0070.07719.17
5.4.160.0170.06718.97
5.4.150.0000.04318.96
5.4.140.0070.06716.39
5.4.130.0030.08016.34
5.4.120.0070.06716.38
5.4.110.0070.06316.41
5.4.100.0170.06016.55
5.4.90.0030.06716.32
5.4.80.0030.07316.30
5.4.70.0170.06716.24
5.4.60.0030.06016.48
5.4.50.0030.03716.63
5.4.40.0030.04016.31
5.4.30.0070.03316.47
5.4.20.0000.03716.33
5.4.10.0030.04016.49
5.4.00.0070.03715.99
5.3.290.0070.07714.69
5.3.280.0000.07714.70
5.3.270.0000.08314.70
5.3.260.0030.08314.69
5.3.250.0030.07014.69
5.3.240.0100.06714.69
5.3.230.0030.08314.69
5.3.220.0130.05714.69
5.3.210.0100.07314.71
5.3.200.0200.06314.69
5.3.190.0100.07314.69
5.3.180.0100.06314.69
5.3.170.0000.04714.69
5.3.160.0000.05714.69
5.3.150.0030.04014.69
5.3.140.0030.05014.69
5.3.130.0030.03714.69
5.3.120.0000.04014.78
5.3.110.0030.03714.69
5.3.100.0030.03714.69
5.3.90.0070.03314.69
5.3.80.0030.04014.69
5.3.70.0000.04014.69
5.3.60.0070.03314.69
5.3.50.0100.03714.69
5.3.40.0030.03314.69
5.3.30.0030.04314.69
5.3.20.0000.04014.69
5.3.10.0000.04014.69
5.3.00.0000.04314.69
5.2.170.0030.03014.69
5.2.160.0030.02714.69
5.2.150.0030.04314.69
5.2.140.0030.03314.69
5.2.130.0070.05014.69
5.2.120.0030.04014.69
5.2.110.0000.03714.69
5.2.100.0030.02314.69
5.2.90.0030.06014.69
5.2.80.0000.06314.69
5.2.70.0000.04014.69
5.2.60.0000.03314.69
5.2.50.0030.03714.69
5.2.40.0070.03714.69
5.2.30.0030.03014.69
5.2.20.0000.03014.69
5.2.10.0030.03014.69
5.2.00.0030.02714.69
5.1.60.0030.02314.69
5.1.50.0030.02314.69
5.1.40.0000.02314.69
5.1.30.0030.03014.69
5.1.20.0030.04014.69
5.1.10.0000.02714.69
5.1.00.0070.03014.69
5.0.50.0030.01714.69
5.0.40.0100.02714.69
5.0.30.0030.02714.69
5.0.20.0000.02014.69
5.0.10.0000.02314.69
5.0.00.0000.03714.69
4.4.90.0030.02314.69
4.4.80.0030.02314.69
4.4.70.0000.03014.69
4.4.60.0030.01714.69
4.4.50.0000.01714.69
4.4.40.0000.02314.69
4.4.30.0000.03014.69
4.4.20.0000.02014.69
4.4.10.0030.02014.69
4.4.00.0000.04314.69
4.3.110.0000.03314.69
4.3.100.0000.01314.69
4.3.90.0000.01714.69
4.3.80.0000.03314.69
4.3.70.0030.01314.69
4.3.60.0030.03014.69
4.3.50.0030.01014.69
4.3.40.0000.02714.69
4.3.30.0000.01314.69
4.3.20.0000.01314.69
4.3.10.0030.01314.69
4.3.00.0000.01314.69

preferences:
58.02 ms | 400 KiB | 5 Q