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 $value ... echo "\n"; foreach($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)
8.3.40.0110.00418.79
8.3.30.0100.01020.13
8.3.20.0060.00320.65
8.3.10.0080.00020.95
8.3.00.0080.00023.65
8.2.170.0150.00022.96
8.2.160.0100.00320.39
8.2.150.0090.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00021.00
8.2.110.0040.00419.37
8.2.100.0040.00817.84
8.2.90.0030.00619.30
8.2.80.0040.00418.05
8.2.70.0030.00617.75
8.2.60.0040.00418.03
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0040.00419.54
8.2.20.0050.00317.77
8.2.10.0050.00317.61
8.2.00.0070.00317.65
8.1.270.0000.00823.99
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00723.97
8.1.230.0080.00320.90
8.1.220.0040.00418.77
8.1.210.0000.00818.94
8.1.200.0060.00317.48
8.1.190.0060.00317.52
8.1.180.0050.00318.10
8.1.170.0050.00318.59
8.1.160.0070.00018.80
8.1.150.0070.00018.66
8.1.140.0040.00417.37
8.1.130.0000.00817.87
8.1.120.0000.00817.37
8.1.110.0000.00717.37
8.1.100.0000.00817.33
8.1.90.0000.00717.46
8.1.80.0030.00417.51
8.1.70.0000.00717.39
8.1.60.0030.00617.64
8.1.50.0080.00017.50
8.1.40.0040.00417.42
8.1.30.0070.00017.45
8.1.20.0060.00317.56
8.1.10.0050.00317.57
8.1.00.0060.00317.46
8.0.300.0040.00319.93
8.0.290.0050.00217.04
8.0.280.0000.00718.33
8.0.270.0000.00717.26
8.0.260.0070.00016.82
8.0.250.0000.00716.98
8.0.240.0060.00316.92
8.0.230.0040.00416.86
8.0.220.0000.00716.99
8.0.210.0030.00316.78
8.0.200.0000.00716.94
8.0.190.0070.00016.94
8.0.180.0000.00716.96
8.0.170.0040.00416.87
8.0.160.0040.00416.92
8.0.150.0040.00416.87
8.0.140.0020.00516.86
8.0.130.0040.00413.33
8.0.120.0030.00616.74
8.0.110.0030.00416.89
8.0.100.0030.00516.89
8.0.90.0000.00716.89
8.0.80.0070.00716.95
8.0.70.0040.00416.80
8.0.60.0050.00216.78
8.0.50.0050.00316.93
8.0.30.0090.00917.11
8.0.20.0120.00717.40
8.0.10.0030.00616.99
8.0.00.0070.01216.63
7.4.330.0020.00215.10
7.4.320.0000.00716.61
7.4.300.0060.00016.51
7.4.290.0000.00816.60
7.4.280.0000.00716.50
7.4.270.0040.00416.55
7.4.260.0060.00013.25
7.4.250.0030.00516.37
7.4.240.0070.00016.58
7.4.230.0000.00716.59
7.4.220.0070.01116.50
7.4.210.0040.01016.59
7.4.200.0030.00316.43
7.4.190.0040.00416.39
7.4.160.0130.00316.48
7.4.150.0080.01217.40
7.4.140.0070.01017.86
7.4.130.0080.00816.54
7.4.120.0130.00816.45
7.4.110.0120.00616.66
7.4.100.0190.00316.58
7.4.90.0030.01416.57
7.4.80.0100.01319.39
7.4.70.0180.00016.72
7.4.60.0080.01316.27
7.4.50.0040.00416.45
7.4.40.0030.01322.77
7.4.30.0070.01016.59
7.4.00.0070.00714.96
7.3.330.0050.00013.33
7.3.320.0000.00513.43
7.3.310.0030.00316.41
7.3.300.0000.00716.34
7.3.290.0090.00716.41
7.3.280.0060.00716.36
7.3.270.0090.00917.40
7.3.260.0080.01418.24
7.3.250.0100.01016.53
7.3.240.0180.00016.56
7.3.230.0140.00716.42
7.3.210.0080.00816.67
7.3.200.0150.00619.39
7.3.190.0130.01016.36
7.3.180.0140.00816.39
7.3.170.0050.01116.54
7.3.160.0100.00616.37
7.3.120.0060.00914.97
7.2.330.0070.01116.65
7.2.320.0130.01016.70
7.2.310.0160.00616.68
7.2.300.0130.01016.64
7.2.290.0130.00316.48
7.2.60.0070.00716.61
7.2.00.0080.00819.62
7.1.200.0070.00315.77
7.1.100.0000.01417.77
7.1.70.0030.00317.25
7.1.60.0100.01319.17
7.1.50.0110.01416.93
7.1.00.0030.03322.51
7.0.200.0030.00316.51
7.0.140.0070.07022.13
7.0.100.0170.08319.91
7.0.90.0170.07319.86
7.0.80.0230.04719.96
7.0.70.0130.08319.84
7.0.60.0200.07020.02
7.0.50.0130.08320.18
7.0.40.0030.05720.10
7.0.30.0030.08720.10
7.0.20.0130.07320.03
7.0.10.0230.07019.89
7.0.00.0100.08319.94
5.6.280.0000.07721.10
5.6.250.0170.06720.62
5.6.240.0000.09020.57
5.6.230.0270.06320.59
5.6.220.0130.07320.63
5.6.210.0070.08320.62
5.6.200.0130.04321.13
5.6.190.0100.07021.10
5.6.180.0170.07321.00
5.6.170.0100.07320.89
5.6.160.0100.08720.99
5.6.150.0130.08320.87
5.6.140.0100.09020.98
5.6.130.0100.08021.00
5.6.120.0100.05021.04
5.6.110.0030.08720.93
5.6.100.0070.08320.98
5.6.90.0000.08320.88
5.6.80.0000.07320.42
5.6.70.0100.07720.29
5.6.60.0070.05320.27
5.6.50.0130.06720.36
5.6.40.0130.08020.33
5.6.30.0100.07720.26
5.6.20.0100.07720.27
5.6.10.0030.08320.39
5.6.00.0100.08020.27
5.5.380.0130.07020.45
5.5.370.0100.07720.48
5.5.360.0070.08020.37
5.5.350.0030.08720.41
5.5.340.0070.08020.79
5.5.330.0070.07320.83
5.5.320.0100.07720.56
5.5.310.0070.07720.68
5.5.300.0100.07720.72
5.5.290.0030.08720.82
5.5.280.0070.08320.81
5.5.270.0100.07320.84
5.5.260.0170.07720.84
5.5.250.0100.08020.67
5.5.240.0100.07320.23
5.5.230.0070.08020.22
5.5.220.0170.06720.11
5.5.210.0200.06720.22
5.5.200.0130.07020.18
5.5.190.0100.07320.13
5.5.180.0170.05320.11
5.5.160.0000.08319.94
5.5.150.0000.06020.02
5.5.140.0100.08020.18
5.5.130.0130.06320.07
5.5.120.0170.08020.03
5.5.110.0170.06320.16
5.5.100.0030.07720.00
5.5.90.0100.07320.11
5.5.80.0030.07720.11
5.5.70.0070.08020.06
5.5.60.0130.07020.11
5.5.50.0070.07719.88
5.5.40.0070.07720.10
5.5.30.0070.06319.98
5.5.20.0030.08020.00
5.5.10.0070.04320.09
5.5.00.0000.08320.01
5.4.450.0270.06319.51
5.4.440.0130.07019.23
5.4.430.0030.08319.50
5.4.420.0130.07319.41
5.4.410.0100.07019.39
5.4.400.0030.07718.88
5.4.390.0070.07719.21
5.4.380.0170.06719.15
5.4.370.0200.06019.21
5.4.360.0070.07318.95
5.4.350.0100.06718.88
5.4.340.0000.06719.14
5.4.320.0100.04719.21
5.4.310.0070.08019.21
5.4.300.0130.06718.88
5.4.290.0070.08019.04
5.4.280.0100.07719.03
5.4.270.0070.07018.88
5.4.260.0100.06319.15
5.4.250.0000.08319.20
5.4.240.0070.07719.03
5.4.230.0100.06319.12
5.4.220.0100.05719.15
5.4.210.0100.07318.87
5.4.200.0070.07319.23
5.4.190.0100.04319.12
5.4.180.0070.06718.87
5.4.170.0070.04718.94
5.4.160.0100.06719.01
5.4.150.0030.07719.07
5.4.140.0000.05316.34
5.4.130.0070.06316.33
5.4.120.0130.06716.24
5.4.110.0030.07316.29
5.4.100.0070.07316.32
5.4.90.0000.07716.39
5.4.80.0070.07016.35
5.4.70.0000.04316.33
5.4.60.0070.07316.48
5.4.50.0170.06316.46
5.4.40.0130.06316.52
5.4.30.0070.07016.34
5.4.20.0100.04316.46
5.4.10.0100.06716.36
5.4.00.0130.07015.80
5.3.290.0100.07314.77
5.3.280.0100.07314.71
5.3.270.0070.07314.71
5.3.260.0030.05314.67
5.3.250.0030.07714.56
5.3.240.0070.05314.64
5.3.230.0130.07714.62
5.3.220.0000.05714.61
5.3.210.0100.06314.56
5.3.200.0030.04714.61
5.3.190.0070.08014.65
5.3.180.0170.07314.63
5.3.170.0030.07714.63
5.3.160.0100.07314.58
5.3.150.0070.08014.68
5.3.140.0100.07314.61
5.3.130.0200.07014.48
5.3.120.0030.08014.69
5.3.110.0100.03314.48
5.3.100.0070.04314.14
5.3.90.0070.07714.08
5.3.80.0070.06014.16
5.3.70.0070.06014.07
5.3.60.0130.06714.03
5.3.50.0030.07313.86
5.3.40.0000.05713.88
5.3.30.0070.06013.90
5.3.20.0100.06713.82
5.3.10.0130.06713.80
5.3.00.0100.06713.67
5.2.170.0070.03312.20
5.2.160.0130.04012.20
5.2.150.0030.06312.20
5.2.140.0100.06012.20
5.2.130.0000.03312.20
5.2.120.0030.06712.20
5.2.110.0070.05312.20
5.2.100.0130.05012.20
5.2.90.0070.06312.20
5.2.80.0100.06012.20
5.2.70.0030.05712.20
5.2.60.0070.06712.20
5.2.50.0000.06712.20
5.2.40.0030.06712.20
5.2.30.0070.06012.20
5.2.20.0000.06012.20
5.2.10.0030.06312.20
5.2.00.0170.04712.20
5.1.60.0000.05312.20
5.1.50.0000.06012.20
5.1.40.0070.05012.20
5.1.30.0070.05012.20
5.1.20.0070.05312.20
5.1.10.0030.02712.20
5.1.00.0100.05012.20
5.0.50.0070.04012.20
5.0.40.0030.04012.20
5.0.30.0000.04312.20
5.0.20.0070.04012.20
5.0.10.0000.05012.20
5.0.00.0030.06312.20
4.4.90.0030.03312.20
4.4.80.0000.03712.20
4.4.70.0070.03312.20
4.4.60.0030.03312.20
4.4.50.0030.02712.20
4.4.40.0030.04312.20
4.4.30.0070.03312.20
4.4.20.0070.02312.20
4.4.10.0070.03012.20
4.4.00.0030.04712.20
4.3.110.0030.03312.20
4.3.100.0000.02012.20
4.3.90.0030.02712.20
4.3.80.0100.04012.20
4.3.70.0030.02712.20
4.3.60.0000.03012.20
4.3.50.0000.03712.20
4.3.40.0000.03312.20
4.3.30.0000.03312.20
4.3.20.0030.01712.20
4.3.10.0030.03712.20
4.3.00.0030.02012.20

preferences:
39.06 ms | 400 KiB | 5 Q