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 $value); var_dump($dataContainer);

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)
8.3.60.0040.01418.43
8.3.50.0080.00922.12
8.3.40.0100.01018.79
8.3.30.0140.00319.22
8.3.20.0030.00620.29
8.3.10.0080.00023.46
8.3.00.0040.00420.97
8.2.180.0100.01016.63
8.2.170.0110.00422.96
8.2.160.0100.00720.43
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.79
8.2.110.0000.01119.30
8.2.100.0030.00917.72
8.2.90.0030.00619.17
8.2.80.0000.00817.97
8.2.70.0070.00317.75
8.2.60.0050.00318.04
8.2.50.0030.00618.07
8.2.40.0080.00021.19
8.2.30.0000.00718.30
8.2.20.0040.00417.75
8.2.10.0080.00018.00
8.2.00.0000.00717.82
8.1.280.0130.00325.92
8.1.270.0000.00824.01
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0030.00623.73
8.1.230.0000.01222.75
8.1.220.0000.00817.75
8.1.210.0040.00418.77
8.1.200.0070.00717.35
8.1.190.0060.00317.34
8.1.180.0000.00818.10
8.1.170.0060.00318.46
8.1.160.0000.00822.05
8.1.150.0030.00618.59
8.1.140.0040.00417.37
8.1.130.0060.00317.76
8.1.120.0040.00417.54
8.1.110.0080.00017.50
8.1.100.0040.00417.37
8.1.90.0000.00717.44
8.1.80.0040.00417.48
8.1.70.0000.00717.37
8.1.60.0050.00317.57
8.1.50.0060.00317.51
8.1.40.0040.00417.52
8.1.30.0040.00417.54
8.1.20.0000.00817.58
8.1.10.0080.00017.61
8.1.00.0080.00417.48
8.0.300.0060.00318.77
8.0.290.0000.00816.75
8.0.280.0040.00418.45
8.0.270.0000.00717.17
8.0.260.0030.00317.25
8.0.250.0070.00016.95
8.0.240.0050.00216.93
8.0.230.0070.00016.80
8.0.220.0000.00716.79
8.0.210.0070.00016.92
8.0.200.0030.00316.82
8.0.190.0000.00816.96
8.0.180.0040.00416.97
8.0.170.0000.00816.90
8.0.160.0030.00616.96
8.0.150.0000.00816.75
8.0.140.0050.00316.79
8.0.130.0000.00513.33
8.0.120.0050.00316.86
8.0.110.0000.00816.91
8.0.100.0070.00016.75
8.0.90.0040.00416.69
8.0.80.0130.00316.85
8.0.70.0040.00416.90
8.0.60.0040.00416.93
8.0.50.0000.00716.89
8.0.30.0100.01017.21
8.0.20.0160.00317.40
8.0.10.0070.00016.86
8.0.00.0090.00916.78
7.4.330.0030.00315.00
7.4.320.0030.00316.49
7.4.300.0030.00316.40
7.4.290.0030.00316.55
7.4.280.0080.00016.59
7.4.270.0050.00216.56
7.4.260.0000.00716.45
7.4.250.0080.00016.47
7.4.240.0040.00416.43
7.4.230.0040.00416.61
7.4.220.0100.00716.56
7.4.210.0100.01016.67
7.4.200.0030.00316.35
7.4.160.0110.00916.60
7.4.150.0120.00617.40
7.4.140.0080.01017.86
7.4.130.0090.01116.42
7.4.120.0130.00416.54
7.4.110.0110.00716.32
7.4.100.0030.01316.42
7.4.90.0110.00716.45
7.4.80.0080.01219.39
7.4.70.0120.00616.43
7.4.60.0040.01216.32
7.4.50.0050.00016.46
7.4.40.0100.00616.61
7.4.30.0060.01016.56
7.4.00.0120.00314.84
7.3.330.0030.00313.36
7.3.320.0050.00313.38
7.3.310.0000.00716.36
7.3.300.0070.00016.38
7.3.290.0040.01116.34
7.3.280.0070.00916.33
7.3.270.0130.00617.40
7.3.260.0170.00716.41
7.3.250.0160.00516.65
7.3.240.0130.00316.36
7.3.230.0080.00816.39
7.3.210.0180.00716.37
7.3.200.0080.00819.39
7.3.190.0110.00516.48
7.3.180.0100.01516.62
7.3.170.0110.01216.43
7.3.160.0060.01016.41
7.3.120.0000.01715.09
7.3.10.0640.00416.47
7.3.00.0220.00716.19
7.2.330.0120.00916.86
7.2.320.0120.00616.55
7.2.310.0070.01016.52
7.2.300.0140.00416.79
7.2.290.0110.00716.64
7.2.130.0280.00016.59
7.2.120.0270.01016.48
7.2.110.0180.00716.89
7.2.100.0300.00916.45
7.2.90.0150.00016.05
7.2.80.0090.00916.48
7.2.70.0090.01216.54
7.2.60.0080.01316.68
7.2.50.0160.00316.57
7.2.40.0100.00616.99
7.2.30.0140.00416.88
7.2.20.0070.01115.95
7.2.10.0100.01016.35
7.2.00.0050.01217.85
7.1.250.0100.01015.21
7.1.200.0030.01215.68
7.1.100.0000.01218.21
7.1.70.0030.00616.93
7.1.60.0090.01519.70
7.1.50.0140.01016.78
7.1.00.0070.07322.41
7.0.200.0000.00716.53
7.0.140.0030.07022.09
7.0.100.0070.04019.90
7.0.90.0100.04019.97
7.0.80.0130.07020.03
7.0.70.0100.05019.96
7.0.60.0200.07019.88
7.0.50.0000.05020.21
7.0.40.0100.07720.05
7.0.30.0070.08320.18
7.0.20.0270.06320.10
7.0.10.0070.05719.95
7.0.00.0070.08320.18
5.6.280.0100.06720.99
5.6.250.0030.05020.61
5.6.240.0100.08720.58
5.6.230.0100.07720.51
5.6.220.0070.06020.68
5.6.210.0170.06720.61
5.6.200.0070.04321.04
5.6.190.0100.07321.09
5.6.180.0170.07021.08
5.6.170.0070.04720.94
5.6.160.0170.07021.12
5.6.150.0000.05021.03
5.6.140.0070.04320.96
5.6.130.0070.08021.12
5.6.120.0070.07720.94
5.6.110.0030.05020.95
5.6.100.0200.06721.01
5.6.90.0130.06721.09
5.6.80.0030.06320.43
5.6.70.0070.07720.34
5.6.60.0070.07320.31
5.6.50.0030.07720.52
5.6.40.0000.05020.48
5.6.30.0130.07320.50
5.6.20.0000.05320.26
5.6.10.0100.07320.49
5.6.00.0000.05020.45
5.5.380.0070.08020.38
5.5.370.0030.08720.57
5.5.360.0100.07320.36
5.5.350.0130.04320.40
5.5.340.0100.07320.92
5.5.330.0130.08020.80
5.5.320.0070.08020.89
5.5.310.0030.05020.91
5.5.300.0230.03720.88
5.5.290.0070.04020.89
5.5.280.0170.07320.91
5.5.270.0130.07020.86
5.5.260.0100.04720.87
5.5.250.0100.07020.70
5.5.240.0070.05020.25
5.5.230.0100.07720.18
5.5.220.0100.07320.30
5.5.210.0130.07320.25
5.5.200.0070.08020.25
5.5.190.0070.08020.27
5.5.180.0070.07320.18
5.5.160.0030.04720.09
5.5.150.0030.08720.28
5.5.140.0000.06720.20
5.5.130.0000.07720.11
5.5.120.0130.08320.19
5.5.110.0070.07320.21
5.5.100.0030.05020.08
5.5.90.0130.07320.13
5.5.80.0170.07719.98
5.5.70.0070.07320.07
5.5.60.0200.07020.16
5.5.50.0100.07720.12
5.5.40.0100.07720.08
5.5.30.0100.07320.00
5.5.20.0070.08320.08
5.5.10.0070.04720.05
5.5.00.0070.07720.02
5.4.450.0100.08719.47
5.4.440.0170.06719.24
5.4.430.0070.07719.19
5.4.420.0100.06319.37
5.4.410.0200.05719.23
5.4.400.0130.07319.18
5.4.390.0070.08019.06
5.4.380.0070.06719.09
5.4.370.0070.07319.13
5.4.360.0070.03719.00
5.4.350.0100.07019.18
5.4.340.0070.08019.13
5.4.320.0070.08019.03
5.4.310.0130.07319.15
5.4.300.0100.07719.03
5.4.290.0130.07019.12
5.4.280.0030.05019.09
5.4.270.0000.08319.12
5.4.260.0030.09018.94
5.4.250.0100.07019.02
5.4.240.0000.07719.21
5.4.230.0070.08319.04
5.4.220.0100.07319.15
5.4.210.0130.07019.15
5.4.200.0100.07019.16
5.4.190.0070.08019.17
5.4.180.0170.03319.17
5.4.170.0100.07719.13
5.4.160.0030.07719.11
5.4.150.0030.03719.16
5.4.140.0030.06716.44
5.4.130.0070.07716.24
5.4.120.0100.05016.45
5.4.110.0030.07316.27
5.4.100.0030.07016.39
5.4.90.0030.07016.51
5.4.80.0100.07016.38
5.4.70.0030.07016.48
5.4.60.0070.06016.32
5.4.50.0070.05016.29
5.4.40.0100.06716.34
5.4.30.0070.04316.41
5.4.20.0030.08016.41
5.4.10.0070.06316.36
5.4.00.0070.05315.89
5.3.290.0130.07014.75
5.3.280.0130.07014.63
5.3.270.0000.05714.56
5.3.260.0100.08014.67
5.3.250.0000.07314.62
5.3.240.0000.04014.67
5.3.230.0030.08714.54
5.3.220.0070.07014.56
5.3.210.0070.06314.63
5.3.200.0070.03314.64
5.3.190.0000.04714.54
5.3.180.0030.03314.53
5.3.170.0100.06314.64
5.3.160.0030.03714.63
5.3.150.0030.06714.59
5.3.140.0030.03714.51
5.3.130.0100.06314.48
5.3.120.0070.07314.56
5.3.110.0070.08014.47
5.3.100.0030.06014.14
5.3.90.0100.06313.95
5.3.80.0030.04714.07
5.3.70.0100.06713.95
5.3.60.0070.08013.95
5.3.50.0100.04014.05
5.3.40.0000.06713.87
5.3.30.0070.07313.85
5.3.20.0070.04013.67
5.3.10.0000.07013.68
5.3.00.0030.07013.64
5.2.170.0030.06712.09
5.2.160.0000.03712.09
5.2.150.0000.06312.09
5.2.140.0030.05012.09
5.2.130.0100.05712.09
5.2.120.0070.03012.09
5.2.110.0070.06012.09
5.2.100.0030.06312.09
5.2.90.0070.04012.09
5.2.80.0030.05012.09
5.2.70.0070.04712.09
5.2.60.0030.03312.09
5.2.50.0030.06312.09
5.2.40.0070.05712.09
5.2.30.0000.06712.09
5.2.20.0100.05712.09
5.2.10.0030.05012.09
5.2.00.0030.04012.09
5.1.60.0000.04012.09
5.1.50.0030.03712.09
5.1.40.0100.04712.09
5.1.30.0030.03312.09
5.1.20.0070.05312.09
5.1.10.0000.06012.09
5.1.00.0030.05712.09
5.0.50.0030.04712.09
5.0.40.0030.04312.09
5.0.30.0000.05312.09
5.0.20.0000.04712.09
5.0.10.0030.04312.09
5.0.00.0000.05712.09
4.4.90.0070.03312.09
4.4.80.0100.03012.09
4.4.70.0070.03012.09
4.4.60.0070.02312.09
4.4.50.0000.03712.09
4.4.40.0000.05312.09
4.4.30.0030.01712.09
4.4.20.0030.03712.09
4.4.10.0000.04012.09
4.4.00.0070.04712.09
4.3.110.0000.02012.09
4.3.100.0030.03312.09
4.3.90.0030.03312.09
4.3.80.0000.03712.09
4.3.70.0200.02312.09
4.3.60.0000.03312.09
4.3.50.0030.03312.09
4.3.40.0000.04712.09
4.3.30.0000.02012.09
4.3.20.0000.03312.09
4.3.10.0000.02012.09
4.3.00.0070.03312.09

preferences:
38.48 ms | 401 KiB | 5 Q