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; } } } $dataContainer = new DataContainer([77, 78, 79]); var_dump($dataContainer); foreach ($dataContainer as &$value) { echo $value *= -1,"\n"; } var_dump($dataContainer); // unset $value or can get strange bugs. //unset($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)
8.3.60.0040.01118.81
8.3.50.0230.00621.21
8.3.40.0070.01318.82
8.3.30.0140.00020.39
8.3.20.0050.00320.57
8.3.10.0000.00820.92
8.3.00.0080.00023.48
8.2.180.0120.00916.38
8.2.170.0060.01222.96
8.2.160.0030.01020.52
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00021.00
8.2.110.0060.00319.19
8.2.100.0090.00317.71
8.2.90.0000.00919.07
8.2.80.0080.00017.97
8.2.70.0000.01117.63
8.2.60.0060.00318.05
8.2.50.0090.00018.07
8.2.40.0000.00818.16
8.2.30.0070.00019.35
8.2.20.0000.00917.70
8.2.10.0040.00417.66
8.2.00.0050.00217.72
8.1.280.0070.00725.92
8.1.270.0060.00323.99
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0060.00322.46
8.1.230.0040.00720.80
8.1.220.0040.00418.77
8.1.210.0000.00819.01
8.1.200.0060.00317.36
8.1.190.0030.00517.53
8.1.180.0030.00618.10
8.1.170.0040.00418.59
8.1.160.0030.00518.90
8.1.150.0050.00318.64
8.1.140.0080.00017.50
8.1.130.0000.00717.75
8.1.120.0000.00717.36
8.1.110.0050.00217.36
8.1.100.0000.00717.45
8.1.90.0040.00417.44
8.1.80.0070.00017.45
8.1.70.0000.00717.42
8.1.60.0120.00017.34
8.1.50.0040.00417.35
8.1.40.0000.00817.44
8.1.30.0040.00417.68
8.1.20.0040.00417.72
8.1.10.0000.00717.55
8.1.00.0060.00317.51
8.0.300.0000.00719.94
8.0.290.0040.00417.18
8.0.280.0000.00818.41
8.0.270.0000.00717.17
8.0.260.0070.00016.73
8.0.250.0070.00017.02
8.0.240.0080.00016.83
8.0.230.0000.00816.99
8.0.220.0030.00316.78
8.0.210.0000.00716.95
8.0.200.0030.00316.82
8.0.190.0000.00716.94
8.0.180.0000.00716.85
8.0.170.0030.00516.95
8.0.160.0000.00816.85
8.0.150.0080.00016.89
8.0.140.0030.00316.86
8.0.130.0060.00313.36
8.0.120.0080.00016.88
8.0.110.0030.00516.69
8.0.100.0040.00416.78
8.0.90.0090.00016.81
8.0.80.0100.01316.84
8.0.70.0040.00416.89
8.0.60.0050.00316.75
8.0.50.0000.00817.00
8.0.30.0100.01016.97
8.0.20.0110.00717.40
8.0.10.0070.00016.83
8.0.00.0090.00916.68
7.4.330.0000.00515.04
7.4.320.0090.00016.46
7.4.300.0060.00016.62
7.4.290.0030.00316.55
7.4.280.0000.00716.44
7.4.270.0080.00016.61
7.4.260.0030.00313.22
7.4.250.0030.00616.50
7.4.240.0060.00316.50
7.4.230.0040.00416.50
7.4.220.0150.01216.54
7.4.210.0060.00816.53
7.4.200.0070.00016.50
7.4.190.0060.00316.78
7.4.160.0110.00616.46
7.4.150.0200.00617.40
7.4.140.0070.01117.86
7.4.130.0100.00816.54
7.4.120.0140.00416.50
7.4.110.0070.01116.43
7.4.100.0110.01116.45
7.4.90.0110.01516.50
7.4.80.0110.01119.39
7.4.70.0070.01016.34
7.4.60.0120.00616.52
7.4.50.0030.00616.53
7.4.40.0030.01422.77
7.4.30.0070.01016.32
7.4.00.0030.01414.87
7.3.330.0030.00313.18
7.3.320.0070.00013.35
7.3.310.0040.00416.34
7.3.300.0030.00316.37
7.3.290.0110.00316.40
7.3.280.0070.01216.34
7.3.270.0090.00917.40
7.3.260.0060.01318.24
7.3.250.0090.01316.49
7.3.240.0090.00916.50
7.3.230.0100.00716.44
7.3.210.0100.01016.55
7.3.200.0100.00719.39
7.3.190.0090.00916.65
7.3.180.0080.01116.60
7.3.170.0140.00316.51
7.3.160.0030.01316.29
7.3.120.0060.00914.89
7.2.330.0190.00016.86
7.2.320.0120.00616.77
7.2.310.0160.00616.86
7.2.300.0070.01016.66
7.2.290.0130.00316.63
7.1.70.0000.00816.92
7.1.60.0030.00717.25
7.1.50.0130.00716.97
7.1.00.0070.07022.41
7.0.200.0000.00816.71
7.0.140.0030.07322.08
7.0.100.0130.04019.93
7.0.90.0130.04320.03
7.0.80.0070.04019.96
7.0.70.0070.05019.93
7.0.60.0200.03019.91
7.0.50.0200.07320.24
7.0.40.0070.08020.14
7.0.30.0100.05320.06
7.0.20.0030.05320.13
7.0.10.0200.07720.17
7.0.00.0100.05020.08
5.6.280.0000.07720.86
5.6.250.0030.04720.79
5.6.240.0100.03720.54
5.6.230.0070.04020.76
5.6.220.0070.04020.61
5.6.210.0070.04320.59
5.6.200.0070.05721.04
5.6.190.0100.07720.96
5.6.180.0070.09021.14
5.6.170.0170.07021.07
5.6.160.0030.05021.06
5.6.150.0070.08021.12
5.6.140.0030.08721.02
5.6.130.0000.09721.12
5.6.120.0100.08321.09
5.6.110.0100.08321.01
5.6.100.0100.07321.04
5.6.90.0130.06320.97
5.6.80.0070.08020.35
5.6.70.0100.08720.33
5.6.60.0030.08320.31
5.6.50.0070.04720.42
5.6.40.0170.07720.30
5.6.30.0130.07320.38
5.6.20.0070.08020.37
5.6.10.0070.08720.44
5.6.00.0030.07020.28
5.5.380.0130.04320.43
5.5.370.0030.04020.42
5.5.360.0100.03720.39
5.5.350.0000.04720.43
5.5.340.0170.07720.75
5.5.330.0130.08320.78
5.5.320.0130.08020.88
5.5.310.0130.08020.93
5.5.300.0130.04720.89
5.5.290.0030.08320.84
5.5.280.0230.07020.83
5.5.270.0030.07720.87
5.5.260.0130.07320.86
5.5.250.0100.08020.44
5.5.240.0130.07020.13
5.5.230.0100.08020.18
5.5.220.0100.05720.26
5.5.210.0200.04320.27
5.5.200.0000.04320.21
5.5.190.0130.07320.18
5.5.180.0100.08320.28
5.5.160.0000.05020.25
5.5.150.0030.08020.11
5.5.140.0070.07020.12
5.5.130.0100.07720.21
5.5.120.0070.07020.20
5.5.110.0130.08020.20
5.5.100.0030.08020.11
5.5.90.0270.06020.06
5.5.80.0030.04020.07
5.5.70.0130.07720.12
5.5.60.0270.05719.97
5.5.50.0030.09020.06
5.5.40.0100.06320.09
5.5.30.0100.07720.05
5.5.20.0030.08020.09
5.5.10.0000.08020.10
5.5.00.0070.05020.03
5.4.450.0100.07719.46
5.4.440.0070.08319.35
5.4.430.0130.07719.36
5.4.420.0070.04019.45
5.4.410.0130.03719.05
5.4.400.0070.08019.05
5.4.390.0070.08018.93
5.4.380.0070.07719.18
5.4.370.0130.06019.24
5.4.360.0030.07018.91
5.4.350.0070.07719.16
5.4.340.0170.06719.03
5.4.320.0100.07718.95
5.4.310.0000.03719.21
5.4.300.0070.07019.13
5.4.290.0070.08019.04
5.4.280.0030.08019.04
5.4.270.0070.04319.13
5.4.260.0070.08018.84
5.4.250.0100.07718.84
5.4.240.0030.08319.13
5.4.230.0100.07319.04
5.4.220.0070.05319.04
5.4.210.0100.07719.20
5.4.200.0000.07719.22
5.4.190.0100.04719.11
5.4.180.0070.06319.17
5.4.170.0070.04319.02
5.4.160.0030.08019.21
5.4.150.0030.06719.12
5.4.140.0100.06016.41
5.4.130.0000.04716.33
5.4.120.0130.06716.45
5.4.110.0000.07716.43
5.4.100.0030.07016.47
5.4.90.0070.07316.36
5.4.80.0130.07016.42
5.4.70.0070.07316.46
5.4.60.0030.06316.33
5.4.50.0070.03716.45
5.4.40.0100.05016.42
5.4.30.0070.04016.46
5.4.20.0170.05716.44
5.4.10.0230.07016.44
5.4.00.0130.06315.85
5.3.290.0030.04714.68
5.3.280.0070.07714.53
5.3.270.0000.07714.61
5.3.260.0070.08314.70
5.3.250.0030.06314.68
5.3.240.0130.07314.68
5.3.230.0070.08014.62
5.3.220.0100.04714.68
5.3.210.0030.07714.63
5.3.200.0100.07314.63
5.3.190.0170.03714.49
5.3.180.0070.04314.70
5.3.170.0100.06714.49
5.3.160.0100.07014.66
5.3.150.0030.04714.55
5.3.140.0100.04314.70
5.3.130.0000.04314.53
5.3.120.0030.06314.66
5.3.110.0030.04714.69
5.3.100.0000.06314.10
5.3.90.0030.08014.09
5.3.80.0070.08313.92
5.3.70.0130.06314.09
5.3.60.0000.05313.93
5.3.50.0030.04013.88
5.3.40.0100.08314.01
5.3.30.0070.03714.02
5.3.20.0000.04713.59
5.3.10.0100.04013.66
5.3.00.0030.07013.66
5.2.170.0030.06311.25
5.2.160.0000.05311.20
5.2.150.0030.05711.20
5.2.140.0030.06011.13
5.2.130.0030.03711.03
5.2.120.0030.06711.22
5.2.110.0000.05011.17
5.2.100.0070.03011.22
5.2.90.0100.05311.23
5.2.80.0000.03710.99
5.2.70.0070.05711.16
5.2.60.0100.05311.07
5.2.50.0070.05710.91
5.2.40.0000.03310.98
5.2.30.0100.05710.89
5.2.20.0100.05011.02
5.2.10.0100.05310.80
5.2.00.0100.05310.74
5.1.60.0070.0379.83
5.1.50.0100.0479.99
5.1.40.0100.04710.05
5.1.30.0100.04010.43
5.1.20.0070.04710.41
5.1.10.0000.05710.08
5.1.00.0000.05710.15
5.0.50.0100.0408.63
5.0.40.0000.0508.50
5.0.30.0000.0738.27
5.0.20.0070.0308.28
5.0.10.0070.0478.27
5.0.00.0070.0578.27
4.4.90.0030.0278.27
4.4.80.0000.0208.27
4.4.70.0000.0408.27
4.4.60.0100.0178.27
4.4.50.0000.0378.27
4.4.40.0030.0338.27
4.4.30.0000.0378.27
4.4.20.0070.0378.27
4.4.10.0030.0278.27
4.4.00.0100.0478.27
4.3.110.0130.0238.27
4.3.100.0000.0238.27
4.3.90.0000.0378.27
4.3.80.0030.0338.27
4.3.70.0030.0278.27
4.3.60.0000.0378.27
4.3.50.0000.0208.27
4.3.40.0030.0508.27
4.3.30.0000.0208.27
4.3.20.0030.0338.27
4.3.10.0070.0308.27
4.3.00.0000.0338.27

preferences:
48.37 ms | 401 KiB | 5 Q