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run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! function iterator_pipeline(\Traversable $source, array $steps) { $gen = $source; foreach ($steps as $spec) { if (is_array($step) and !is_callable($spec)) { $g = array_shift($spec); array_unshift($spec, $gen); if (class_exists($g)) { $class = new \ReflectionClass($className); $gen = $class->newInstanceArgs($spec); } else if (is_callable($g)) { $gen = call_user_func_array($g, $spec); } } else if (is_callable($spec)) { $gen = $spec($gen); } } return $gen; } function iterator_chunk(\Traversable $it, $chunkSize) { $chunk = []; $steps = range(1, $chunkSize); while (true) { foreach ($steps as $_) { if (!$it->valid()) { break 2; } $chunk[] = $it->current(); $it->next(); } yield $chunk; $chunk = []; } if ($chunk) { yield $chunk; } } function iterator_consume(\Traversable $it) { foreach ($it as $key => $value) {} } function iterator_pass(\Traversable $it) { foreach ($it as $key => $value) { yield $key => $value; } } function iterator_tee(\Traversable $source, array $drains) { foreach ($source as $key => $value) { foreach ($drains as $gen) { $gen->send($value); } yield $key => $value; } } $receiver = function () { for (;;) { echo "TEE:\n"; print_r((yield)); } }; $receiver2 = function () { for (;;) { echo "Received!\n"; (yield); } }; $steps = [ function ($it) { foreach ($it as $val) { yield $val * 2; } }, "iterator_pass", ["iterator_chunk", 32], ["iterator_tee", [$receiver(), $receiver2()]] ]; $it = iterator_pipeline(new \ArrayIterator(range(0, 127)), $steps); iterator_consume($it);

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)
8.3.60.0100.01016.50
8.3.50.0130.01021.96
8.3.40.0040.01118.84
8.3.30.0130.00319.06
8.3.20.0110.00420.09
8.3.10.0040.00423.64
8.3.00.0040.00420.55
8.2.180.0100.00717.00
8.2.170.0040.01122.96
8.2.160.0000.01419.22
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0120.00626.16
8.2.120.0000.00820.80
8.2.110.0060.00322.08
8.2.100.0060.00617.91
8.2.90.0000.00819.22
8.2.80.0040.00418.05
8.2.70.0060.00317.63
8.2.60.0000.00917.80
8.2.50.0050.00418.07
8.2.40.0000.00919.53
8.2.30.0040.00418.07
8.2.20.0080.00017.73
8.2.10.0040.00419.52
8.2.00.0040.00417.82
8.1.280.0070.01425.92
8.1.270.0100.01023.87
8.1.260.0060.00926.35
8.1.250.0140.00328.09
8.1.240.0070.00323.96
8.1.230.0080.00419.03
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.53
8.1.180.0000.00818.10
8.1.170.0030.00518.56
8.1.160.0000.00722.02
8.1.150.0060.00318.68
8.1.140.0000.00717.52
8.1.130.0000.00717.80
8.1.120.0090.00017.53
8.1.110.0000.00917.49
8.1.100.0030.00517.54
8.1.90.0000.00817.36
8.1.80.0040.00417.42
8.1.70.0030.00317.41
8.1.60.0050.00317.49
8.1.50.0050.00317.39
8.1.40.0050.00217.43
8.1.30.0000.00817.58
8.1.20.0000.00717.67
8.1.10.0040.00417.57
8.1.00.0050.00317.54
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0030.00318.52
8.0.270.0070.00017.19
8.0.260.0030.00316.81
8.0.250.0070.00017.09
8.0.240.0030.00617.05
8.0.230.0000.00817.04
8.0.220.0000.00716.98
8.0.210.0040.00416.89
8.0.200.0000.00617.04
8.0.190.0000.00816.93
8.0.180.0000.00717.00
8.0.170.0000.00816.88
8.0.160.0040.00416.97
8.0.150.0030.00316.99
8.0.140.0040.00416.84
8.0.130.0000.00613.40
8.0.120.0000.00716.98
8.0.110.0060.00316.92
8.0.100.0030.00516.93
8.0.90.0080.00016.98
8.0.80.0080.00817.03
8.0.70.0000.00816.92
8.0.60.0000.00817.05
8.0.50.0000.00716.87
8.0.30.0090.01017.09
8.0.20.0130.00817.40
8.0.10.0000.00717.05
8.0.00.0080.01116.88
7.4.330.0000.00515.00
7.4.320.0030.00316.65
7.4.300.0000.00616.54
7.4.290.0080.00016.67
7.4.280.0080.00316.67
7.4.270.0070.00016.54
7.4.260.0030.00316.57
7.4.250.0000.00816.54
7.4.240.0020.00616.58
7.4.230.0030.00316.29
7.4.220.0120.01316.72
7.4.210.0090.00716.55
7.4.200.0000.00816.42
7.4.190.0040.00416.80
7.4.160.0120.00416.53
7.4.150.0090.00917.40
7.4.140.0120.00717.86
7.4.130.0070.01216.63
7.4.120.0120.00816.58
7.4.110.0080.00816.58
7.4.100.0080.01116.48
7.4.90.0070.01416.45
7.4.80.0080.01116.71
7.4.70.0140.00916.55
7.4.60.0090.00916.48
7.4.50.0000.00816.66
7.4.40.0060.01022.77
7.4.30.0120.00816.58
7.4.00.0070.01015.24
7.3.330.0000.00613.52
7.3.320.0000.00513.26
7.3.310.0070.00016.46
7.3.300.0000.00716.46
7.3.290.0070.00716.46
7.3.280.0100.00816.42
7.3.270.0120.00617.40
7.3.260.0110.00816.45
7.3.250.0060.01416.51
7.3.240.0120.01216.66
7.3.230.0070.01016.48
7.3.210.0160.00716.59
7.3.200.0130.00919.39
7.3.190.0100.01316.47
7.3.180.0090.01516.61
7.3.170.0050.01216.65
7.3.160.0110.00416.48
7.3.120.0060.00914.89
7.2.330.0100.00716.72
7.2.320.0060.01216.91
7.2.310.0100.01316.74
7.2.300.0180.00316.89
7.2.290.0100.00616.70
7.2.00.0030.01319.25
7.1.100.0000.01118.16
7.1.70.0050.00516.93
7.1.60.0060.01919.27
7.1.50.0070.01016.95
7.1.00.0100.07022.46
7.0.200.0090.00416.56
7.0.140.0100.06722.13
7.0.70.0100.07721.84
7.0.60.0030.08321.80
7.0.50.0030.09022.16
7.0.40.0030.05020.13
7.0.30.0030.04020.06
7.0.20.0100.08020.14
7.0.10.0030.06320.12
7.0.00.0000.06320.09
5.6.280.0070.07020.88
5.6.220.0070.08020.66
5.6.210.0030.08320.79
5.6.200.0030.09020.97
5.6.190.0000.08321.07
5.6.180.0070.07321.08
5.6.170.0130.07021.04
5.6.160.0100.08021.19
5.6.150.0000.08721.07
5.6.140.0030.08321.11
5.6.130.0030.08721.03
5.6.120.0030.08321.03
5.6.110.0000.06721.06
5.6.100.0130.06321.14
5.6.90.0100.07720.95
5.6.80.0070.07320.43
5.6.70.0030.07020.50
5.6.60.0000.08020.35
5.6.50.0070.05320.43
5.6.40.0070.07320.38
5.6.30.0130.06720.40
5.6.20.0070.06020.31
5.6.10.0030.04020.39
5.6.00.0030.08320.39
5.5.360.0100.07720.57
5.5.350.0000.07320.47
5.5.340.0070.08720.90
5.5.330.0030.05020.90
5.5.320.0030.08720.78
5.5.310.0000.04720.94
5.5.300.0030.08720.79
5.5.290.0030.08720.88
5.5.280.0000.09020.94
5.5.270.0100.08020.86
5.5.260.0000.08020.88
5.5.250.0100.08020.73
5.5.240.0100.07320.14
5.5.230.0000.07320.29
5.5.220.0130.07020.17
5.5.210.0100.07320.28
5.5.200.0030.07320.27
5.5.190.0000.06720.23
5.5.180.0070.08020.17
5.5.160.0030.04720.10
5.5.150.0070.08320.27
5.5.140.0100.07320.23
5.5.130.0070.08020.28
5.5.120.0030.06720.11
5.5.110.0030.08320.25
5.5.100.0100.07320.11
5.5.90.0000.05720.09
5.5.80.0100.07320.16
5.5.70.0000.08319.96
5.5.60.0070.04320.06
5.5.50.0000.07320.11
5.5.40.0100.08020.09
5.5.30.0000.08020.07
5.5.20.0000.06020.16
5.5.10.0100.07020.08
5.5.00.0030.05020.12
5.4.450.0070.08319.25
5.4.440.0100.07319.27
5.4.430.0070.07019.48
5.4.420.0070.08019.26
5.4.410.0100.06019.24
5.4.400.0100.07319.10
5.4.390.0030.06719.13
5.4.380.0000.08319.13
5.4.370.0000.08019.10
5.4.360.0030.06018.89
5.4.350.0030.07718.89
5.4.340.0070.07018.85
5.4.320.0100.07319.21
5.4.310.0030.07719.13
5.4.300.0070.05019.20
5.4.290.0000.06318.94
5.4.280.0030.06319.18
5.4.270.0070.06719.22
5.4.260.0000.07719.04
5.4.250.0000.05319.06
5.4.240.0070.07719.08
5.4.230.0070.07719.06
5.4.220.0000.06719.04
5.4.210.0000.04718.94
5.4.200.0030.06319.09
5.4.190.0070.07719.04
5.4.180.0030.08019.05
5.4.170.0070.07718.87
5.4.160.0100.07719.21
5.4.150.0030.08019.14
5.4.140.0030.04716.46
5.4.130.0070.07016.48
5.4.120.0070.07016.50
5.4.110.0030.07316.48
5.4.100.0030.05316.38
5.4.90.0000.07716.44
5.4.80.0130.06716.43
5.4.70.0030.07316.38
5.4.60.0070.07316.44
5.4.50.0070.07016.37
5.4.40.0000.07316.41
5.4.30.0000.07316.47
5.4.20.0000.04316.34
5.4.10.0070.07016.48
5.4.00.0000.03715.90
5.3.290.0000.08714.79
5.3.280.0030.05314.74
5.3.270.0070.06314.75
5.3.260.0030.05314.64
5.3.250.0070.06314.62
5.3.240.0000.07314.54
5.3.230.0000.06314.60
5.3.220.0030.06714.69
5.3.210.0070.07714.64
5.3.200.0070.06714.68
5.3.190.0070.07314.54
5.3.180.0000.07714.70
5.3.170.0000.08014.60
5.3.160.0100.06314.66
5.3.150.0070.07314.68
5.3.140.0000.07314.55
5.3.130.0000.06314.68
5.3.120.0000.06314.61
5.3.110.0030.08014.56
5.3.100.0100.06314.01
5.3.90.0070.07013.97
5.3.80.0000.03714.09
5.3.70.0000.03713.93
5.3.60.0070.06713.91
5.3.50.0100.06313.91
5.3.40.0000.06713.88
5.3.30.0000.05713.95
5.3.20.0000.04013.63
5.3.10.0030.06313.78
5.3.00.0000.07313.55
5.2.170.0030.06012.38
5.2.160.0000.06312.38
5.2.150.0030.06312.38
5.2.140.0030.06012.38
5.2.130.0030.06012.38
5.2.120.0000.06312.38
5.2.110.0030.06012.38
5.2.100.0070.04012.38
5.2.90.0000.04012.38
5.2.80.0030.06012.38
5.2.70.0000.06312.38
5.2.60.0030.04712.38
5.2.50.0030.06712.38
5.2.40.0030.03712.38
5.2.30.0070.05712.38
5.2.20.0070.06012.38
5.2.10.0100.05312.38
5.2.00.0030.06012.38
5.1.60.0030.05312.38
5.1.50.0000.05712.38
5.1.40.0000.05312.38
5.1.30.0070.05312.38
5.1.20.0070.05712.38
5.1.10.0070.05012.38
5.1.00.0030.05712.38
5.0.50.0030.04312.38
5.0.40.0000.04712.38
5.0.30.0000.05312.38
5.0.20.0030.04312.38
5.0.10.0000.04712.38
5.0.00.0030.06012.38
4.4.90.0000.03012.38
4.4.80.0000.03712.38
4.4.70.0030.03712.38
4.4.60.0130.02712.38
4.4.50.0000.04012.38
4.4.40.0000.05712.38
4.4.30.0070.03012.38
4.4.20.0000.03712.38
4.4.10.0030.03312.38
4.4.00.0030.05012.38
4.3.110.0000.03712.38
4.3.100.0070.03012.38
4.3.90.0000.02712.38
4.3.80.0030.05312.38
4.3.70.0030.03312.38
4.3.60.0000.02712.38
4.3.50.0000.03712.38
4.3.40.0000.05012.38
4.3.30.0000.03012.38
4.3.20.0000.04012.38
4.3.10.0000.03712.38
4.3.00.0000.03712.38

preferences:
40.03 ms | 401 KiB | 5 Q