3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Reader extends IteratorIterator { private $is_first = true; public function current() { $this->is_first = false; return parent::current(); } public function valid() { $res = parent::valid(); if (!$res) $this->is_first = true; } public function rewind() { if (!$this->is_first) return; $this->is_first = true; parent::rewind(); } } $a = new Reader(new ArrayIterator(range(1, 10))); foreach ($a as $v) { echo $v . PHP_EOL; break; } foreach ($a as $v) { echo $v . PHP_EOL; break; } foreach ($a as $v) { echo $v . PHP_EOL; break; }

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)
8.3.60.0060.00916.63
8.3.50.0070.00716.39
8.3.40.0120.00318.96
8.3.30.0060.00918.84
8.3.20.0040.00420.34
8.3.10.0050.00321.50
8.3.00.0050.00317.91
8.2.180.0150.00316.50
8.2.170.0140.00022.96
8.2.160.0070.00720.34
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0040.00421.98
8.2.120.0070.00026.35
8.2.110.0070.00421.03
8.2.100.0030.00718.13
8.2.90.0000.00819.22
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0030.00517.93
8.2.50.0040.00418.10
8.2.40.0040.00420.22
8.2.30.0000.00820.91
8.2.20.0000.00718.06
8.2.10.0040.00418.13
8.2.00.0000.00817.98
8.1.280.0040.01125.92
8.1.270.0080.00022.05
8.1.260.0000.00726.35
8.1.250.0030.00528.09
8.1.240.0130.00723.83
8.1.230.0120.00018.80
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0050.00317.35
8.1.180.0080.00018.10
8.1.170.0000.00818.48
8.1.160.0000.00818.91
8.1.150.0070.00020.57
8.1.140.0050.00319.63
8.1.130.0030.00318.85
8.1.120.0000.00817.39
8.1.110.0050.00217.46
8.1.100.0030.00617.52
8.1.90.0020.00517.47
8.1.80.0040.00417.30
8.1.70.0030.00317.36
8.1.60.0050.00317.65
8.1.50.0000.00917.50
8.1.40.0040.00417.38
8.1.30.0030.00917.69
8.1.20.0030.00517.67
8.1.10.0000.00817.56
8.1.00.0000.00917.42
8.0.300.0020.00518.77
8.0.290.0070.00016.75
8.0.280.0030.00318.37
8.0.270.0040.00417.26
8.0.260.0000.00616.88
8.0.250.0000.00716.97
8.0.240.0030.00616.97
8.0.230.0070.00016.95
8.0.220.0080.00016.97
8.0.210.0030.00316.93
8.0.200.0030.00316.99
8.0.190.0040.00417.00
8.0.180.0070.00016.91
8.0.170.0030.00316.84
8.0.160.0000.00816.93
8.0.150.0050.00316.88
8.0.140.0040.00416.83
8.0.130.0050.00013.36
8.0.120.0000.00816.82
8.0.110.0050.00216.85
8.0.100.0000.00716.79
8.0.90.0050.00216.80
8.0.80.0110.00416.89
8.0.70.0020.00516.95
8.0.60.0000.00716.78
8.0.50.0040.00416.96
8.0.30.0090.01116.97
8.0.20.0060.01317.40
8.0.10.0040.00416.93
8.0.00.0080.00816.80
7.4.330.0050.00015.55
7.4.320.0000.00616.67
7.4.300.0030.00316.52
7.4.290.0050.00316.52
7.4.280.0050.00516.55
7.4.270.0030.00416.51
7.4.260.0070.00016.61
7.4.250.0000.00716.40
7.4.240.0030.00516.67
7.4.230.0030.00316.41
7.4.220.0060.01216.60
7.4.210.0060.00916.52
7.4.200.0050.00216.70
7.4.160.0090.00916.55
7.4.150.0130.00617.40
7.4.140.0120.00617.86
7.4.130.0140.00616.47
7.4.120.0160.00416.61
7.4.110.0100.00716.71
7.4.100.0110.00816.50
7.4.90.0140.00716.28
7.4.80.0060.01619.39
7.4.70.0100.00716.51
7.4.60.0060.00916.42
7.4.50.0060.00916.59
7.4.40.0100.00716.38
7.4.30.0130.00316.47
7.4.00.0110.00714.85
7.3.330.0030.00313.45
7.3.320.0020.00213.36
7.3.310.0070.00016.34
7.3.300.0070.00016.24
7.3.290.0110.00616.38
7.3.280.0090.00816.37
7.3.270.0120.00617.40
7.3.260.0060.01016.56
7.3.250.0090.01516.43
7.3.240.0120.00416.52
7.3.230.0100.00716.39
7.3.210.0030.01416.63
7.3.200.0090.00616.77
7.3.190.0080.00816.70
7.3.180.0090.01216.49
7.3.170.0070.01016.59
7.3.160.0110.00616.40
7.2.330.0080.00816.75
7.2.320.0040.01416.46
7.2.310.0090.00916.47
7.2.300.0070.01316.77
7.2.290.0080.00816.39
7.2.60.0000.01316.87
7.2.00.0000.01419.61
7.1.200.0120.00015.71
7.1.100.0000.01017.85
7.1.70.0040.01617.13
7.1.60.0170.01635.17
7.1.50.0190.01834.49
7.1.40.0230.01534.34
7.1.30.0280.01234.65
7.1.20.0190.01734.39
7.1.10.0060.01216.55
7.1.00.0120.00616.51
7.0.200.0080.01216.85
7.0.190.0070.01316.67
7.0.180.0140.00516.24
7.0.170.0030.01316.42
7.0.160.0120.00716.16
7.0.150.0060.01316.34
7.0.140.0080.01116.36
7.0.130.0080.01116.66
7.0.120.0020.01416.57
7.0.110.0060.01016.38
7.0.100.0080.00816.23
7.0.90.0020.01516.49
7.0.80.0090.00816.36
7.0.70.0010.01416.21
7.0.60.0030.01216.29
7.0.50.0060.01216.25
7.0.40.0060.01116.40
7.0.30.0030.01316.69
7.0.20.0030.01416.63
7.0.10.0060.01116.45
7.0.00.0000.01516.32

preferences:
55.92 ms | 401 KiB | 5 Q