3v4l.org

run code in 300+ PHP versions simultaneously
<?php class myIterator implements Iterator { public $bar = [5, 4, 3, 2, 1]; public function valid() { return $this->key() !== null; } public function current() { return current($this->bar); } public function key() { return key($this->bar); } public function next() { return next($this->bar); } public function rewind() { rewind($this->bar); } } $it = new myIterator(); while ($it->valid()) { var_dump($it->current()); $it->next(); }

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)
8.4.140.0150.01317.40
8.4.130.0120.00818.47
8.4.120.0050.00418.02
8.4.110.0150.00424.11
8.4.100.0130.00617.66
8.4.90.0150.00620.41
8.4.80.0030.00518.86
8.4.70.0120.00918.82
8.4.60.0120.00818.99
8.4.50.0130.01220.02
8.4.40.0090.00920.62
8.4.30.0100.00617.96
8.4.20.0130.00718.02
8.4.10.0000.00917.67
8.3.270.0090.01016.63
8.3.260.0040.00316.54
8.3.250.0120.00616.61
8.3.240.0140.00516.57
8.3.230.0130.00516.79
8.3.220.0090.00619.05
8.3.210.0050.00316.95
8.3.200.0050.00516.94
8.3.190.0120.00916.93
8.3.180.0140.00616.76
8.3.170.0090.00917.20
8.3.160.0120.00616.41
8.3.150.0070.01020.63
8.3.140.0030.00517.06
8.3.130.0080.00018.73
8.3.120.0040.00420.84
8.3.110.0030.00516.63
8.3.100.0110.00724.06
8.3.90.0070.00718.43
8.3.80.0030.00618.43
8.3.70.0070.01116.63
8.3.60.0110.00718.43
8.3.50.0100.00921.27
8.3.40.0040.01118.71
8.3.30.0000.01418.59
8.3.20.0090.00018.50
8.3.10.0000.00721.87
8.3.00.0000.00820.85
8.2.290.0100.00916.68
8.2.280.0130.00620.11
8.2.270.0070.01117.36
8.2.260.0080.00016.47
8.2.250.0070.00718.33
8.2.240.0070.00317.06
8.2.230.0080.00020.94
8.2.220.0100.00037.54
8.2.210.0080.00626.77
8.2.200.0040.00418.16
8.2.190.0090.00916.75
8.2.180.0070.01116.63
8.2.170.0110.00722.96
8.2.160.0140.00019.16
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00321.05
8.2.110.0060.00321.06
8.2.100.0080.00417.92
8.2.90.0000.00819.17
8.2.80.0030.00517.97
8.2.70.0060.00317.75
8.2.60.0020.00517.93
8.2.50.0030.00618.10
8.2.40.0000.00820.65
8.2.30.0040.00420.62
8.2.20.0000.00717.56
8.2.10.0040.00418.11
8.2.00.0040.00417.94
8.1.330.0120.00616.43
8.1.320.0110.00917.70
8.1.310.0080.00020.33
8.1.300.0070.00320.20
8.1.290.0000.00818.88
8.1.280.0070.01025.92
8.1.270.0050.00323.71
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.98
8.1.230.0070.00417.45
8.1.220.0030.00617.76
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0050.00317.35
8.1.180.0030.00518.10
8.1.170.0040.00418.65
8.1.160.0040.00421.00
8.1.150.0040.00418.81
8.1.140.0090.00019.58
8.1.130.0000.00717.69
8.1.120.0000.00717.47
8.1.110.0030.00317.43
8.1.100.0040.00417.45
8.1.90.0030.00517.46
8.1.80.0030.00617.45
8.1.70.0000.00717.30
8.1.60.0050.00317.45
8.1.50.0030.00617.52
8.1.40.0050.00217.55
8.1.30.0040.00417.55
8.1.20.0110.00017.69
8.1.10.0000.00817.39
8.1.00.0040.00417.51
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0000.00818.36
8.0.270.0030.00618.67
8.0.260.0070.00317.14
8.0.250.0000.00816.93
8.0.240.0030.00316.97
8.0.230.0040.00416.92
8.0.220.0070.00016.88
8.0.210.0050.00216.89
8.0.200.0060.00016.86
8.0.190.0000.00716.99
8.0.180.0000.00916.81
8.0.170.0030.00616.96
8.0.160.0040.00416.89
8.0.150.0000.00716.80
8.0.140.0030.00316.83
8.0.130.0030.00313.27
8.0.120.0040.00416.89
8.0.110.0040.00416.77
8.0.100.0020.00516.98
8.0.90.0020.00516.95
8.0.80.0070.01516.91
8.0.70.0050.00216.92
8.0.60.0040.00416.90
8.0.50.0070.00016.85
8.0.30.0090.00916.99
8.0.20.0090.01017.40
8.0.10.0040.00417.08
8.0.00.0110.00916.57
7.4.330.0050.00015.08
7.4.320.0000.00616.61
7.4.300.0000.00616.46
7.4.290.0030.00316.63
7.4.280.0000.00716.64
7.4.270.0030.00316.49
7.4.260.0030.00316.47
7.4.250.0000.00716.46
7.4.240.0050.00216.58
7.4.230.0000.00716.67
7.4.220.0070.01116.63
7.4.210.0000.01416.69
7.4.200.0030.00316.60
7.4.160.0060.00916.53
7.4.150.0040.01317.40
7.4.140.0100.00717.86
7.4.130.0050.01316.44
7.4.120.0070.01116.48
7.4.110.0070.01016.46
7.4.100.0100.01416.34
7.4.90.0090.00916.42
7.4.80.0120.00919.39
7.4.70.0120.00616.62
7.4.60.0130.00316.60
7.4.50.0030.01316.38
7.4.40.0090.00916.61
7.4.30.0080.00816.37
7.4.00.0160.00014.93
7.3.330.0060.00013.08
7.3.320.0030.00313.17
7.3.310.0030.00316.29
7.3.300.0000.00716.17
7.3.290.0050.01216.30
7.3.280.0070.01016.26
7.3.270.0100.00917.40
7.3.260.0100.01416.22
7.3.250.0080.00916.40
7.3.240.0060.01216.35
7.3.230.0100.00616.41
7.3.210.0100.00716.31
7.3.200.0060.01016.30
7.3.190.0090.01216.30
7.3.180.0120.00316.53
7.3.170.0090.00616.18
7.3.160.0030.01316.35
7.2.330.0040.01416.86
7.2.320.0080.00816.69
7.2.310.0120.00416.72
7.2.300.0140.00316.57
7.2.290.0100.00716.59
7.2.60.0080.00616.90
7.2.00.0000.01119.06
7.1.200.0030.00615.86
7.1.100.0060.00617.89
7.1.70.0000.01617.27
7.1.60.0150.00317.26
7.1.00.0030.07722.35
7.0.200.0040.01116.40
7.0.60.0300.07319.84
7.0.50.0100.08017.85
7.0.40.0700.07320.25
7.0.30.0700.06720.29
7.0.20.0600.06320.07
7.0.10.0700.06320.26
7.0.00.0570.06720.38
5.6.280.0030.07021.07
5.6.210.0130.07020.68
5.6.200.0130.06318.18
5.6.190.0670.06320.47
5.6.180.0630.06320.45
5.6.170.0530.06720.58
5.6.160.0600.05720.45
5.6.150.0700.06720.36
5.6.140.0500.06020.40
5.6.130.0630.05720.45
5.6.120.0830.07020.41
5.6.110.0030.06720.59
5.6.100.0670.05720.26
5.6.90.0770.04720.39
5.6.80.0570.05319.70
5.6.70.0370.06019.75
5.6.60.0130.06019.78
5.6.50.0100.06019.76
5.6.40.0230.05019.73
5.6.30.0130.06319.76
5.6.20.0300.04319.77
5.6.10.0230.05019.72
5.6.00.0200.05719.72
5.5.350.0330.04720.41
5.5.340.0030.04717.95
5.5.330.0500.06320.38
5.5.320.0600.06320.33
5.5.310.0670.06020.41
5.5.300.0900.06320.00
5.5.290.0670.07020.21
5.5.280.0330.07320.18
5.5.270.0200.06320.17
5.5.260.0600.06320.15
5.5.250.0270.07719.82
5.5.240.0830.05019.50
5.5.230.0270.07019.59
5.5.220.0270.06019.59
5.5.210.0170.05719.62
5.5.200.0230.04719.36
5.5.190.0230.05019.57
5.5.180.0300.06019.56
5.5.160.0200.05719.57
5.5.150.0130.06019.56
5.5.140.0200.05319.52
5.5.130.0200.05319.36
5.5.120.0100.06019.56
5.5.110.0130.06319.41
5.5.100.0130.06019.43
5.5.90.0200.05319.38
5.5.80.0300.06019.36
5.5.70.0300.05019.35
5.5.60.0270.05019.64
5.5.50.0070.06719.45
5.5.40.0230.05019.47
5.5.30.0070.06319.41
5.5.20.0100.06019.49
5.5.10.0230.05319.39
5.5.00.0300.05019.37

preferences:
32.14 ms | 403 KiB | 5 Q