3v4l.org

run code in 300+ PHP versions simultaneously
<?php class myIterator implements Iterator { public function __construct() { $this->position = 0; } public function rewind() { var_dump(__METHOD__); $this->position = 0; } public function current() { var_dump(__METHOD__); return $this->position; } public function key() { var_dump(__METHOD__); return $this->position; } public function next() { var_dump(__METHOD__); ++$this->position; } public function valid() { var_dump(__METHOD__); return true; } } $i = new LimitIterator(new myIterator, 0, 3); $i = new CachingIterator($i); $i->rewind(); echo "\n1st iteration\n"; echo $i->valid() ? "Valid\n" : "Not valid\n"; echo "Current key: ", $i->key() ?? 'NULL', "\n"; echo "Current value: ", $i->current() ?? 'NULL', "\n"; $i->next(); echo "\n2nd iteration\n"; echo $i->valid() ? "Valid\n" : "Not valid\n"; echo "Current key: ", $i->key() ?? 'NULL', "\n"; echo "Current value: ", $i->current() ?? 'NULL', "\n"; $i->next(); echo "\n3rd iteration\n"; echo $i->valid() ? "Valid\n" : "Not valid\n"; echo "Current key: ", $i->key() ?? 'NULL', "\n"; echo "Current value: ", $i->current() ?? 'NULL', "\n"; $i->next(); echo "\n4th iteration\n"; echo $i->valid() ? "Valid\n" : "Not valid\n"; echo "Current key: ", $i->key() ?? 'NULL', "\n"; echo "Current value: ", $i->current() ?? 'NULL', "\n"; $i->next(); echo "\n5th iteration\n"; echo $i->valid() ? "Valid\n" : "Not valid\n"; echo "Current key: ", $i->key() ?? 'NULL', "\n"; echo "Current value: ", $i->current() ?? 'NULL', "\n"; $i->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)
8.3.70.0080.01516.88
8.3.60.0150.00318.39
8.3.50.0070.01016.57
8.3.40.0180.00018.89
8.3.30.0060.00918.79
8.3.20.0040.00424.18
8.3.10.0050.00324.66
8.3.00.0080.00026.16
8.2.190.0070.01518.41
8.2.180.0110.00425.92
8.2.170.0130.00619.11
8.2.160.0140.00322.96
8.2.150.0050.00325.66
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00426.35
8.2.110.0070.00420.47
8.2.100.0000.01117.84
8.2.90.0050.00317.97
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0000.00817.92
8.2.50.0030.00618.07
8.2.40.0060.00319.88
8.2.30.0030.00518.22
8.2.20.0000.00718.25
8.2.10.0040.00419.47
8.2.00.0040.00419.48
8.1.280.0160.00625.92
8.1.270.0000.00823.99
8.1.260.0030.00528.09
8.1.250.0000.00728.09
8.1.240.0000.00922.48
8.1.230.0040.00820.98
8.1.220.0030.00617.74
8.1.210.0030.00618.77
8.1.200.0090.00017.60
8.1.190.0080.00017.48
8.1.180.0040.00418.10
8.1.170.0000.00818.49
8.1.160.0000.00819.08
8.1.150.0000.00918.90
8.1.140.0040.00418.94
8.1.130.0000.00820.11
8.1.120.0040.00417.42
8.1.110.0040.00417.55
8.1.100.0030.00517.41
8.1.90.0000.00817.45
8.1.80.0030.00617.46
8.1.70.0060.00317.54
8.1.60.0030.00617.62
8.1.50.0000.00917.63
8.1.40.0030.00617.51
8.1.30.0060.00317.73
8.1.20.0050.00317.66
8.1.10.0080.00017.69
8.1.00.0030.00517.46
8.0.300.0030.00620.15
8.0.290.0070.00316.58
8.0.280.0030.00318.51
8.0.270.0040.00417.98
8.0.260.0030.00318.50
8.0.250.0000.00717.02
8.0.240.0000.00717.11
8.0.230.0000.00817.02
8.0.220.0070.00016.95
8.0.210.0040.00416.96
8.0.200.0000.00617.04
8.0.190.0060.00316.92
8.0.180.0050.00316.97
8.0.170.0060.00616.97
8.0.160.0040.00416.93
8.0.150.0070.00016.74
8.0.140.0030.00616.77
8.0.130.0030.00313.35
8.0.120.0000.00816.83
8.0.110.0000.00816.97
8.0.100.0050.00316.74
8.0.90.0080.00017.00
8.0.80.0060.01416.90
8.0.70.0000.00817.03
8.0.60.0040.00416.78
8.0.50.0000.00816.85
8.0.30.0070.01316.97
8.0.20.0030.02016.96
8.0.10.0140.01117.02
8.0.00.0060.01217.09
7.4.330.0000.00515.55
7.4.320.0070.00016.59
7.4.300.0030.00316.70
7.4.290.0040.00416.45
7.4.280.0040.00416.51
7.4.270.0040.00416.68
7.4.260.0030.00313.24
7.4.250.0000.00716.67
7.4.240.0040.00416.54
7.4.230.0040.00416.57
7.4.220.0000.00716.46
7.4.210.0080.00716.61
7.4.200.0040.00416.64
7.4.160.0100.00616.74
7.4.150.0040.01216.61
7.4.140.0120.01216.52
7.4.130.0120.00616.63
7.4.120.0100.00716.54
7.4.110.0100.00716.56
7.4.100.0040.01116.53
7.4.90.0150.00616.61
7.4.80.0060.01516.61
7.4.70.0120.00916.45
7.4.60.0060.00916.63
7.4.50.0100.01316.41
7.4.40.0060.00916.48
7.4.30.0060.01016.40
7.4.20.0090.00616.39
7.4.10.0060.00916.59
7.4.00.0130.00916.55
7.3.330.0020.00516.35
7.3.320.0000.00513.33
7.3.310.0050.00316.26
7.3.300.0000.00716.23
7.3.290.0090.00716.36
7.3.270.0060.00916.32
7.3.260.0060.01016.36
7.3.250.0090.01116.37
7.3.240.0070.01016.27
7.3.230.0130.01116.34
7.3.220.0090.01216.34
7.3.210.0120.00916.43
7.3.200.0120.00916.27
7.3.190.0090.01216.35
7.3.180.0060.00916.25
7.3.170.0060.01516.27
7.3.160.0070.01416.30
7.3.150.0060.01216.35
7.3.140.0070.00816.23
7.3.130.0060.01016.26
7.3.120.0140.00316.35
7.3.110.0080.00716.21
7.3.100.0150.00816.31
7.3.90.0030.01216.58
7.3.80.0040.01216.32
7.3.70.0090.00616.39
7.3.60.0070.01016.42
7.3.50.0120.00916.43
7.3.40.0150.00616.46
7.3.30.0150.00616.45
7.3.20.0120.00616.41
7.3.10.0070.01116.54
7.3.00.0100.00716.45

preferences:
20.55 ms | 401 KiB | 5 Q