3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyIterator implements Iterator { private $var = array(); public function __construct($array) { if (is_array($array)) { $this->var = $array; } } public function rewind() { echo "rewinding\n"; reset($this->var); } public function current() { $var = current($this->var); echo "current: $var\n"; return $var; } public function key() { $var = key($this->var); echo "key: $var\n"; return $var; } public function next() { $var = next($this->var); echo "next: $var\n"; return $var; } public function valid() { $key = key($this->var); $var = ($key !== NULL && $key !== FALSE); echo "valid: $var\n"; return $var; } } $values = array(1,2,3); $it = new MyIterator($values); foreach ($it as $a => $b) { print "$a: $b\n"; var_dump($it->valid()); } var_dump($it->valid()); ?>

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)
8.3.40.0100.01018.83
8.3.30.0000.01518.83
8.3.20.0040.00418.92
8.3.10.0040.00420.67
8.3.00.0030.00619.15
8.2.170.0130.00622.96
8.2.160.0150.00320.89
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00420.77
8.2.110.0100.00020.48
8.2.100.0080.00317.91
8.2.90.0050.00317.98
8.2.80.0000.00919.40
8.2.70.0000.00917.25
8.2.60.0030.00517.93
8.2.50.0030.00519.35
8.2.40.0070.00318.34
8.2.30.0040.00418.02
8.2.20.0040.00417.73
8.2.10.0000.00817.64
8.2.00.0030.00617.80
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0080.00022.05
8.1.230.0040.00720.93
8.1.220.0000.00917.74
8.1.210.0030.00519.04
8.1.200.0040.00417.35
8.1.190.0040.00417.52
8.1.180.0000.00818.10
8.1.170.0040.00418.90
8.1.160.0030.00618.89
8.1.150.0040.00418.63
8.1.140.0080.00017.49
8.1.130.0000.00817.74
8.1.120.0000.00817.35
8.1.110.0000.00717.42
8.1.100.0040.00417.49
8.1.90.0040.00417.42
8.1.80.0070.00017.44
8.1.70.0040.00417.43
8.1.60.0000.00817.59
8.1.50.0060.00317.35
8.1.40.0100.00017.56
8.1.30.0040.00417.62
8.1.20.0000.00817.63
8.1.10.0000.00717.58
8.1.00.0000.00717.34
8.0.300.0080.00020.09
8.0.290.0050.00216.63
8.0.280.0000.00718.43
8.0.270.0030.00317.26
8.0.260.0040.00416.73
8.0.250.0030.00716.98
8.0.240.0070.00216.14
8.0.230.0000.00716.96
8.0.220.0030.00316.91
8.0.210.0070.00016.88
8.0.200.0030.00316.95
8.0.190.0000.00716.86
8.0.180.0040.00416.81
8.0.170.0030.00616.83
8.0.160.0030.00516.96
8.0.150.0000.00816.87
8.0.140.0040.00716.86
8.0.130.0000.00613.25
8.0.120.0050.00316.81
8.0.110.0040.00416.73
8.0.100.0070.00016.99
8.0.90.0040.00416.89
8.0.80.0110.00416.82
8.0.70.0000.00716.74
8.0.60.0000.00716.75
8.0.50.0060.00316.79
8.0.30.0110.01117.16
8.0.20.0060.01416.94
8.0.10.0050.00217.08
8.0.00.0110.00716.79
7.4.330.0000.00513.00
7.4.320.0000.00716.60
7.4.300.0030.00316.36
7.4.290.0070.00016.51
7.4.280.0040.00416.59
7.4.270.0040.00416.61
7.4.260.0030.00313.23
7.4.250.0040.00416.48
7.4.240.0000.00716.59
7.4.230.0040.00416.25
7.4.220.0090.01216.55
7.4.210.0070.00716.56
7.4.200.0000.00716.57
7.4.190.0000.00716.66
7.4.160.0060.01016.63
7.4.150.0090.00916.46
7.4.140.0070.01016.52
7.4.130.0130.00316.50
7.4.120.0110.00716.41
7.4.110.0060.01016.65
7.4.100.0090.00916.64
7.4.90.0090.00916.45
7.4.80.0100.01216.43
7.4.70.0130.00316.40
7.4.60.0100.00716.54
7.4.50.0070.00016.57
7.4.40.0040.00716.63
7.4.30.0000.01516.37
7.4.10.0040.01414.68
7.4.00.0100.00815.05
7.3.330.0030.00313.34
7.3.320.0050.00013.23
7.3.310.0040.00416.40
7.3.300.0000.00716.36
7.3.290.0060.00916.30
7.3.280.0100.01016.33
7.3.270.0140.00316.28
7.3.260.0100.00916.56
7.3.250.0140.00616.52
7.3.240.0040.01416.48
7.3.230.0120.00416.63
7.3.210.0070.01016.28
7.3.200.0170.00619.39
7.3.190.0120.00316.39
7.3.180.0160.00016.41
7.3.170.0130.00516.56
7.3.160.0100.00716.64
7.3.130.0070.01014.96
7.3.120.0060.01114.65
7.3.110.0030.01414.80
7.3.100.0070.01114.78
7.3.90.0030.01214.73
7.3.80.0030.01014.92
7.3.70.0110.00314.86
7.3.60.0070.00714.68
7.3.50.0030.01014.83
7.3.40.0040.01114.89
7.3.30.0040.01214.52
7.3.20.0060.00616.68
7.3.10.0140.00016.66
7.3.00.0040.00416.77
7.2.330.0040.01316.74
7.2.320.0090.01416.71
7.2.310.0130.01016.59
7.2.300.0110.00816.67
7.2.290.0070.01016.79
7.2.260.0110.00715.02
7.2.250.0070.01114.96
7.2.240.0040.01115.09
7.2.230.0110.00315.34
7.2.220.0140.00015.05
7.2.210.0070.00714.91
7.2.200.0060.01115.04
7.2.190.0090.00914.91
7.2.180.0070.00315.27
7.2.170.0080.00815.05
7.2.160.0040.00814.99
7.2.150.0000.01316.93
7.2.140.0070.01017.06
7.2.130.0060.00916.92
7.2.120.0060.00316.88
7.2.110.0070.00417.04
7.2.100.0070.00716.91
7.2.90.0030.01017.00
7.2.80.0120.00616.89
7.2.70.0090.00316.98
7.2.60.0090.00617.02
7.2.50.0000.01016.77
7.2.40.0090.00717.08
7.2.30.0040.00717.03
7.2.20.0060.00916.74
7.2.10.0100.00317.03
7.2.00.0040.01017.95
7.1.330.0030.01015.73
7.1.320.0030.01015.60
7.1.310.0110.00315.55
7.1.300.0040.00815.70
7.1.290.0070.00315.80
7.1.280.0040.01415.64
7.1.270.0080.00315.55
7.1.260.0100.00315.87
7.1.250.0030.00915.89
7.1.240.0040.00415.87
7.1.230.0090.00315.64
7.1.220.0030.01015.68
7.1.210.0080.00415.57
7.1.200.0090.00415.84
7.1.190.0060.00315.76
7.1.180.0040.00715.77
7.1.170.0070.00715.93
7.1.160.0070.01015.73
7.1.150.0080.00715.63
7.1.140.0060.00915.91
7.1.130.0000.01115.68
7.1.120.0090.00315.94
7.1.110.0090.00615.78
7.1.100.0090.00315.84
7.1.90.0050.00515.73
7.1.80.0040.00415.71
7.1.70.0040.00616.50
7.1.60.0070.00716.55
7.1.50.0160.00416.23
7.1.40.0060.00315.69
7.1.30.0030.00615.95
7.1.20.0060.00615.86
7.1.10.0000.01615.83
7.1.00.0030.02519.12
7.0.330.0040.01115.45
7.0.320.0070.00715.45
7.0.310.0000.01015.41
7.0.300.0040.00415.20
7.0.290.0090.00015.60
7.0.280.0110.00415.32
7.0.270.0030.01015.41
7.0.260.0040.01115.21
7.0.250.0040.01115.19
7.0.240.0000.00815.57
7.0.230.0050.00515.29
7.0.220.0000.01215.64
7.0.210.0040.00415.45
7.0.200.0030.01116.15
7.0.190.0060.00615.32
7.0.180.0050.00515.39
7.0.170.0030.00615.42
7.0.160.0000.01415.46
7.0.150.0100.00315.45
7.0.140.0040.04218.73
7.0.130.0040.00715.30
7.0.120.0060.04018.75
7.0.110.0110.00315.58
7.0.100.0060.00615.51
7.0.90.0050.00315.55
7.0.80.0000.01515.53
7.0.70.0000.01615.44
7.0.60.0070.04617.65
7.0.50.0050.04516.75
7.0.40.0100.03816.91
7.0.30.0250.03716.68
7.0.20.0130.02916.80
7.0.10.0150.03216.82
7.0.00.0120.04116.72
5.6.400.0090.00313.92
5.6.390.0030.01013.92
5.6.380.0030.00814.36
5.6.370.0060.00614.66
5.6.360.0060.00314.70
5.6.350.0080.00314.05
5.6.340.0000.01414.37
5.6.330.0040.00814.61
5.6.320.0070.01014.69
5.6.310.0100.00014.50
5.6.300.0060.00914.57
5.6.290.0000.01214.65
5.6.280.0050.04017.63
5.6.270.0000.00914.52
5.6.260.0030.00614.48
5.6.250.0080.00614.49
5.6.240.0080.00814.40
5.6.230.0100.00314.17
5.6.220.0030.01014.45
5.6.210.0030.04517.34
5.6.200.0050.03016.34
5.6.190.0080.03017.43
5.6.180.0150.02717.55
5.6.170.0120.02817.49
5.6.160.0080.02117.39
5.6.150.0070.03116.07
5.6.140.0080.03316.28
5.6.130.0080.02616.21
5.6.120.0050.03517.75
5.6.110.0070.04317.77
5.6.100.0050.03817.67
5.6.90.0050.04017.56
5.6.80.0070.03617.43
5.6.70.0100.04217.39
5.6.60.0000.01314.27
5.6.50.0060.00614.41
5.6.40.0030.00614.45
5.6.30.0040.01114.35
5.6.20.0030.00714.14
5.6.10.0110.00414.58
5.6.00.0060.00914.41
5.5.380.0100.00314.34
5.5.370.0090.00614.04
5.5.360.0040.00414.24
5.5.350.0170.03017.53
5.5.340.0050.02216.23
5.5.330.0100.04217.37
5.5.320.0120.04517.45
5.5.310.0150.02817.43
5.5.300.0060.02616.04
5.5.290.0110.04116.17
5.5.280.0080.02317.56
5.5.270.0020.05417.55
5.5.260.0050.04717.56
5.5.250.0080.03317.41
5.5.240.0080.03717.32
5.5.230.0120.00314.03
5.5.220.0000.01014.05
5.5.210.0030.01214.06
5.5.200.0100.00613.91
5.5.190.0080.00813.95
5.5.180.0070.00314.36
5.5.170.0070.00714.32
5.5.160.0040.00714.21
5.5.150.0100.00714.26
5.5.140.0030.01314.24
5.5.130.0030.01314.14
5.5.120.0030.01014.15
5.5.110.0030.01014.02
5.5.100.0040.01114.38
5.5.90.0060.00814.32
5.5.80.0090.00314.33
5.5.70.0030.01014.05
5.5.60.0080.00314.10
5.5.50.0060.01014.03
5.5.40.0070.00414.08
5.5.30.0040.01214.29
5.5.20.0030.01213.96
5.5.10.0090.00314.40
5.5.00.0100.00613.85
5.4.450.0070.04215.41
5.4.440.0030.03715.12
5.4.430.0030.04515.22
5.4.420.0030.04515.14
5.4.410.0040.02315.29
5.4.400.0030.03015.22
5.4.390.0030.02415.18
5.4.380.0060.04014.99
5.4.370.0070.03714.83
5.4.360.0050.02515.03
5.4.350.0070.04015.26
5.4.340.0050.04115.12
5.4.330.0060.00611.34
5.4.320.0030.04015.13
5.4.310.0050.04515.02
5.4.300.0030.03515.18
5.4.290.0020.03814.99
5.4.280.0080.03814.95
5.4.270.0070.02315.02
5.4.260.0030.03314.88
5.4.250.0030.03115.26
5.4.240.0060.04215.13
5.4.230.0020.04714.91
5.4.220.0050.04015.20
5.4.210.0100.03114.91
5.4.200.0020.03115.11
5.4.190.0100.03814.79
5.4.180.0020.03115.03
5.4.170.0050.03214.98
5.4.160.0110.03315.21
5.4.150.0080.03014.84
5.4.140.0050.04013.74
5.4.130.0030.03213.77
5.4.120.0100.03813.61
5.4.110.0050.02513.60
5.4.100.0050.03213.96
5.4.90.0100.01513.76
5.4.80.0040.02413.85
5.4.70.0050.02413.85
5.4.60.0070.04013.68
5.4.50.0090.03013.71
5.4.40.0070.03513.77
5.4.30.0030.04013.92
5.4.20.0020.04313.68
5.4.10.0080.03913.57
5.4.00.0070.03313.47
5.3.290.0100.03812.76
5.3.280.0050.03012.68
5.3.270.0020.03612.60
5.3.260.0040.03412.68
5.3.250.0030.02512.59
5.3.240.0000.02912.60
5.3.230.0060.02012.64
5.3.220.0050.04012.58
5.3.210.0100.03812.59
5.3.200.0040.03812.52
5.3.190.0030.04612.59
5.3.180.0040.04412.66
5.3.170.0070.03312.58
5.3.160.0030.04012.71
5.3.150.0070.04112.65
5.3.140.0020.04012.58
5.3.130.0080.03912.59
5.3.120.0050.04312.58
5.3.110.0070.03812.58
5.3.100.0080.03212.33
5.3.90.0040.04012.34
5.3.80.0030.04112.38
5.3.70.0050.03812.29
5.3.60.0110.03512.34
5.3.50.0030.03712.29
5.3.40.0070.03212.27
5.3.30.0030.03112.32
5.3.20.0030.02712.10
5.3.10.0080.03812.13
5.3.00.0030.03112.13
5.2.170.0000.05011.05
5.2.160.0030.04311.15
5.2.150.0030.04311.22
5.2.140.0000.03711.16
5.2.130.0030.07011.17
5.2.120.0030.06711.08
5.2.110.0100.05011.12
5.2.100.0070.03011.13
5.2.90.0030.06711.28
5.2.80.0030.06711.15
5.2.70.0070.06311.06
5.2.60.0070.03710.98
5.2.50.0030.05711.06
5.2.40.0000.07010.95
5.2.30.0000.04010.93
5.2.20.0130.02710.89
5.2.10.0030.05310.76
5.2.00.0070.04710.89
5.1.60.0070.05010.07
5.1.50.0030.03710.01
5.1.40.0030.0509.90
5.1.30.0000.06710.26
5.1.20.0000.06010.44
5.1.10.0100.05010.13
5.1.00.0000.03710.08
5.0.50.0000.0338.55
5.0.40.0030.0478.40
5.0.30.0070.0408.27
5.0.20.0100.0408.17
5.0.10.0100.0308.16
5.0.00.0000.0408.13
4.4.90.0070.0207.90
4.4.80.0030.0377.90
4.4.70.0030.0377.90
4.4.60.0000.0337.90
4.4.50.0030.0277.90
4.4.40.0030.0537.90
4.4.30.0070.0177.90
4.4.20.0000.0237.90
4.4.10.0000.0237.90
4.4.00.0030.0537.90
4.3.110.0000.0337.90
4.3.100.0030.0307.90
4.3.90.0070.0337.90
4.3.80.0030.0537.90
4.3.70.0000.0337.90
4.3.60.0000.0237.90
4.3.50.0070.0177.90
4.3.40.0000.0507.90
4.3.30.0000.0377.90
4.3.20.0000.0377.90
4.3.10.0070.0237.90
4.3.00.0000.0177.90

preferences:
44.94 ms | 400 KiB | 5 Q