3v4l.org

run code in 300+ PHP versions simultaneously
<?php class values implements Iterator { private $_data = null; // array or object private $_keys = array(); private $_key = false; public function __construct($data = null){ $this->_data = $data; } public function current(){ return $this->_data->{"{$this->_key}"}; } public function key(){ return $this->_key; } public function next(){ $this->_key = next($this->_keys); } public function rewind(){ if (is_object($this->_data)){ $this->_keys = array_keys(get_object_vars($this->_data)); } $this->_key = reset($this->_keys); } public function valid(){ if (false === $this->_key){ return false; } return isset($this->_data->{"{$this->_key}"}); } } $values = new values(new DateTime()); for ($i = 0; $i < 100; $i++){ foreach($values as $k => $v) { var_dump($k, $v); } }

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)
8.3.60.0100.01018.54
8.3.50.0220.00721.27
8.3.40.0080.00818.77
8.3.30.0110.00320.38
8.3.20.0080.00020.30
8.3.10.0040.00421.18
8.3.00.0060.00322.43
8.2.180.0110.01116.88
8.2.170.0040.01122.96
8.2.160.0030.01022.17
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0080.00020.93
8.2.110.0060.00319.35
8.2.100.0040.00818.03
8.2.90.0000.00719.17
8.2.80.0030.00517.97
8.2.70.0070.00317.63
8.2.60.0050.00318.05
8.2.50.0080.00018.07
8.2.40.0040.00418.21
8.2.30.0000.00819.52
8.2.20.0040.00417.80
8.2.10.0040.00418.02
8.2.00.0040.00417.91
8.1.280.0110.00425.92
8.1.270.0080.00023.99
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00323.80
8.1.230.0000.01120.95
8.1.220.0030.00618.77
8.1.210.0080.00418.93
8.1.200.0070.00317.38
8.1.190.0000.00717.64
8.1.180.0030.00618.10
8.1.170.0000.00818.81
8.1.160.0040.00418.97
8.1.150.0030.00618.80
8.1.140.0000.00817.54
8.1.130.0050.00317.92
8.1.120.0020.00517.70
8.1.110.0050.00217.61
8.1.100.0000.00817.70
8.1.90.0070.00017.65
8.1.80.0050.00317.61
8.1.70.0000.00717.65
8.1.60.0030.00617.78
8.1.50.0040.00417.57
8.1.40.0000.00817.67
8.1.30.0030.00617.68
8.1.20.0000.00817.80
8.1.10.0040.00417.62
8.1.00.0040.00417.77
8.0.300.0060.00320.07
8.0.290.0080.00017.30
8.0.280.0030.00318.54
8.0.270.0030.00317.36
8.0.260.0030.00816.95
8.0.250.0030.00317.09
8.0.240.0000.00817.27
8.0.230.0040.00417.21
8.0.220.0030.00316.98
8.0.210.0080.00017.10
8.0.200.0000.00617.18
8.0.190.0060.00317.14
8.0.180.0000.00717.20
8.0.170.0000.00717.05
8.0.160.0000.00717.13
8.0.150.0000.00717.15
8.0.140.0040.00416.98
8.0.130.0000.00613.46
8.0.120.0030.00616.97
8.0.110.0030.00617.09
8.0.100.0070.00017.18
8.0.90.0000.00716.90
8.0.80.0090.00617.12
8.0.70.0070.00016.94
8.0.60.0060.00317.23
8.0.50.0040.00417.18
8.0.30.0100.01017.38
8.0.20.0070.01217.40
8.0.10.0040.00417.29
8.0.00.0080.01817.06
7.4.330.0050.00016.67
7.4.320.0030.00316.69
7.4.300.0030.00316.56
7.4.290.0030.00316.77
7.4.280.0000.00716.74
7.4.270.0030.00316.66
7.4.260.0030.00313.35
7.4.250.0040.00416.69
7.4.240.0010.00616.74
7.4.230.0000.00716.87
7.4.220.0040.00216.84
7.4.210.0060.01016.73
7.4.200.0030.00316.46
7.4.190.0070.00016.57
7.4.160.0060.00916.66
7.4.150.0090.00917.40
7.4.140.0110.01017.86
7.4.130.0100.01016.73
7.4.120.0110.00616.74
7.4.110.0100.00716.60
7.4.100.0100.00716.66
7.4.90.0100.00716.65
7.4.80.0130.00319.39
7.4.70.0090.01016.66
7.4.60.0100.00716.68
7.4.50.0020.00216.52
7.4.40.0070.00722.77
7.4.30.0040.01216.82
7.4.00.0000.01715.21
7.3.330.0070.00013.31
7.3.320.0060.00013.31
7.3.310.0040.00416.47
7.3.300.0080.00016.50
7.3.290.0100.01016.47
7.3.280.0110.00916.49
7.3.270.0180.00617.40
7.3.260.0150.01118.24
7.3.250.0110.01616.58
7.3.240.0170.00716.64
7.3.230.0100.01316.93
7.3.210.0030.02016.86
7.3.200.0130.01319.39
7.3.190.0060.01616.58
7.3.180.0170.00416.63
7.3.170.0190.00316.60
7.3.160.0220.00616.44
7.3.120.0090.00915.19
7.2.330.0190.01616.87
7.2.320.0170.00916.62
7.2.310.0150.00916.62
7.2.300.0110.01116.86
7.2.290.0120.01216.73
7.2.60.0130.00316.92
7.2.00.0070.00719.59
7.1.200.0030.01316.00
7.1.100.0000.01118.15
7.1.70.0060.00317.28
7.1.60.0110.01819.17
7.1.50.0130.01017.21
7.1.00.0100.06022.35
7.0.200.0030.00916.88
7.0.140.0030.07721.93
7.0.110.0070.04720.06
7.0.100.0100.03720.12
7.0.90.0100.03719.99
7.0.80.0070.04720.07
7.0.70.0230.04020.06
7.0.60.0170.04719.92
7.0.50.0000.03720.10
7.0.40.0030.04019.83
7.0.30.0030.04319.70
7.0.20.0100.03319.72
7.0.10.0070.04019.69
7.0.00.0170.04019.70
5.6.280.0030.07721.08
5.6.260.0130.06020.61
5.6.250.0000.04720.64
5.6.240.0130.03720.71
5.6.230.0100.03720.71
5.6.220.0070.04020.63
5.6.210.0070.04720.69
5.6.200.0000.04020.67
5.6.190.0000.04020.66
5.6.180.0070.03720.63
5.6.170.0070.03020.54
5.6.160.0130.03320.59
5.6.150.0030.04320.66
5.6.140.0030.04320.67
5.6.130.0070.03020.66
5.6.120.0030.03720.57
5.6.110.0070.03020.71
5.6.100.0030.04320.65
5.6.90.0100.02720.54
5.6.80.0130.03019.95
5.6.70.0070.04020.02
5.6.60.0100.04319.96
5.6.50.0000.04319.95
5.6.40.0170.07020.20
5.6.30.0030.07320.07
5.6.20.0130.07019.96
5.6.10.0030.07719.91
5.6.00.0070.06719.98
5.5.380.0030.06020.39
5.5.370.0100.03720.57
5.5.360.0000.04720.54
5.5.350.0030.04320.54
5.5.340.0100.03720.82
5.5.330.0000.04320.79
5.5.320.0070.06020.76
5.5.310.0000.04720.85
5.5.300.0100.06720.98
5.5.290.0100.04320.93
5.5.280.0100.04320.98
5.5.270.0000.04720.91
5.5.260.0030.04320.96
5.5.250.0070.07720.80
5.5.240.0170.02720.41
5.5.230.0070.06320.09
5.5.220.0070.08020.28
5.5.210.0130.03020.26
5.5.200.0130.05020.15
5.5.190.0070.06320.33
5.5.180.0100.04320.38
5.5.160.0070.06020.31
5.5.150.0100.08020.30
5.5.140.0170.07020.20
5.5.130.0030.06720.04
5.5.120.0170.07020.23
5.5.110.0170.07320.18
5.5.100.0070.07720.04
5.5.90.0100.05720.26
5.5.80.0100.04020.11
5.5.70.0100.07320.25
5.5.60.0030.08320.27
5.5.50.0070.08020.02
5.5.40.0100.04720.14
5.5.30.0030.05020.04
5.5.20.0130.07720.18
5.5.10.0170.06720.25
5.5.00.0100.07720.16
5.4.450.0070.03719.33
5.4.440.0070.05019.57
5.4.430.0070.03719.36
5.4.420.0030.04019.31
5.4.410.0030.04019.18
5.4.400.0030.05718.96
5.4.390.0070.03719.03
5.4.380.0070.03719.09
5.4.370.0030.07019.23
5.4.360.0100.07019.22
5.4.350.0100.07319.23
5.4.340.0030.04319.03
5.4.320.0030.08319.02
5.4.310.0100.06018.99
5.4.300.0130.04018.98
5.4.290.0130.07319.16
5.4.280.0070.07319.17
5.4.270.0070.07719.22
5.4.260.0030.08719.00
5.4.250.0030.08019.23
5.4.240.0070.08319.21
5.4.230.0000.08018.99
5.4.220.0070.03718.93
5.4.210.0100.07319.21
5.4.200.0100.07319.09
5.4.190.0100.07718.98
5.4.180.0070.08019.32
5.4.170.0200.06319.17
5.4.160.0100.06718.97
5.4.150.0100.07319.29
5.4.140.0170.06716.56
5.4.130.0070.07316.59
5.4.120.0070.07716.60
5.4.110.0100.06716.62
5.4.100.0070.06016.64
5.4.90.0070.07316.63
5.4.80.0000.08016.46
5.4.70.0030.07316.48
5.4.60.0170.06716.56
5.4.50.0170.07016.24
5.4.40.0070.06016.52
5.4.30.0130.05016.48
5.4.20.0030.07316.52
5.4.10.0070.04716.41
5.4.00.0130.03015.98
5.3.290.0100.04714.77
5.3.280.0100.06714.69
5.3.270.0070.06314.64
5.3.260.0100.07714.64
5.3.250.0000.08314.61
5.3.240.0200.06314.63
5.3.230.0100.07714.46
5.3.220.0070.05714.54
5.3.210.0030.07714.71
5.3.200.0100.04014.67
5.3.190.0100.08314.60
5.3.180.0030.05714.55
5.3.170.0170.05714.61
5.3.160.0130.06314.60
5.3.150.0000.07714.70
5.3.140.0030.07014.58
5.3.130.0100.07314.41
5.3.120.0070.08014.59
5.3.110.0100.07314.55
5.3.100.0030.08014.05
5.3.90.0100.07014.03
5.3.80.0170.06714.11
5.3.70.0100.07314.26
5.3.60.0030.07714.01
5.3.50.0130.07014.02
5.3.40.0170.06714.00
5.3.30.0130.06014.05
5.3.20.0070.07313.84
5.3.10.0030.08013.65
5.3.00.0070.07713.66
5.2.170.0030.04012.19
5.2.160.0030.03712.19
5.2.150.0030.06712.19
5.2.140.0130.05712.19
5.2.130.0070.04312.19
5.2.120.0030.06312.19
5.2.110.0000.06012.19
5.2.100.0100.05712.19
5.2.90.0030.05712.19
5.2.80.0030.06312.19
5.2.70.0100.05712.19
5.2.60.0000.04012.19
5.2.50.0030.06012.19
5.2.40.0070.03012.19
5.2.30.0100.05712.19
5.2.20.0100.02712.19
5.2.10.0030.05712.19
5.2.00.0070.06012.19
5.1.60.0000.05712.19
5.1.50.0030.05312.19
5.1.40.0070.05312.19
5.1.30.0030.04012.19
5.1.20.0070.05712.19
5.1.10.0100.05012.19
5.1.00.0030.05312.19
5.0.50.0030.04312.19
5.0.40.0030.02312.19
5.0.30.0070.04312.19
5.0.20.0000.04712.19
5.0.10.0030.04312.19
5.0.00.0000.06312.19
4.4.90.0030.03012.19
4.4.80.0000.03712.19
4.4.70.0030.03312.19
4.4.60.0000.03712.19
4.4.50.0070.03012.19
4.4.40.0030.05012.19
4.4.30.0030.03012.19
4.4.20.0000.03712.19
4.4.10.0000.02312.19
4.4.00.0030.05012.19
4.3.110.0000.03712.19
4.3.100.0030.02712.19
4.3.90.0070.03012.19
4.3.80.0070.05312.19
4.3.70.0000.03712.19
4.3.60.0070.02712.19
4.3.50.0000.03712.19
4.3.40.0000.03712.19
4.3.30.0030.02712.19
4.3.20.0070.03312.19
4.3.10.0000.03312.19
4.3.00.0000.03712.19

preferences:
49.04 ms | 400 KiB | 5 Q