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 $this->{"{$this->_key}"}; } public function key(){ return $this->_key; } public function next(){ $this->_key = next($this->_keys); } public function rewind(){ $this->_keys = array(); foreach ($this->_data as $k => $v){ $this->_keys[] = $k; } $this->_key = reset($this->_keys); } public function valid(){ if (false === $this->_key){ return false; } return isset($this->{"{$this->_key}"}); } } $values = new values(new DateTime()); foreach($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)
8.3.60.0120.00918.45
8.3.50.0110.00621.33
8.3.40.0120.00918.91
8.3.30.0040.01120.32
8.3.20.0040.00420.20
8.3.10.0040.01221.16
8.3.00.0040.00422.40
8.2.180.0120.00616.75
8.2.170.0110.00422.96
8.2.160.0030.01020.44
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0060.00320.77
8.2.110.0060.00319.45
8.2.100.0120.00017.91
8.2.90.0080.00019.36
8.2.80.0040.00417.97
8.2.70.0050.00317.75
8.2.60.0000.00818.05
8.2.50.0040.00418.07
8.2.40.0080.00018.21
8.2.30.0000.00719.41
8.2.20.0050.00217.80
8.2.10.0070.00017.90
8.2.00.0070.00018.00
8.1.280.0090.00625.92
8.1.270.0030.00523.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00022.45
8.1.230.0030.00721.04
8.1.220.0000.00818.77
8.1.210.0030.00519.13
8.1.200.0060.00317.60
8.1.190.0040.00417.63
8.1.180.0040.00418.10
8.1.170.0030.00618.70
8.1.160.0000.00819.01
8.1.150.0050.00318.86
8.1.140.0050.00317.66
8.1.130.0000.00717.97
8.1.120.0030.00617.71
8.1.110.0060.00317.66
8.1.100.0040.00417.70
8.1.90.0000.00717.71
8.1.80.0070.00017.54
8.1.70.0000.00717.57
8.1.60.0060.00317.69
8.1.50.0050.00217.69
8.1.40.0000.00817.69
8.1.30.0030.00617.77
8.1.20.0000.00817.81
8.1.10.0000.00817.67
8.1.00.0040.00417.68
8.0.300.0040.00419.98
8.0.290.0000.00717.29
8.0.280.0040.00418.47
8.0.270.0000.00817.37
8.0.260.0000.00717.13
8.0.250.0000.00717.24
8.0.240.0040.00717.07
8.0.230.0030.00317.13
8.0.220.0000.00817.14
8.0.210.0070.00017.14
8.0.200.0030.00317.04
8.0.190.0000.00717.16
8.0.180.0030.00617.04
8.0.170.0000.00717.19
8.0.160.0040.00317.11
8.0.150.0000.01017.01
8.0.140.0000.00717.06
8.0.130.0000.00513.48
8.0.120.0000.00917.11
8.0.110.0070.00017.16
8.0.100.0040.00417.13
8.0.90.0040.00416.96
8.0.80.0100.00717.17
8.0.70.0040.00416.91
8.0.60.0020.00517.00
8.0.50.0070.00016.99
8.0.30.0080.01017.28
8.0.20.0150.00517.40
8.0.10.0070.00017.04
8.0.00.0110.01016.95
7.4.330.0000.00514.97
7.4.320.0060.00016.77
7.4.300.0030.00316.68
7.4.290.0030.00316.79
7.4.280.0000.00716.57
7.4.270.0030.00316.76
7.4.260.0030.00313.41
7.4.250.0000.00816.68
7.4.240.0020.00516.66
7.4.230.0040.00416.79
7.4.220.0140.00316.83
7.4.210.0080.00716.74
7.4.200.0000.00716.75
7.4.190.0040.00416.88
7.4.160.0120.00416.96
7.4.150.0090.00917.40
7.4.140.0060.01217.86
7.4.130.0100.01016.80
7.4.120.0120.00516.79
7.4.110.0030.01416.67
7.4.100.0070.01016.79
7.4.90.0030.01516.62
7.4.80.0100.01719.39
7.4.70.0050.01116.70
7.4.60.0130.00316.60
7.4.50.0000.00916.85
7.4.40.0090.00622.77
7.4.30.0080.00816.79
7.4.10.0030.01716.63
7.4.00.0050.01215.50
7.3.330.0050.00013.52
7.3.320.0000.00513.45
7.3.310.0030.00316.45
7.3.300.0030.00316.43
7.3.290.0100.00316.46
7.3.280.0070.00816.47
7.3.270.0100.01017.40
7.3.260.0100.00718.24
7.3.250.0100.00816.60
7.3.240.0000.02216.76
7.3.230.0170.00616.67
7.3.210.0150.00416.71
7.3.200.0100.01319.39
7.3.190.0130.00616.90
7.3.180.0160.00016.83
7.3.170.0130.00616.43
7.3.160.0090.00716.74
7.3.130.0070.01116.54
7.3.120.0060.01115.46
7.3.110.0080.00815.55
7.3.100.0090.00915.43
7.3.90.0050.00715.59
7.3.80.0080.00515.63
7.3.70.0050.00715.50
7.3.60.0060.00815.49
7.3.50.0080.00715.56
7.3.40.0060.00815.54
7.3.30.0090.00415.53
7.3.20.0050.00717.29
7.3.10.0060.01117.12
7.3.00.0120.00517.12
7.2.330.0110.00616.80
7.2.320.0100.01016.86
7.2.310.0030.01416.91
7.2.300.0000.01516.98
7.2.290.0110.00716.67
7.2.260.0030.01716.68
7.2.250.0120.00815.71
7.2.240.0050.01315.77
7.2.230.0030.01215.87
7.2.220.0080.00715.86
7.2.210.0070.01015.61
7.2.200.0040.01015.77
7.2.190.0040.00715.65
7.2.180.0070.00715.83
7.2.170.0050.01015.59
7.2.160.0070.00815.94
7.2.150.0060.00817.63
7.2.140.0050.01317.78
7.2.130.0050.01017.44
7.2.120.0070.01017.49
7.2.110.0110.01017.41
7.2.100.0090.01017.51
7.2.90.0140.00617.63
7.2.80.0080.00717.56
7.2.70.0150.00917.61
7.2.60.0100.00917.54
7.2.50.0090.01117.34
7.2.40.0050.01317.56
7.2.30.0130.00717.61
7.2.20.0080.00717.35
7.2.10.0100.00817.47
7.2.00.0070.00718.04
7.1.330.0060.01016.58
7.1.320.0060.01016.50
7.1.310.0050.00616.52
7.1.300.0050.00816.44
7.1.290.0030.01216.43
7.1.280.0010.01316.50
7.1.270.0040.01016.49
7.1.260.0070.00816.44
7.1.250.0110.00616.25
7.1.240.0040.01016.70
7.1.230.0090.00316.78
7.1.220.0030.01216.57
7.1.210.0030.01116.72
7.1.200.0040.00916.66
7.1.190.0060.00616.61
7.1.180.0100.00616.48
7.1.170.0070.01016.54
7.1.160.0080.00816.78
7.1.150.0090.00516.85
7.1.140.0060.00616.58
7.1.130.0010.00816.56
7.1.120.0050.00916.71
7.1.110.0090.00516.80
7.1.100.0040.00917.22
7.1.90.0050.00916.75
7.1.80.0080.00316.88
7.1.70.0050.00616.90
7.1.60.0050.01017.46
7.1.50.0080.00916.65
7.1.40.0070.00716.78
7.1.30.0020.00816.71
7.1.20.0020.01216.75
7.1.10.0050.00816.68
7.1.00.0030.01518.58
7.0.330.0030.01416.39
7.0.320.0050.01016.46
7.0.310.0040.00716.39
7.0.300.0050.00616.36
7.0.290.0040.01216.53
7.0.280.0090.00316.38
7.0.270.0040.00716.32
7.0.260.0050.01016.45
7.0.250.0060.00316.55
7.0.240.0050.00716.55
7.0.230.0100.00516.48
7.0.220.0070.00716.51
7.0.210.0040.01116.24
7.0.200.0020.00816.44
7.0.190.0060.00716.48
7.0.180.0110.00516.21
7.0.170.0070.00716.27
7.0.160.0090.00516.46
7.0.150.0060.00816.21
7.0.140.0050.03018.31
7.0.130.0140.00316.38
7.0.120.0050.01016.29
7.0.110.0050.03217.46
7.0.100.0070.03217.50
7.0.90.0080.03017.63
7.0.80.0070.03317.54
7.0.70.0050.03117.56
7.0.60.0050.03217.40
7.0.50.0070.03117.67
7.0.40.0060.02716.30
7.0.30.0070.03116.29
7.0.20.0100.02816.35
7.0.10.0050.03716.30
7.0.00.0070.03416.17
5.6.400.0110.00715.53
5.6.390.0050.01115.45
5.6.380.0070.00715.35
5.6.370.0060.00915.46
5.6.360.0030.00915.31
5.6.350.0070.00615.30
5.6.340.0040.00715.21
5.6.330.0060.00615.38
5.6.320.0030.01015.42
5.6.310.0050.00815.28
5.6.300.0070.00915.43
5.6.290.0110.00615.37
5.6.280.0060.02917.36
5.6.270.0080.00615.64
5.6.260.0060.03417.11
5.6.250.0080.03217.22
5.6.240.0080.03217.25
5.6.230.0050.02617.25
5.6.220.0070.02817.19
5.6.210.0040.02617.10
5.6.200.0030.02617.26
5.6.190.0090.03017.39
5.6.180.0110.01917.30
5.6.170.0080.02217.28
5.6.160.0100.03017.29
5.6.150.0070.02317.25
5.6.140.0050.02517.34
5.6.130.0110.02717.28
5.6.120.0050.02617.22
5.6.110.0060.03317.22
5.6.100.0070.02317.29
5.6.90.0070.03317.44
5.6.80.0050.03417.08
5.6.70.0060.02917.06
5.6.60.0080.02017.12
5.6.50.0080.02917.08
5.6.40.0040.03417.10
5.6.30.0050.03017.08
5.6.20.0100.02816.96
5.6.10.0100.03117.16
5.6.00.0080.03217.07
5.5.380.0080.02717.04
5.5.370.0070.02917.05
5.5.360.0100.02117.11
5.5.350.0110.02617.09
5.5.340.0100.03117.25
5.5.330.0040.02417.28
5.5.320.0070.03417.33
5.5.310.0130.02717.16
5.5.300.0080.03017.14
5.5.290.0060.03017.14
5.5.280.0090.02617.19
5.5.270.0060.02817.16
5.5.260.0060.03017.19
5.5.250.0080.02617.03
5.5.240.0090.02916.90
5.5.230.0020.03117.09
5.5.220.0110.01917.02
5.5.210.0030.03416.85
5.5.200.0050.03416.85
5.5.190.0070.03316.97
5.5.180.0100.02816.89
5.5.170.0060.01015.36
5.5.160.0080.02516.92
5.5.150.0060.03016.87
5.5.140.0080.03016.98
5.5.130.0070.03116.96
5.5.120.0060.02216.97
5.5.110.0070.03116.97
5.5.100.0080.01916.83
5.5.90.0070.03116.96
5.5.80.0050.02117.07
5.5.70.0080.02416.99
5.5.60.0090.03116.89
5.5.50.0100.03016.82
5.5.40.0040.03216.83
5.5.30.0080.02916.84
5.5.20.0090.03016.87
5.5.10.0090.02916.85
5.5.00.0060.03216.91
5.4.450.0080.02214.85
5.4.440.0060.03214.90
5.4.430.0080.03014.92
5.4.420.0060.02914.84
5.4.410.0040.03414.79
5.4.400.0060.03114.64
5.4.390.0090.02814.77
5.4.380.0050.01514.73
5.4.370.0090.02514.68
5.4.360.0050.02114.65
5.4.350.0050.03014.72
5.4.340.0050.02414.84
5.4.330.0040.00812.49
5.4.320.0040.03114.65
5.4.310.0050.03214.63
5.4.300.0050.02114.79
5.4.290.0050.03214.73
5.4.280.0050.03014.63
5.4.270.0080.02914.67
5.4.260.0050.03014.78
5.4.250.0030.03214.72
5.4.240.0040.02614.66
5.4.230.0080.02814.81
5.4.220.0040.01614.75
5.4.210.0060.02914.70
5.4.200.0070.02914.65
5.4.190.0070.02914.73
5.4.180.0070.02714.70
5.4.170.0070.02614.75
5.4.160.0030.03214.69
5.4.150.0070.02714.73
5.4.140.0050.03113.91
5.4.130.0090.02413.77
5.4.120.0040.02613.87
5.4.110.0060.01913.81
5.4.100.0080.02513.94
5.4.90.0070.02913.85
5.4.80.0070.01713.77
5.4.70.0100.02313.80
5.4.60.0080.02913.84
5.4.50.0100.02613.85
5.4.40.0050.02413.83
5.4.30.0070.01913.88
5.4.20.0070.02713.72
5.4.10.0070.02913.77
5.4.00.0080.02813.67
5.3.290.0080.02613.50
5.3.280.0060.02613.35
5.3.270.0100.01513.28
5.3.260.0060.02713.41
5.3.250.0080.02713.43
5.3.240.0030.03313.36
5.3.230.0020.03413.39
5.3.220.0080.02713.31
5.3.210.0030.03113.31
5.3.200.0060.02913.27
5.3.190.0050.02913.35
5.3.180.0070.01713.34
5.3.170.0040.03013.43
5.3.160.0030.03113.47
5.3.150.0070.02813.39
5.3.140.0060.02513.42
5.3.130.0070.01813.34
5.3.120.0050.02913.32
5.3.110.0040.02913.41
5.3.100.0060.02613.10
5.3.90.0070.02913.17
5.3.80.0080.02513.07
5.3.70.0060.01913.15
5.3.60.0040.03013.11
5.3.50.0020.02613.13
5.3.40.0050.01913.08
5.3.30.0020.02613.15
5.3.20.0050.03013.09
5.3.10.0050.02812.88
5.3.00.0090.02612.85
5.2.170.0070.05711.95
5.2.160.0030.06311.95
5.2.150.0070.05711.95
5.2.140.0070.05711.95
5.2.130.0070.07711.95
5.2.120.0000.06311.95
5.2.110.0070.03711.95
5.2.100.0130.05711.95
5.2.90.0130.05311.95
5.2.80.0000.04011.95
5.2.70.0070.06311.95
5.2.60.0070.06011.95
5.2.50.0100.05311.95
5.2.40.0070.04311.95
5.2.30.0030.03711.95
5.2.20.0000.06711.95
5.2.10.0100.05011.95
5.2.00.0130.05311.95
5.1.60.0000.06011.95
5.1.50.0030.03011.95
5.1.40.0000.05011.95
5.1.30.0100.05011.95
5.1.20.0070.05711.95
5.1.10.0030.05711.95
5.1.00.0070.05311.95
5.0.50.0030.04011.95
5.0.40.0070.04011.95
5.0.30.0030.03711.95
5.0.20.0030.03311.95
5.0.10.0000.04711.95
5.0.00.0000.04311.95
4.4.90.0030.03311.95
4.4.80.0030.03311.95
4.4.70.0070.03011.95
4.4.60.0000.02711.95
4.4.50.0000.03711.95
4.4.40.0030.05711.95
4.4.30.0000.03711.95
4.4.20.0070.02711.95
4.4.10.0030.03711.95
4.4.00.0030.05011.95
4.3.110.0070.02311.95
4.3.100.0030.02011.95
4.3.90.0070.03311.95
4.3.80.0030.02311.95
4.3.70.0030.02311.95
4.3.60.0070.01711.95
4.3.50.0000.03711.95
4.3.40.0070.04711.95
4.3.30.0030.03311.95
4.3.20.0000.01711.95
4.3.10.0000.03711.95
4.3.00.0070.02011.95

preferences:
42.16 ms | 401 KiB | 5 Q