3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $a; protected $b; private $c; public function __construct() { $this->a = 'A_a'; $this->b = 'A_b'; $this->c = 'A_c'; } } class B extends A { public $b; private $c; public function __construct() { parent::__construct(); $this->b = 'B_b'; $this->c = 'B_c'; } } $b = new B; var_dump($b); $array = (array) $b; var_dump($array); foreach ($array as $k => $v) { var_dump([bin2hex($k), $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)
8.3.60.0140.00718.61
8.3.50.0070.00716.34
8.3.40.0110.00418.51
8.3.30.0100.00718.66
8.3.20.0040.00420.16
8.3.10.0040.00423.66
8.3.00.0050.00319.69
8.2.180.0130.00618.17
8.2.170.0040.01122.96
8.2.160.0030.01019.06
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00021.00
8.2.120.0050.00326.35
8.2.110.0060.00320.80
8.2.100.0120.00018.17
8.2.90.0030.00619.56
8.2.80.0040.00418.04
8.2.70.0050.00317.93
8.2.60.0070.00018.03
8.2.50.0040.00418.10
8.2.40.0040.00420.61
8.2.30.0050.00219.27
8.2.20.0050.00218.14
8.2.10.0000.00718.02
8.2.00.0030.00617.98
8.1.280.0090.00625.92
8.1.270.0030.00522.14
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.01
8.1.230.0090.00320.94
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0090.00017.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0030.00518.67
8.1.160.0000.00718.90
8.1.150.0040.00418.78
8.1.140.0000.01019.50
8.1.130.0040.00418.84
8.1.120.0040.00417.47
8.1.110.0040.00417.43
8.1.100.0050.00517.30
8.1.90.0060.00317.47
8.1.80.0030.00317.45
8.1.70.0030.00317.35
8.1.60.0040.00417.58
8.1.50.0040.00417.51
8.1.40.0000.00917.40
8.1.30.0000.00817.60
8.1.20.0050.00317.52
8.1.10.0000.00817.46
8.1.00.0040.00417.40
8.0.300.0080.00021.65
8.0.290.0040.00816.58
8.0.280.0070.00018.39
8.0.270.0000.00717.19
8.0.260.0000.00716.73
8.0.250.0000.00717.00
8.0.240.0000.00916.99
8.0.230.0040.00416.96
8.0.220.0030.00316.93
8.0.210.0020.00516.84
8.0.200.0030.00316.86
8.0.190.0060.00316.99
8.0.180.0070.00016.79
8.0.170.0070.00316.82
8.0.160.0000.00717.00
8.0.150.0000.00716.75
8.0.140.0040.00416.70
8.0.130.0040.00413.29
8.0.120.0000.00716.83
8.0.110.0040.00416.73
8.0.100.0040.00416.83
8.0.90.0040.00416.71
8.0.80.0100.00716.82
8.0.70.0050.00216.77
8.0.60.0040.00416.74
8.0.50.0050.00216.80
8.0.30.0110.00817.16
8.0.20.0140.00717.40
8.0.10.0000.00716.93
8.0.00.0090.00916.86
7.4.330.0030.00315.55
7.4.320.0000.00616.64
7.4.300.0030.00316.52
7.4.290.0070.00316.59
7.4.280.0040.00416.51
7.4.270.0030.00316.37
7.4.260.0030.00616.43
7.4.250.0000.00716.51
7.4.240.0070.00016.59
7.4.230.0070.00016.61
7.4.220.0090.00916.58
7.4.210.0070.00716.70
7.4.200.0030.00316.45
7.4.160.0120.00816.57
7.4.150.0130.00717.40
7.4.140.0120.00717.86
7.4.130.0130.01316.53
7.4.120.0090.01216.47
7.4.110.0130.00516.46
7.4.100.0110.00816.42
7.4.90.0060.01216.64
7.4.80.0110.01119.39
7.4.70.0110.00516.45
7.4.60.0060.01216.56
7.4.50.0000.01516.46
7.4.40.0080.00916.51
7.4.30.0060.01216.27
7.4.00.0090.00614.85
7.3.330.0020.00213.17
7.3.320.0060.00013.34
7.3.310.0000.00716.35
7.3.300.0050.00216.28
7.3.290.0090.00616.38
7.3.280.0100.00916.30
7.3.270.0100.01617.40
7.3.260.0060.01316.53
7.3.250.0120.00616.41
7.3.240.0120.00516.41
7.3.230.0110.00916.38
7.3.210.0060.01316.34
7.3.200.0040.01416.51
7.3.190.0030.01316.19
7.3.180.0030.01316.42
7.3.170.0040.01316.22
7.3.160.0160.00816.41
7.2.330.0110.00716.53
7.2.320.0080.00816.78
7.2.310.0070.01016.78
7.2.300.0190.00316.88
7.2.290.0130.00416.86
7.2.90.0710.00314.82
7.2.80.0660.00414.72
7.2.70.0560.00915.01
7.2.60.0650.00715.04
7.2.50.0690.00614.95
7.2.40.0770.00915.08
7.2.30.0900.00714.87
7.2.20.0660.01714.96
7.2.10.0710.00014.95
7.2.00.0330.01015.20
7.1.210.0480.00614.13
7.1.200.0550.00713.85
7.1.190.0730.00713.83
7.1.180.0780.01413.97
7.1.170.0760.00713.80
7.1.160.0420.01013.62
7.1.150.0390.01413.70
7.1.140.0600.00914.00
7.1.130.0410.00713.90
7.1.120.0350.01013.81
7.1.110.0680.01314.04
7.1.100.0680.01313.78
7.1.90.0770.00614.12
7.1.80.0840.00313.92
7.1.70.0390.00013.99
7.1.60.0270.01431.85
7.1.50.0320.00631.82
7.1.40.0760.00932.12
7.1.30.0980.00331.82
7.1.20.1150.01731.73
7.1.10.0490.00313.89
7.1.00.0150.00313.98
7.0.310.0560.00713.54
7.0.300.1660.00613.17
7.0.290.0440.01413.53
7.0.280.0790.01013.44
7.0.270.0440.00713.50
7.0.260.0680.00713.50
7.0.250.0600.01013.48
7.0.240.0540.00613.16
7.0.230.0070.01413.38
7.0.220.0040.02013.06
7.0.210.0150.00613.48
7.0.200.0530.01613.31
7.0.190.0790.01013.39
7.0.180.0730.00713.50
7.0.170.1000.00313.63
7.0.160.1100.00713.66
7.0.150.0810.00313.51
7.0.140.0140.00513.63
7.0.130.0150.01513.33
7.0.120.0120.01213.57
7.0.110.0340.01213.72
7.0.100.0190.00013.59
7.0.90.0120.00613.68
7.0.80.0250.00413.39
7.0.70.0100.00713.55
7.0.60.0140.00013.71
7.0.50.0470.01013.40
7.0.40.0310.00413.63
7.0.30.0660.00613.85
7.0.20.0660.00313.68
7.0.10.0000.01313.62
7.0.00.0950.00013.58

preferences:
46.62 ms | 401 KiB | 5 Q