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); echo str_replace("\0", '\0', var_export($b, true)); foreach ($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)
8.3.60.0070.00718.68
8.3.50.0070.00716.47
8.3.40.0110.00418.94
8.3.30.0110.00718.70
8.3.20.0040.00420.26
8.3.10.0030.00723.53
8.3.00.0000.00819.68
8.2.180.0060.00916.50
8.2.170.0110.00422.96
8.2.160.0110.00318.96
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.00319.32
8.2.120.0080.00026.35
8.2.110.0060.00319.24
8.2.100.0090.00317.84
8.2.90.0040.00419.36
8.2.80.0030.00618.00
8.2.70.0030.00617.63
8.2.60.0030.00517.93
8.2.50.0040.00418.10
8.2.40.0030.00620.64
8.2.30.0040.00419.26
8.2.20.0000.00718.00
8.2.10.0050.00318.08
8.2.00.0020.00518.07
8.1.280.0120.00325.92
8.1.270.0080.00022.05
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00321.39
8.1.230.0000.01119.04
8.1.220.0090.00017.74
8.1.210.0050.00318.77
8.1.200.0000.00817.35
8.1.190.0000.00917.35
8.1.180.0000.00918.10
8.1.170.0080.00020.42
8.1.160.0040.00419.04
8.1.150.0000.00818.78
8.1.140.0000.00819.59
8.1.130.0070.00018.93
8.1.120.0050.00317.50
8.1.110.0000.00817.29
8.1.100.0060.00317.37
8.1.90.0080.00017.38
8.1.80.0080.00017.43
8.1.70.0080.00017.44
8.1.60.0030.01017.54
8.1.50.0050.00317.54
8.1.40.0090.00017.36
8.1.30.0030.00517.68
8.1.20.0050.00317.51
8.1.10.0000.00817.46
8.1.00.0040.00417.52
8.0.300.0060.00318.77
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0030.00317.26
8.0.260.0080.00016.89
8.0.250.0070.00016.96
8.0.240.0030.00616.94
8.0.230.0030.00316.84
8.0.220.0070.00016.88
8.0.210.0040.00416.89
8.0.200.0040.00416.86
8.0.190.0000.00816.85
8.0.180.0030.00516.84
8.0.170.0030.00517.00
8.0.160.0000.00816.97
8.0.150.0070.00016.82
8.0.140.0000.00716.88
8.0.130.0040.00413.34
8.0.120.0040.00416.93
8.0.110.0070.00016.80
8.0.100.0040.00416.88
8.0.90.0040.00416.98
8.0.80.0160.00616.87
8.0.70.0040.00416.98
8.0.60.0000.00716.73
8.0.50.0020.00516.72
8.0.30.0100.00917.08
8.0.20.0140.01217.40
8.0.10.0040.00417.00
8.0.00.0150.00316.89
7.4.330.0000.00515.55
7.4.320.0030.00316.54
7.4.300.0000.00616.43
7.4.290.0070.00016.61
7.4.280.0050.00316.61
7.4.270.0050.00216.66
7.4.260.0030.00316.52
7.4.250.0030.00316.58
7.4.240.0000.00816.50
7.4.230.0050.00316.42
7.4.220.0140.00716.59
7.4.210.0000.02016.54
7.4.200.0000.00816.43
7.4.160.0110.00816.48
7.4.150.0110.00717.40
7.4.140.0120.00717.86
7.4.130.0130.00716.38
7.4.120.0100.01116.56
7.4.110.0060.01216.58
7.4.100.0130.01316.69
7.4.90.0060.01416.68
7.4.80.0150.00419.39
7.4.70.0090.00616.64
7.4.60.0100.00816.58
7.4.50.0100.00316.62
7.4.40.0110.01416.32
7.4.30.0150.00316.53
7.4.00.0060.01114.94
7.3.330.0030.00313.32
7.3.320.0000.00513.28
7.3.310.0030.00616.17
7.3.300.0030.00316.19
7.3.290.0130.00316.30
7.3.280.0080.00816.29
7.3.270.0170.00317.40
7.3.260.0150.00316.63
7.3.250.0120.00616.48
7.3.240.0130.00816.42
7.3.230.0160.00316.30
7.3.210.0070.01516.49
7.3.200.0090.00916.52
7.3.190.0080.00916.56
7.3.180.0120.00516.63
7.3.170.0090.00916.38
7.3.160.0110.00716.36
7.3.120.0050.01015.06
7.3.110.0080.00715.05
7.3.100.0080.00614.91
7.3.90.0020.01014.80
7.3.80.0010.00814.88
7.3.70.0100.00714.68
7.3.60.0060.00514.87
7.3.50.0030.00914.74
7.3.40.0050.00614.70
7.3.30.0090.00614.96
7.3.20.0090.00916.64
7.3.10.0030.01216.60
7.3.00.0020.00816.53
7.2.330.0110.00716.57
7.2.320.0100.00816.86
7.2.310.0100.00716.40
7.2.300.0120.00616.52
7.2.290.0040.01716.52
7.2.250.0070.00715.05
7.2.240.0070.01115.11
7.2.230.0020.01214.93
7.2.220.0050.00715.13
7.2.210.0070.00714.97
7.2.200.0090.00715.20
7.2.190.0080.00515.13
7.2.180.0000.01014.98
7.2.170.0070.00915.09
7.2.160.0130.00014.90
7.2.150.0100.00716.76
7.2.140.0090.00316.69
7.2.130.0040.00816.92
7.2.120.0060.00916.93
7.2.110.0030.01016.88
7.2.100.0060.00916.99
7.2.90.0070.00317.00
7.2.80.0120.00317.05
7.2.70.0000.01417.12
7.2.60.0080.00617.06
7.2.50.0060.00317.13
7.2.40.0070.00716.73
7.2.30.0060.01216.88
7.2.20.0070.00316.89
7.2.10.0060.01216.97
7.2.00.0030.01018.16
7.1.330.0050.01015.82
7.1.320.0070.00915.74
7.1.310.0070.00715.68
7.1.300.0070.00715.69
7.1.290.0080.00415.73
7.1.280.0070.00315.76
7.1.270.0070.00515.78
7.1.260.0080.00315.77
7.1.250.0030.01015.79
7.1.200.0000.01515.65
7.1.100.0040.00817.80
7.1.70.0050.01116.86
7.1.60.0210.01734.96
7.1.50.0260.01034.76
7.1.40.0210.01734.38
7.1.30.0220.01634.41
7.1.20.0210.01434.54
7.1.10.0120.00616.61
7.1.00.0070.01016.88
7.0.200.0080.01016.76
7.0.190.0070.01016.74
7.0.180.0060.01116.20
7.0.170.0060.01216.43
7.0.160.0070.01016.52
7.0.150.0060.01216.24
7.0.140.0030.01216.39
7.0.130.0120.00616.61
7.0.120.0030.01516.59
7.0.110.0050.01316.33
7.0.100.0090.00916.27
7.0.90.0040.01316.59
7.0.80.0100.00816.32
7.0.70.0370.00914.78
7.0.60.0400.01614.43
7.0.50.0070.01116.44
7.0.40.0510.01014.73
7.0.30.0000.01916.71
7.0.20.0420.01314.58
7.0.10.0340.01614.73
7.0.00.0410.01214.52

preferences:
41.98 ms | 401 KiB | 5 Q