3v4l.org

run code in 500+ PHP versions simultaneously
<?php class HiddenClass { private $a = 'valueA'; // how to get it's value ? } $arr = (array) new HiddenClass(); $nodes = $arr[chr(0) . 'HiddenClass' . chr(0) . 'a']; print_r($nodes); ?>

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)
8.5.90.0080.01116.92
8.5.80.0040.00516.52
8.5.70.0060.00116.68
8.5.60.0080.00816.86
8.5.50.0090.00616.56
8.5.30.0120.00717.48
8.5.20.0070.00119.49
8.5.10.0120.00616.77
8.5.00.0030.00621.75
8.4.240.0020.00819.61
8.4.230.0090.01119.57
8.4.220.0120.01119.43
8.4.210.0120.00819.41
8.4.180.0110.00319.71
8.4.170.0140.00821.73
8.4.160.0120.00923.95
8.4.150.0070.00616.79
8.4.140.0110.01017.48
8.4.130.0160.00518.00
8.4.120.0090.01120.53
8.4.110.0110.00822.52
8.4.100.0110.01018.45
8.4.90.0050.00518.46
8.4.80.0050.00317.75
8.4.70.0120.00918.05
8.4.60.0090.00618.87
8.4.50.0100.01018.65
8.4.40.0040.00417.55
8.4.30.0160.00320.42
8.4.20.0100.01019.54
8.4.10.0030.00619.57
8.3.330.0040.00618.46
8.3.320.0130.00718.43
8.3.310.0100.00818.27
8.3.300.0130.00820.02
8.3.290.0110.00820.81
8.3.280.0130.00718.36
8.3.270.0130.00716.64
8.3.260.0100.00916.50
8.3.250.0140.00418.57
8.3.240.0110.00816.70
8.3.230.0060.01016.56
8.3.220.0110.00717.06
8.3.210.0150.00516.53
8.3.200.0060.00316.70
8.3.190.0050.00517.24
8.3.180.0130.00616.34
8.3.170.0000.00819.11
8.3.160.0070.01117.05
8.3.150.0070.01119.07
8.3.140.0070.00716.39
8.3.130.0090.00018.52
8.3.120.0090.00020.74
8.3.110.0130.00720.94
8.3.100.0000.01124.06
8.3.90.0080.00026.77
8.3.80.0060.00316.63
8.3.70.0140.00016.58
8.3.60.0090.00616.38
8.3.50.0130.00418.04
8.3.40.0080.00820.46
8.3.30.0040.01218.67
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0070.00026.16
8.2.320.0110.00918.09
8.2.310.0080.01217.99
8.2.300.0110.01022.15
8.2.290.0110.00820.36
8.2.280.0100.00820.24
8.2.270.0180.00018.81
8.2.260.0150.00416.38
8.2.250.0040.00416.66
8.2.240.0000.00816.54
8.2.230.0030.00622.58
8.2.220.0120.00437.54
8.2.210.0100.00326.77
8.2.200.0090.00016.75
8.2.190.0220.00016.63
8.2.180.0040.01525.92
8.2.170.0070.00722.96
8.2.160.0030.01022.96
8.2.150.0070.00025.66
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00426.16
8.2.110.0000.00920.39
8.2.100.0100.00019.14
8.1.340.0090.01121.69
8.1.330.0050.00422.03
8.1.320.0150.00416.04
8.1.310.0080.00618.57
8.1.300.0030.00616.56
8.1.290.0050.00518.88
8.1.280.0040.01225.92
8.1.270.0070.00024.02
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0000.01018.66
8.1.230.0060.00321.92
8.0.100.0020.00616.88

preferences:
43.63 ms | 900 KiB | 5 Q