3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Cl { public string $name; public function __get(string $n) { var_dump('__get: ' . $n); return new \stdClass(); } } $obj = new Cl(); // read on uninitialized typed property try { $obj->name; } catch (\Error $e) { echo $e->getMessage() . "\n"; } // read on unset typed property unset($obj->name); try { var_dump($obj->name); } catch (\Error $e) { echo $e->getMessage() . "\n"; } try { var_dump($obj->name); } catch (\Error $e) { echo $e->getMessage() . "\n"; }

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)
8.5.10.0090.00820.32
8.5.00.0130.01120.34
8.4.150.0020.00014.05
8.4.140.0080.01317.84
8.4.130.0100.01018.81
8.4.120.0130.00724.20
8.4.110.0120.00820.75
8.4.100.0130.00717.82
8.4.90.0130.00817.93
8.4.80.0130.00718.12
8.4.70.0100.00617.79
8.4.60.0120.00818.33
8.4.50.0150.00519.73
8.4.40.0160.00317.99
8.4.30.0080.01118.48
8.4.20.0120.00818.13
8.4.10.0170.00322.09
8.3.280.0150.00718.60
8.3.270.0080.01116.50
8.3.260.0120.00816.59
8.3.250.0110.00818.77
8.3.240.0080.00816.97
8.3.230.0050.00316.87
8.3.220.0030.00416.96
8.3.210.0050.00316.70
8.3.200.0030.00616.30
8.3.190.0080.00418.97
8.3.180.0090.01016.55
8.3.170.0130.00716.53
8.3.160.0190.00016.67
8.3.150.0070.01117.24
8.3.140.0070.00318.34
8.3.130.0130.00616.43
8.3.120.0040.00420.48
8.3.110.0000.00820.94
8.3.100.0080.00024.06
8.3.90.0120.00326.77
8.3.80.0090.00016.38
8.3.70.0070.00716.58
8.3.60.0060.00916.63
8.3.50.0140.00720.21
8.3.40.0040.01120.30
8.3.30.0100.00718.84
8.3.20.0080.00024.18
8.3.10.0000.00724.66
8.3.00.0040.00426.16
8.2.290.0080.01020.43
8.2.280.0130.00718.81
8.2.270.0160.00017.03
8.2.260.0040.00418.30
8.2.250.0040.00418.45
8.2.240.0000.00819.08
8.2.230.0090.00022.58
8.2.220.0030.00737.54
8.2.210.0000.00726.77
8.2.200.0030.00616.63
8.2.190.0170.00716.58
8.2.180.0110.00425.92
8.2.170.0150.00019.08
8.2.160.0090.00622.96
8.2.150.0040.00425.66
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00826.16
8.2.110.0030.00619.14
8.2.100.0090.00317.91
8.2.90.0000.00817.75
8.2.80.0040.00418.73
8.2.70.0000.00817.75
8.2.60.0040.00417.63
8.2.50.0030.00618.05
8.2.40.0040.00418.22
8.2.30.0030.00517.99
8.2.20.0040.00419.26
8.2.10.0070.00018.06
8.2.00.0000.00819.14
8.1.330.0140.00621.97
8.1.320.0080.00216.12
8.1.310.0060.00918.11
8.1.300.0120.00416.31
8.1.290.0040.00718.88
8.1.280.0150.00925.92
8.1.270.0070.00024.66
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0070.00322.50
8.1.230.0070.00420.98
8.1.220.0050.00317.77
8.1.210.0040.00418.95
8.1.200.0030.00617.38
8.1.190.0000.00817.25
8.1.180.0030.00518.10
8.1.170.0060.00317.62
8.1.160.0040.00419.03
8.1.150.0060.00318.66
8.1.140.0030.00517.52
8.1.130.0030.00318.91
8.1.120.0030.00317.36
8.1.110.0070.00017.41
8.1.100.0030.00517.50
8.1.90.0060.00617.52
8.1.80.0080.00817.40
8.1.70.0130.00017.43
8.1.60.0090.00617.54
8.1.50.0040.01117.55
8.1.40.0080.00417.54
8.1.30.0090.00917.57
8.1.20.0120.00417.52
8.1.10.0170.00317.61
8.1.00.0150.00417.55
8.0.300.0000.00719.98
8.0.290.0060.00316.75
8.0.280.0070.00018.40
8.0.270.0030.00516.95
8.0.260.0030.00318.38
8.0.250.0030.00316.94
8.0.240.0030.00317.09
8.0.230.0030.00317.07
8.0.220.0100.00516.86
8.0.210.0060.01016.95
8.0.200.0130.00317.02
8.0.190.0080.00816.86
8.0.180.0110.00417.01
8.0.170.0120.00316.84
8.0.160.0130.00217.00
8.0.150.0070.01016.80
8.0.140.0060.01016.91
8.0.130.0110.00616.79
8.0.120.0100.00716.98
8.0.110.0090.00616.96
8.0.100.0080.00816.96
8.0.90.0040.01116.84
8.0.80.0140.00016.87
8.0.70.0040.01116.79
8.0.60.0090.00616.85
8.0.50.0120.00316.79
8.0.30.0110.00416.82
8.0.20.0130.00316.96
8.0.10.0140.00317.08
7.4.330.0050.00015.55
7.4.320.0050.00316.47
7.4.300.0080.00916.52
7.4.290.0110.00716.51
7.4.280.0110.00716.52
7.4.270.0130.00016.46
7.4.260.0150.00016.63
7.4.250.0180.00016.50
7.4.240.0120.00316.38
7.4.230.0120.00416.49
7.4.220.0110.00416.56
7.4.210.0090.00516.54
7.4.200.0060.00916.39
7.4.190.0130.00016.46
7.4.180.0070.00716.59
7.4.160.0060.00916.70
7.4.150.0070.00716.51
7.4.140.0090.00516.40
7.4.130.0070.00716.38
7.4.120.0090.00416.46
7.4.110.0110.00416.48
7.4.100.0050.00916.41
7.4.90.0120.00016.42
7.4.80.0120.00016.49
7.4.70.0030.00716.48
7.4.60.0000.00916.54
7.4.50.0030.00716.44
7.4.40.0110.00016.38
7.4.30.0100.00316.33
7.4.20.0090.00016.54
7.4.10.0070.00216.46
7.4.00.0000.00916.53

preferences:
142.14 ms | 403 KiB | 5 Q