3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($a) = null; list($a) = 1; list($a) = 'a'; list($a) = 1.2; function foo() { yield 3; } // syntax error //list($a) = ...foo(); list($a) = iterator_to_array(foo()); // fatal error //list($a) = (object) ['a' => 1]; //Undefined array key 0 list($a) = [];

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)
8.5.30.0070.00917.95
8.5.20.0100.00720.05
8.5.10.0040.00516.70
8.5.00.0110.01120.09
8.4.180.0100.01220.39
8.4.170.0090.01222.16
8.4.160.0160.00721.83
8.4.150.0070.00516.78
8.4.140.0170.00917.75
8.4.130.0080.00317.60
8.4.120.0120.01020.58
8.4.110.0130.00818.54
8.4.100.0150.00517.84
8.4.90.0110.01018.86
8.4.80.0110.00917.69
8.4.70.0110.00917.66
8.4.60.0150.00417.75
8.4.50.0260.00717.51
8.4.40.0200.00217.35
8.4.30.0190.00617.37
8.4.20.0190.00517.44
8.4.10.0160.00417.71
8.3.300.0120.00820.80
8.3.290.0100.00922.59
8.3.280.0060.00616.31
8.3.270.0130.00716.89
8.3.260.0080.00916.66
8.3.250.0110.00819.13
8.3.240.0130.00716.76
8.3.230.0110.00916.79
8.3.220.0080.00717.05
8.3.210.0160.00216.35
8.3.200.0160.00216.42
8.3.190.0140.00316.55
8.3.180.0160.00316.64
8.3.170.0180.00616.70
8.3.160.0170.00316.22
8.3.150.0160.00416.56
8.3.140.0170.00316.66
8.3.130.0140.00516.66
8.3.120.0140.00616.53
8.3.110.0130.00516.57
8.3.100.0170.00216.70
8.3.90.0110.00916.42
8.3.80.0170.00416.73
8.3.70.0170.00416.64
8.3.60.0130.00716.64
8.3.50.0190.00316.26
8.3.40.0160.00417.61
8.3.30.0120.00617.57
8.3.20.0110.00717.61
8.3.10.0240.00617.57
8.3.00.0200.00717.52
8.2.300.0130.00820.35
8.2.290.0100.00920.20
8.2.280.0210.00816.41
8.2.270.0190.00716.88
8.2.260.0270.00616.62
8.2.250.0180.00716.75
8.2.240.0120.00516.55
8.2.230.0160.00416.46
8.2.220.0130.00416.46
8.2.210.0140.00316.40
8.2.200.0120.00416.43
8.2.190.0140.00616.62
8.2.180.0140.00316.80
8.2.170.0210.00717.58
8.2.160.0180.01017.41
8.2.150.0260.00817.37
8.2.140.0200.00617.61
8.2.130.0160.00217.76
8.2.120.0160.00517.32
8.2.110.0160.00217.73
8.2.100.0170.00317.57
8.2.90.0210.00417.66
8.2.80.0190.00417.51
8.2.70.0170.00717.30
8.2.60.0120.00717.18
8.2.50.0240.00917.34
8.2.40.0170.00317.55
8.2.30.0310.00717.29
8.2.20.0280.00317.66
8.2.10.0140.00217.62
8.2.00.0120.00517.32
8.1.340.0120.00720.18

preferences:
45.44 ms | 844 KiB | 5 Q