3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Magic { protected $v = array("a" => 1, "b" => 2, "c" => 3); public function &__get($v) { var_dump($v); return $this->v[$v]; } } $m = new Magic(); var_dump($m->d); $m->d[] = 4; var_dump($m->d); echo $m->d[0];

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)
8.3.60.0090.00918.30
8.3.50.0110.00716.68
8.3.40.0090.00918.97
8.3.30.0090.00618.68
8.3.20.0080.00020.89
8.3.10.0080.00021.89
8.3.00.0050.00319.48
8.2.180.0110.01116.38
8.2.170.0120.00622.96
8.2.160.0030.01419.33
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00720.55
8.2.120.0060.00326.35
8.2.110.0060.00319.26
8.2.100.0090.00317.91
8.2.90.0000.00819.34
8.2.80.0040.00418.05
8.2.70.0000.00817.38
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0030.00622.14
8.2.30.0000.00821.10
8.2.20.0000.00918.18
8.2.10.0030.00618.06
8.2.00.0040.00418.02
8.1.280.0140.00025.92
8.1.270.0040.00422.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.73
8.1.230.0040.00817.64
8.1.220.0040.00417.79
8.1.210.0030.00618.77
8.1.200.0000.01017.35
8.1.190.0040.00417.25
8.1.180.0050.00218.10
8.1.170.0050.00318.59
8.1.160.0040.00419.10
8.1.150.0000.00720.51
8.1.140.0030.00619.61
8.1.130.0000.00718.76
8.1.120.0000.00717.38
8.1.110.0000.00817.28
8.1.100.0040.00417.40
8.1.90.0020.00817.38
8.1.80.0020.00517.29
8.1.70.0000.00717.43
8.1.60.0040.00417.61
8.1.50.0080.00017.41
8.1.40.0040.00417.42
8.1.30.0040.00417.64
8.1.20.0000.00717.63
8.1.10.0040.00417.66
8.1.00.0000.00717.39
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.45
8.0.270.0000.00817.28
8.0.260.0080.00016.82
8.0.250.0000.00716.84
8.0.240.0050.00216.86
8.0.230.0050.00216.77
8.0.220.0000.00716.87
8.0.210.0000.00716.74
8.0.200.0030.00316.93
8.0.190.0080.00016.88
8.0.180.0000.00716.86
8.0.170.0030.00316.78
8.0.160.0040.00416.86
8.0.150.0030.00316.88
8.0.140.0050.00516.83
8.0.130.0050.00013.23
8.0.120.0040.00416.70
8.0.110.0040.00416.68
8.0.100.0070.00016.65
8.0.90.0050.00316.78
8.0.80.0080.00816.78
8.0.70.0050.00316.86
8.0.60.0000.00716.86
8.0.50.0000.00716.63
8.0.30.0100.00617.14
8.0.20.0090.01117.40
8.0.10.0040.00416.94
8.0.00.0110.00616.56
7.4.330.0030.00315.55
7.4.320.0000.00616.55
7.4.300.0000.00716.55
7.4.290.0040.00716.47
7.4.280.0040.00416.59
7.4.270.0030.00316.63
7.4.260.0030.00313.26
7.4.250.0070.00016.45
7.4.240.0030.00316.46
7.4.230.0070.00016.41
7.4.220.0120.00616.43
7.4.210.0020.01316.59
7.4.200.0070.00016.50
7.4.160.0080.00816.58
7.4.150.0140.00517.40
7.4.140.0170.00617.86
7.4.130.0130.01016.42
7.4.120.0080.00916.48
7.3.330.0050.00313.19
7.3.320.0050.00013.14
7.3.310.0030.00616.37
7.3.300.0000.00616.39
7.3.290.0030.00316.30
7.3.280.0070.00916.33
7.3.270.0150.00217.40
7.3.260.0080.00916.46
7.3.250.0100.00716.47
7.3.240.0110.00716.37
7.1.60.0400.02033.11

preferences:
38.73 ms | 401 KiB | 5 Q