3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $x; public $y; public function __construct($x, $y) { $this->x = $x; $this->y = $y; } } $a = new A(1, "42"); foreach ($a as $v) { $a->y = "500"; print $v . "\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)
8.3.60.0040.01118.39
8.3.50.0120.00316.60
8.3.40.0000.01518.83
8.3.30.0060.01218.55
8.3.20.0050.00220.16
8.3.10.0040.00421.54
8.3.00.0030.00619.38
8.2.180.0190.00318.37
8.2.170.0040.01422.96
8.2.160.0100.00320.25
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00421.07
8.2.120.0030.00626.35
8.2.110.0090.00022.32
8.2.100.0090.00317.84
8.2.90.0030.00617.84
8.2.80.0050.00319.41
8.2.70.0080.00018.04
8.2.60.0000.00817.78
8.2.50.0040.00418.10
8.2.40.0030.00620.55
8.2.30.0000.00719.30
8.2.20.0070.00018.05
8.2.10.0000.00717.97
8.2.00.0030.00518.23
8.1.280.0030.01325.92
8.1.270.0000.00819.97
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00422.03
8.1.230.0070.00320.89
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.38
8.1.190.0050.00317.35
8.1.180.0050.00218.10
8.1.170.0090.00018.59
8.1.160.0050.00318.94
8.1.150.0030.00320.25
8.1.140.0060.00318.89
8.1.130.0000.00718.99
8.1.120.0040.00417.40
8.1.110.0090.00017.41
8.1.100.0040.00417.37
8.1.90.0000.00817.40
8.1.80.0000.00717.45
8.1.70.0040.00717.43
8.1.60.0000.00717.61
8.1.50.0050.00317.48
8.1.40.0030.00617.48
8.1.30.0000.01117.69
8.1.20.0050.00217.72
8.1.10.0040.00417.46
8.1.00.0040.00417.51
8.0.300.0030.00320.13
8.0.290.0000.00716.75
8.0.280.0040.00418.34
8.0.270.0000.00817.15
8.0.260.0000.00717.30
8.0.250.0000.00716.93
8.0.240.0020.00516.94
8.0.230.0060.00316.91
8.0.220.0000.00716.91
8.0.210.0000.00816.79
8.0.200.0000.00716.86
8.0.190.0070.00016.95
8.0.180.0070.00016.89
8.0.170.0150.00416.82
8.0.160.0000.00816.95
8.0.150.0000.00716.75
8.0.140.0000.00716.86
8.0.130.0030.00313.32
8.0.120.0040.00416.77
8.0.110.0030.00316.89
8.0.100.0070.00016.90
8.0.90.0000.00816.93
8.0.80.0000.01516.84
8.0.70.0000.00816.70
8.0.60.0040.00416.82
8.0.50.0040.00416.71
8.0.30.0120.00617.10
8.0.20.0100.00917.40
8.0.10.0000.00716.99
8.0.00.0150.00616.92
7.4.330.0000.00516.77
7.4.320.0030.00316.48
7.4.300.0060.00016.48
7.4.290.0030.00316.59
7.4.280.0040.00416.59
7.4.270.0050.00216.54
7.4.260.0070.00016.38
7.4.250.0000.00716.45
7.4.240.0030.00316.48
7.4.230.0030.00316.69
7.4.220.0000.00816.35
7.4.210.0000.01416.45
7.4.200.0030.00316.69
7.4.160.0120.00516.48
7.4.150.0150.00317.40
7.4.140.0090.01017.86
7.4.130.0110.00616.42
7.4.120.0130.01116.59
7.4.110.0090.01216.64
7.4.100.0090.00716.61
7.4.90.0070.01016.52
7.4.80.0040.01419.39
7.4.70.0150.00716.58
7.4.60.0040.01216.43
7.4.50.0090.00616.60
7.4.40.0100.00716.54
7.4.00.0030.01114.92
7.3.330.0000.00513.29
7.3.320.0000.00513.12
7.3.310.0000.00716.19
7.3.300.0040.00416.15
7.3.290.0080.00716.27
7.3.280.0100.00416.24
7.3.270.0000.01717.40
7.3.260.0150.00516.40
7.3.250.0110.00616.51
7.3.240.0110.00816.46
7.3.230.0000.01716.65
7.3.210.0060.01516.37
7.3.200.0140.00616.39
7.3.190.0120.00316.33
7.3.180.0060.01016.48
7.3.170.0100.00716.50
7.3.160.0150.00616.46
7.2.330.0070.01016.60
7.2.320.0090.00916.66
7.2.310.0040.01216.59
7.2.300.0030.01616.62
7.2.290.0130.00316.56
7.2.60.0000.01217.15
7.2.10.0480.01017.76
7.2.00.0330.01018.21
7.1.200.0060.00615.71
7.1.130.0300.01816.71
7.1.120.0270.01216.40
7.1.110.0300.01016.01
7.1.100.0320.01415.87
7.1.90.0320.01115.77
7.1.80.0490.01315.96
7.1.70.0460.01015.25
7.1.60.0560.01033.06
7.1.50.0550.01432.82
7.1.40.0330.02332.50
7.1.30.0610.01032.45
7.1.20.0500.00732.62
7.1.10.0300.01114.75
7.1.00.0270.00914.93

preferences:
61.14 ms | 400 KiB | 5 Q