3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Vehicle { private static $counts = []; public static function getCount() { return self::$counts[static::class]; } public function __construct() { $target =& self::$counts[static::class]; $target++; } } class Bike extends Vehicle {} class Car extends Vehicle {} new Bike; new Bike; new Car; var_dump(Bike::getCount()); var_dump(Car::getCount());

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)
8.3.60.0090.00616.71
8.3.50.0110.00418.27
8.3.40.0140.00719.04
8.3.30.0100.01018.63
8.3.20.0000.00724.18
8.3.10.0080.00024.66
8.3.00.0040.00426.16
8.2.180.0120.00925.92
8.2.170.0090.00622.96
8.2.160.0140.00022.96
8.2.150.0140.00325.66
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00020.96
8.2.110.0060.00319.21
8.2.100.0080.00418.03
8.2.90.0080.00019.32
8.2.80.0050.00317.97
8.2.70.0080.00018.05
8.2.60.0000.00918.22
8.2.50.0050.00319.35
8.2.40.0040.00421.11
8.2.30.0050.00319.19
8.2.20.0070.00018.06
8.2.10.0040.00419.16
8.2.00.0000.00719.12
8.1.280.0100.00325.92
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.66
8.1.230.0110.00017.82
8.1.220.0030.00617.76
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0050.00317.22
8.1.180.0040.00418.97
8.1.170.0060.00318.47
8.1.160.0000.00818.92
8.1.150.0040.00418.83
8.1.140.0000.00718.82
8.1.130.0030.00317.33
8.1.120.0070.00017.41
8.1.110.0000.00717.37
8.1.100.0040.00417.43
8.1.90.0040.00417.32
8.1.80.0040.00517.36
8.1.70.0000.00717.32
8.1.60.0090.00017.60
8.1.50.0040.00417.57
8.1.40.0040.00417.50
8.1.30.0030.00617.48
8.1.20.0000.00817.60
8.1.10.0040.00417.57
8.1.00.0040.00417.52
8.0.300.0090.00018.77
8.0.290.0040.00416.58
8.0.280.0000.00718.38
8.0.270.0000.00716.74
8.0.260.0000.00716.69
8.0.250.0000.00716.91
8.0.240.0070.00016.78
8.0.230.0030.00316.80
8.0.220.0000.00716.75
8.0.210.0040.00416.70
8.0.200.0070.00016.78
8.0.190.0000.00816.91
8.0.180.0040.00416.85
8.0.170.0030.00716.86
8.0.160.0020.00516.84
8.0.150.0000.00716.72
8.0.140.0070.00016.78
8.0.130.0000.00513.32
8.0.120.0030.00616.79
8.0.110.0000.00716.83
8.0.100.0030.00516.64
8.0.90.0040.00416.87
8.0.80.0070.01016.73
8.0.70.0000.00716.85
8.0.60.0000.00716.71
8.0.50.0040.00416.85
8.0.30.0080.01017.20
8.0.20.0160.00416.87
8.0.10.0040.00416.89
8.0.00.0070.01716.77
7.4.330.0000.00515.55
7.4.320.0040.00416.34
7.4.300.0000.00716.39
7.4.290.0040.00416.51
7.4.280.0080.00016.59
7.4.270.0000.00716.49
7.4.260.0050.00013.25
7.4.250.0050.00316.54
7.4.240.0040.00416.53
7.4.230.0030.00316.58
7.4.220.0020.00516.46
7.4.210.0050.01116.60
7.4.200.0070.00016.63
7.4.130.0130.00616.40
7.4.120.0150.00716.53
7.4.110.0070.01016.48
7.4.100.0100.00716.62
7.4.90.0140.00416.43
7.4.80.0100.00619.39
7.4.70.0090.00916.58
7.4.60.0090.01016.62
7.4.50.0070.01016.43
7.4.40.0060.01216.53
7.4.30.0060.01116.63
7.4.20.0170.00016.46
7.4.10.0030.01316.53
7.4.00.0100.00716.54
7.3.330.0080.00016.25
7.3.320.0000.00513.31
7.3.310.0060.00016.17
7.3.300.0030.00316.40
7.3.290.0110.00316.37
7.3.280.0090.00916.24
7.3.260.0100.00716.33
7.3.240.0100.00916.35
7.3.230.0080.00816.32
7.3.210.0090.00616.27
7.3.200.0030.01416.41
7.3.190.0140.00316.25
7.3.180.0040.01716.25
7.3.170.0090.01216.55
7.3.160.0060.01016.22
7.3.150.0100.01316.46
7.3.140.0120.01216.21
7.3.130.0140.00816.49
7.3.120.0000.01716.48
7.3.110.0130.01016.45
7.3.100.0120.01216.42
7.3.90.0110.00616.31
7.3.80.0130.01016.63
7.3.70.0030.01416.27
7.3.60.0070.01016.34
7.3.50.0180.00716.27
7.3.40.0130.00316.33
7.3.30.0130.00316.30
7.3.20.0160.00316.41
7.3.10.0090.01216.27
7.3.00.0240.00616.27
7.2.330.0000.01616.67
7.2.320.0090.01216.43
7.2.310.0110.00716.38
7.2.300.0030.01316.44
7.2.290.0140.00616.39
7.2.280.0040.01416.70
7.2.270.0090.01116.37
7.2.260.0100.01016.38
7.2.250.0040.01216.64
7.2.240.0170.00716.50
7.2.230.0130.00916.50
7.2.220.0030.01616.38
7.2.210.0070.01016.56
7.2.200.0060.01216.54
7.2.190.0080.00916.42
7.2.180.0070.01116.55
7.2.170.0140.00316.52
7.2.160.0070.01116.65
7.2.150.0120.00816.48
7.2.140.0170.00316.60
7.2.130.0030.01516.61
7.2.120.0120.00916.56
7.2.110.0150.00916.63
7.2.100.0120.01216.68
7.2.90.0110.00716.28
7.2.80.0130.00716.59
7.2.70.0120.00616.39
7.2.60.0110.00616.40
7.2.50.0030.01516.66
7.2.40.0080.00816.63
7.2.30.0030.01316.27
7.2.20.0100.00716.52
7.2.10.0060.01216.39
7.2.00.0060.01216.36

preferences:
60.55 ms | 400 KiB | 5 Q