3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class A { /** @var int */ public $foo; private function __construct() { $this->foo = 5; } } class B extends A { } class C extends B { public function __construct() { parent::__construct(); } } new C();

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)
8.3.60.0070.00716.38
8.3.50.0090.00616.04
8.3.40.0070.01118.81
8.3.30.0110.00418.67
8.3.20.0000.00820.30
8.3.10.0040.00421.77
8.3.00.0040.00417.68
8.2.180.0110.00716.50
8.2.170.0120.00322.96
8.2.160.0070.01020.38
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00419.04
8.2.120.0050.00326.35
8.2.110.0100.00022.11
8.2.100.0080.00417.65
8.2.90.0030.00519.22
8.2.80.0040.00417.97
8.2.70.0040.00417.36
8.2.60.0000.00817.80
8.2.50.0000.00818.10
8.2.40.0050.00320.46
8.2.30.0040.00419.22
8.2.20.0050.00217.99
8.2.10.0030.00517.89
8.2.00.0070.00017.86
8.1.280.0110.00425.92
8.1.270.0040.00423.89
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0110.00823.82
8.1.230.0000.01117.70
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0100.00017.10
8.1.190.0030.00517.23
8.1.180.0000.00718.10
8.1.170.0050.00318.53
8.1.160.0030.00318.93
8.1.150.0000.00720.55
8.1.140.0040.00419.45
8.1.130.0040.00418.72
8.1.120.0040.00417.27
8.1.110.0040.00417.21
8.1.100.0000.00717.28
8.1.90.0040.00617.36
8.1.80.0070.00317.34
8.1.70.0040.00417.24
8.1.60.0040.00417.57
8.1.50.0050.00317.36
8.1.40.0000.00717.41
8.1.30.0040.00417.54
8.1.20.0040.00417.53
8.1.10.0040.00417.38
8.1.00.0000.00717.51
8.0.300.0000.00818.77
8.0.290.0080.00016.63
8.0.280.0070.00018.37
8.0.270.0030.00317.14
8.0.260.0060.00016.75
8.0.250.0000.00716.95
8.0.240.0040.00416.95
8.0.230.0000.00816.86
8.0.220.0000.00816.85
8.0.210.0000.00616.76
8.0.200.0000.00816.86
8.0.190.0050.00316.98
8.0.180.0100.00316.89
8.0.170.0070.00016.91
8.0.160.0040.00416.91
8.0.150.0050.00216.85
8.0.140.0030.00316.87
8.0.130.0000.00513.33
8.0.120.0040.00416.83
8.0.110.0030.00516.87
8.0.100.0000.00716.75
8.0.90.0040.00417.00
8.0.80.0120.00316.89
8.0.70.0040.00416.84
8.0.60.0050.00216.92
8.0.50.0080.00016.66
8.0.30.0060.01316.93
8.0.20.0120.00717.40
8.0.10.0050.00316.90
8.0.00.0110.01116.74
7.4.330.0020.00215.55
7.4.320.0000.00616.39
7.4.300.0000.00616.53
7.4.290.0000.00816.32
7.4.280.0050.00216.34
7.4.270.0030.00316.38
7.4.260.0050.00013.22
7.4.250.0060.00316.38
7.4.240.0000.00816.50
7.4.230.0040.00416.57
7.4.220.0060.01216.54
7.4.210.0060.01316.59
7.4.200.0000.00716.42
7.4.160.0070.00816.47
7.4.150.0080.01617.40
7.4.140.0110.01217.86
7.4.130.0090.00916.46
7.4.120.0060.01416.46
7.4.110.0140.00316.46
7.4.100.0000.01816.59
7.4.90.0070.01116.45
7.4.80.0130.00319.39
7.4.70.0090.00916.46
7.4.60.0100.00716.33
7.4.50.0060.00916.22
7.4.40.0070.01016.57
7.4.30.0070.01416.37
7.4.00.0070.00714.92
7.3.330.0040.00413.44
7.3.320.0000.00513.29
7.3.310.0070.00016.26
7.3.300.0040.00416.32
7.3.290.0040.01016.38
7.3.280.0090.00616.34
7.3.270.0140.00317.40
7.3.260.0080.00916.57
7.3.250.0120.00916.28
7.3.240.0110.00816.39
7.3.230.0170.00016.55
7.3.210.0100.00716.26
7.3.200.0100.00716.25
7.3.190.0090.00616.21
7.3.180.0130.00316.29
7.3.170.0000.02216.39
7.3.160.0040.01216.41
7.3.120.0060.01214.83
7.3.110.0070.00714.72
7.3.100.0060.00914.83
7.3.90.0040.01114.56
7.3.80.0100.00214.82
7.3.70.0040.00814.77
7.3.60.0110.00414.82
7.3.50.0030.00614.96
7.3.40.0030.00614.49
7.3.30.0070.00714.66
7.3.20.0000.01316.57
7.3.10.0030.01016.68
7.3.00.0090.00416.62
7.2.330.0100.00616.51
7.2.320.0090.00916.34
7.2.310.0110.00616.54
7.2.300.0120.00616.41
7.2.290.0100.01016.55
7.2.250.0070.01115.04
7.2.240.0070.01314.91
7.2.230.0090.00615.04
7.2.220.0040.00715.16
7.2.210.0030.01115.01
7.2.200.0060.00914.97
7.2.190.0040.00814.64
7.2.180.0030.01414.87
7.2.170.0100.00714.89
7.2.130.0060.00916.79
7.2.120.0060.00916.76
7.2.110.0090.00316.70
7.2.100.0030.00616.55
7.2.90.0070.00316.83
7.2.80.0080.00416.91
7.2.70.0050.00516.61
7.2.60.0110.00216.56
7.2.50.0110.00416.78
7.2.40.0000.01216.89
7.2.30.0040.01216.91
7.2.20.0070.00716.82
7.2.10.0060.00316.81
7.2.00.0040.01117.84
7.1.330.0100.00315.32
7.1.320.0130.00015.41
7.1.310.0120.00315.91
7.1.300.0000.01015.60
7.1.290.0070.00715.63
7.1.280.0060.01015.63
7.1.270.0110.00315.45
7.1.260.0100.00315.71
7.1.250.0080.00415.37
7.1.240.0030.01015.67
7.1.230.0070.00715.32
7.1.220.0070.00415.47
7.1.210.0070.00315.62
7.1.200.0050.01015.71
7.1.190.0000.01115.55
7.1.180.0070.00715.39
7.1.170.0130.00015.47
7.1.160.0070.00715.78
7.1.150.0060.00615.61
7.1.140.0030.01015.75
7.1.130.0060.00315.71
7.1.120.0000.01015.63
7.1.110.0060.00315.71
7.1.100.0080.00216.71
7.1.90.0000.01115.45
7.1.80.0040.00715.70
7.1.70.0100.00316.27
7.1.60.0140.00525.19
7.1.50.0110.00925.19
7.1.40.0070.01124.92
7.1.30.0120.00925.08
7.1.20.0100.01024.99
7.1.10.0090.00415.93
7.1.00.0040.00716.11
7.0.330.0070.00715.24
7.0.320.0090.00614.76
7.0.310.0090.00315.20
7.0.300.0060.00315.18
7.0.290.0030.00715.33
7.0.280.0060.00614.98
7.0.270.0070.00315.10
7.0.260.0030.00515.25
7.0.250.0040.01115.30
7.0.240.0000.01015.49
7.0.230.0030.00614.95
7.0.220.0060.00615.29
7.0.210.0030.01015.30
7.0.200.0090.00515.91
7.0.190.0040.00715.97
7.0.180.0050.00715.64
7.0.170.0040.00815.71
7.0.160.0040.01015.72
7.0.150.0050.00815.64
7.0.140.0040.00915.88
7.0.130.0040.00916.05
7.0.120.0090.00415.90
7.0.110.0050.00715.68
7.0.100.0090.00715.75
7.0.90.0060.01015.69
7.0.80.0020.01015.70
7.0.70.0080.00815.69
7.0.60.0050.01015.76
7.0.50.0060.00715.66
7.0.40.0070.00815.00
7.0.30.0050.00714.82
7.0.20.0030.00814.84
7.0.10.0060.00614.92
7.0.00.0130.00214.90
5.6.380.0070.00414.27

preferences:
74.87 ms | 400 KiB | 5 Q