3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $a; private function __construct() { echo 'a!'; } public static function BUILD() { return new A; } } A::BUILD();

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)
8.3.70.0120.00316.58
8.3.60.0110.00418.18
8.3.50.0140.00718.04
8.3.40.0120.00318.80
8.3.30.0100.00618.60
8.3.20.0070.00020.73
8.3.10.0060.00321.59
8.3.00.0080.00019.26
8.2.190.0150.00616.75
8.2.180.0070.01418.42
8.2.170.0120.00422.96
8.2.160.0070.00721.01
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00418.09
8.2.120.0040.00426.35
8.2.110.0100.00020.14
8.2.100.0090.00317.72
8.2.90.0030.00518.03
8.2.80.0000.00818.04
8.2.70.0000.00817.80
8.2.60.0000.00818.03
8.2.50.0080.00018.10
8.2.40.0000.00821.07
8.2.30.0020.00518.99
8.2.20.0040.00417.86
8.2.10.0000.00819.02
8.2.00.0040.00417.80
8.1.280.0110.00725.92
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00020.84
8.1.230.0040.00721.03
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00317.23
8.1.190.0000.00816.88
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0040.00418.76
8.1.150.0040.00418.70
8.1.140.0070.00018.82
8.1.130.0000.00719.12
8.1.120.0040.00717.34
8.1.110.0050.00217.27
8.1.100.0030.00517.34
8.1.90.0000.00717.29
8.1.80.0030.00517.23
8.1.70.0000.00817.35
8.1.60.0040.00417.50
8.1.50.0000.00917.43
8.1.40.0030.00617.43
8.1.30.0060.00317.61
8.1.20.0040.00417.59
8.1.10.0050.00317.51
8.1.00.0040.00417.34
8.0.300.0070.00019.63
8.0.290.0000.01216.63
8.0.280.0030.00318.34
8.0.270.0000.00717.26
8.0.260.0030.00616.76
8.0.250.0000.00716.75
8.0.240.0050.00216.90
8.0.230.0000.00816.84
8.0.220.0030.00316.75
8.0.210.0030.00316.86
8.0.200.0000.00716.87
8.0.190.0000.00816.79
8.0.180.0060.00316.89
8.0.170.0040.00416.87
8.0.160.0000.00716.83
8.0.150.0050.00216.68
8.0.140.0000.00716.58
8.0.130.0060.00013.22
8.0.120.0050.00216.73
8.0.110.0040.00416.65
8.0.100.0040.00416.81
8.0.90.0030.00316.59
8.0.80.0070.01216.71
8.0.70.0000.00716.71
8.0.60.0040.00416.82
8.0.50.0040.00416.82
8.0.30.0070.01017.10
8.0.20.0120.00617.11
8.0.10.0040.00416.78
8.0.00.0110.00716.72
7.4.330.0050.00015.55
7.4.320.0030.00316.48
7.4.300.0000.00716.50
7.4.290.0040.00416.43
7.4.280.0050.00316.56
7.4.270.0000.00716.48
7.4.260.0000.00716.50
7.4.250.0030.00316.52
7.4.240.0070.00016.51
7.4.230.0000.00716.48
7.4.220.0050.00316.50
7.4.210.0090.00716.39
7.4.200.0000.00716.53
7.4.160.0060.00916.42
7.4.140.0070.01117.86
7.4.130.0180.00716.41
7.4.120.0070.01616.30
7.4.110.0100.00716.43
7.4.100.0070.01016.71
7.4.90.0060.01216.30
7.4.80.0110.00719.39
7.4.70.0090.00916.38
7.4.60.0090.00616.32
7.4.50.0030.01216.44
7.4.40.0100.00716.14
7.4.00.0100.00714.87
7.3.330.0000.00513.21
7.3.320.0000.00613.22
7.3.310.0030.00316.27
7.3.300.0000.00616.19
7.3.290.0070.00016.06
7.3.280.0090.01116.23
7.3.260.0100.01016.37
7.3.240.0090.00816.32
7.3.230.0070.01016.36
7.3.210.0120.00416.52
7.3.200.0060.01216.23
7.3.190.0180.00416.40
7.3.180.0080.01316.34
7.3.170.0070.01416.25
7.3.160.0100.00716.22
7.3.10.0460.00414.64
7.3.00.0280.00614.37
7.2.330.0100.01416.22
7.2.320.0090.00916.30
7.2.310.0030.01316.27
7.2.300.0090.00916.66
7.2.290.0100.01416.29
7.2.130.0410.00714.81
7.2.120.0340.00714.75
7.2.110.0330.00715.00
7.2.100.0410.00614.87
7.2.90.0410.00614.81
7.2.80.0460.00614.91
7.2.70.0360.00614.46
7.2.60.0070.00714.71
7.2.50.0040.00814.76
7.2.40.0190.00614.50
7.2.30.0580.00014.59
7.2.20.0410.00314.54
7.2.10.0320.00714.66
7.2.00.0570.00314.92
7.1.250.0390.00313.88

preferences:
49.58 ms | 401 KiB | 5 Q