3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $a; public function __construct($a) { $this->a = $a; } } $b = new Test(1); var_dump($b);

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)
8.3.60.0120.00318.56
8.3.50.0070.01117.98
8.3.40.0130.00318.49
8.3.30.0090.00618.67
8.3.20.0000.00719.16
8.3.10.0040.00423.71
8.3.00.0040.00420.58
8.2.180.0130.00718.16
8.2.170.0110.00422.96
8.2.160.0070.00722.16
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00419.64
8.2.120.0000.00726.35
8.2.110.0070.00320.38
8.2.100.0060.00617.72
8.2.90.0060.00317.63
8.2.80.0040.00418.84
8.2.70.0000.00817.91
8.2.60.0040.00418.22
8.2.50.0050.00318.10
8.2.40.0090.00019.30
8.2.30.0030.00319.06
8.2.20.0050.00217.82
8.2.10.0040.00418.06
8.2.00.0030.00517.66
8.1.280.0070.01025.92
8.1.270.0050.00320.66
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0100.00023.92
8.1.230.0090.00318.97
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.11
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00818.65
8.1.160.0040.00418.84
8.1.150.0080.00018.82
8.1.140.0040.00422.20
8.1.130.0000.00720.26
8.1.120.0080.00017.43
8.1.110.0040.00417.29
8.1.100.0030.00517.43
8.1.90.0090.00017.36
8.1.80.0040.00417.34
8.1.70.0000.00717.43
8.1.60.0000.00817.54
8.1.50.0040.00417.48
8.1.40.0030.00517.46
8.1.30.0040.00417.65
8.1.20.0080.00017.70
8.1.10.0040.00417.39
8.1.00.0040.00417.34
8.0.300.0000.00819.60
8.0.290.0070.00016.63
8.0.280.0040.00418.39
8.0.270.0070.00017.11
8.0.260.0000.00718.38
8.0.250.0070.00016.91
8.0.240.0030.00516.78
8.0.230.0000.00716.84
8.0.220.0070.00016.86
8.0.210.0040.00416.75
8.0.200.0000.00716.85
8.0.190.0040.00416.95
8.0.180.0000.00716.75
8.0.170.0030.00516.84
8.0.160.0040.00416.77
8.0.150.0040.00416.82
8.0.140.0040.00416.63
8.0.130.0050.00013.29
8.0.120.0000.00716.84
8.0.110.0040.00416.80
8.0.100.0040.00416.95
8.0.90.0040.00416.87
8.0.80.0110.00816.81
8.0.70.0050.00216.73
8.0.60.0000.00816.85
8.0.50.0040.00416.71
8.0.30.0090.00816.80
8.0.20.0180.00017.40
8.0.10.0040.00416.79
8.0.00.0160.00616.96
7.4.330.0020.00215.55
7.4.320.0000.00616.59
7.4.300.0040.00416.65
7.4.290.0000.00716.52
7.4.280.0070.00316.45
7.4.270.0030.00316.51
7.4.260.0030.00316.59
7.4.250.0040.00416.61
7.4.240.0000.00716.59
7.4.230.0070.00016.43
7.4.220.0040.00416.68
7.4.210.0080.00916.59
7.4.200.0040.00416.59
7.4.160.0080.00916.47
7.4.140.0120.00717.86
7.4.130.0110.00616.62
7.4.120.0070.00916.49
7.3.330.0050.00013.11
7.3.320.0030.00313.02
7.3.310.0080.00016.26
7.3.300.0000.00716.22
7.3.290.0000.00716.16
7.3.280.0090.00716.22
7.3.260.0100.00816.31
7.3.240.0130.00716.38
7.2.100.0560.01014.44

preferences:
37.3 ms | 401 KiB | 5 Q