3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Example { public function foo(?int $f) { } } $e = new Example; $e->foo(null);

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)
8.3.60.0090.00616.61
8.3.50.0150.00016.50
8.3.40.0110.00418.43
8.3.30.0070.00718.42
8.3.20.0000.00720.21
8.3.10.0060.00321.81
8.3.00.0080.00019.43
8.2.180.0040.01216.38
8.2.170.0150.00022.96
8.2.160.0180.00018.91
8.2.150.0000.00924.18
8.2.140.0030.00524.66
8.2.130.0040.00419.11
8.2.120.0070.00026.35
8.2.110.0090.00020.57
8.2.100.0060.00817.72
8.2.90.0000.00719.14
8.2.80.0000.00817.97
8.2.70.0000.00917.63
8.2.60.0080.00017.80
8.2.50.0030.00518.10
8.2.40.0050.00320.35
8.2.30.0000.00719.22
8.2.20.0030.00418.09
8.2.10.0000.00817.97
8.2.00.0040.00417.90
8.1.280.0070.00725.92
8.1.270.0090.00623.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.60
8.1.230.0040.00719.15
8.1.220.0050.00217.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0050.00318.54
8.1.160.0040.00418.96
8.1.150.0030.00620.52
8.1.140.0070.00019.44
8.1.130.0060.00318.87
8.1.120.0040.00417.39
8.1.110.0040.00417.24
8.1.100.0040.00417.43
8.1.90.0070.00017.27
8.1.80.0040.00417.40
8.1.70.0000.00717.36
8.1.60.0000.00817.48
8.1.50.0020.00517.52
8.1.40.0040.00417.48
8.1.30.0040.00417.59
8.1.20.0040.00417.62
8.1.10.0000.00817.41
8.1.00.0000.00817.45
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0030.00318.44
8.0.270.0030.00317.20
8.0.260.0060.00016.66
8.0.250.0030.00316.82
8.0.240.0030.00316.89
8.0.230.0030.00616.77
8.0.220.0040.00416.83
8.0.210.0000.00716.84
8.0.200.0040.00416.88
8.0.190.0040.00416.77
8.0.180.0040.00416.86
8.0.170.0000.00716.74
8.0.160.0000.00716.73
8.0.150.0000.00716.79
8.0.140.0030.00516.74
8.0.130.0030.00313.20
8.0.120.0040.00416.77
8.0.110.0030.00316.71
8.0.100.0040.00416.68
8.0.90.0080.00016.94
8.0.80.0120.00916.86
8.0.70.0070.00016.86
8.0.60.0060.00316.77
8.0.50.0040.00416.83
8.0.30.0100.00617.02
8.0.20.0110.00717.40
8.0.10.0070.00016.88
8.0.00.0130.01016.52
7.4.330.0040.00415.55
7.4.320.0030.00316.39
7.4.300.0000.00616.59
7.4.290.0030.00316.39
7.4.280.0050.00316.43
7.4.270.0040.00416.61
7.4.260.0080.00316.34
7.4.250.0000.00716.41
7.4.240.0030.00316.57
7.4.230.0000.00716.67
7.4.220.0090.01216.49
7.4.210.0040.01116.63
7.4.200.0000.00716.39
7.4.160.0070.01016.33
7.4.150.0150.00317.40
7.4.140.0100.00817.86
7.4.130.0160.00616.53
7.4.120.0120.00816.43
7.3.330.0050.00013.26
7.3.320.0030.00313.15
7.3.310.0070.00016.09
7.3.300.0030.00316.25
7.3.290.0070.00716.24
7.3.280.0090.00816.22
7.3.270.0090.01317.40
7.3.260.0100.00616.39
7.3.250.0100.00916.38
7.3.240.0120.00616.31
7.1.70.0060.00616.90

preferences:
53.93 ms | 400 KiB | 5 Q