3v4l.org

run code in 300+ PHP versions simultaneously
<?hh function foo<T>(T $a): void { var_dump($a instanceof T); } foo(new stdClass());

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)
8.3.60.0090.00616.63
8.3.50.0090.00722.99
8.3.40.0040.01118.66
8.3.30.0100.00318.96
8.3.20.0000.00820.11
8.3.10.0040.00423.66
8.3.00.0060.00319.13
8.2.180.0180.00316.50
8.2.170.0090.00622.96
8.2.160.0070.00720.25
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0020.00521.03
8.2.110.0030.00620.58
8.2.100.0000.01118.03
8.2.90.0030.00619.05
8.2.80.0050.00317.97
8.2.70.0070.00717.25
8.2.60.0090.00017.80
8.2.50.0090.00018.07
8.2.40.0070.00018.16
8.2.30.0000.00717.80
8.2.20.0000.00717.61
8.2.10.0020.00517.91
8.2.00.0000.00817.54
8.1.280.0110.01125.92
8.1.270.0030.00523.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.05
8.1.230.0120.00019.15
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00617.10
8.1.190.0040.00417.00
8.1.180.0000.00718.10
8.1.170.0040.00418.54
8.1.160.0040.00421.98
8.1.150.0070.00018.71
8.1.140.0000.00817.30
8.1.130.0070.00017.62
8.1.120.0000.00717.21
8.1.110.0040.00417.20
8.1.100.0040.00417.37
8.1.90.0000.00717.32
8.1.80.0000.00817.30
8.1.70.0000.00717.24
8.1.60.0050.00317.42
8.1.50.0000.00717.41
8.1.40.0040.00417.25
8.1.30.0040.00417.55
8.1.20.0070.00017.42
8.1.10.0040.00417.33
8.1.00.0090.00017.23
8.0.300.0030.00518.77
8.0.290.0020.00516.58
8.0.280.0070.00018.32
8.0.270.0000.00717.18
8.0.260.0030.00317.09
8.0.250.0020.00516.82
8.0.240.0000.00716.71
8.0.230.0030.00316.74
8.0.220.0070.00016.77
8.0.210.0070.00016.65
8.0.200.0000.00716.80
8.0.190.0000.00816.83
8.0.180.0040.00416.68
8.0.170.0080.00016.79
8.0.160.0070.00016.69
8.0.150.0050.00316.75
8.0.140.0000.00716.57
8.0.130.0040.00413.43
8.0.120.0040.00416.60
8.0.110.0000.00716.77
8.0.100.0030.00316.57
8.0.90.0040.00416.76
8.0.80.0070.01016.63
8.0.70.0070.00016.71
8.0.60.0000.00716.79
8.0.50.0050.00216.69
8.0.30.0060.01316.92
8.0.20.0100.01017.40
8.0.10.0070.00016.91
8.0.00.0140.00316.58
7.4.330.0020.00215.12
7.4.320.0060.00016.35
7.4.300.0000.00616.50
7.4.290.0060.00316.46
7.4.280.0030.00616.41
7.4.270.0000.00716.45
7.4.260.0030.00316.44
7.4.250.0030.00516.43
7.4.240.0020.00516.39
7.4.230.0070.00016.25
7.4.220.0140.00516.42
7.4.210.0130.00616.41
7.4.200.0070.00016.35
7.4.160.0060.01216.25
7.4.150.0120.00817.40
7.4.140.0110.00817.86
7.4.130.0090.01216.42
7.4.120.0120.00916.50
7.4.110.0100.00716.30
7.4.100.0110.01116.36
7.4.90.0060.01016.34
7.4.80.0120.00619.39
7.4.70.0090.00616.38
7.4.60.0120.00616.42
7.4.50.0080.00016.42
7.4.40.0000.01516.57
7.4.30.0060.00916.42
7.3.330.0030.00313.07
7.3.320.0020.00212.97
7.3.310.0000.00716.21
7.3.300.0070.00016.14
7.3.290.0060.00916.05
7.3.280.0080.01116.14
7.3.270.0060.00917.40
7.3.260.0110.01116.20
7.3.250.0100.00716.36
7.3.240.0090.01016.19
7.3.230.0060.01216.39
7.3.210.0140.00416.19
7.3.200.0130.00319.39
7.3.190.0090.00616.21
7.3.180.0100.01016.30
7.3.170.0060.00916.34
7.3.160.0100.00716.24
7.2.330.0040.01316.32
7.2.320.0150.00616.47
7.2.310.0110.00516.35
7.2.300.0080.00816.50
7.2.290.0110.00616.36
5.4.320.0040.03712.45
5.4.310.0070.03612.45
5.4.300.0060.03612.45
5.4.290.0080.03612.45
5.4.280.0020.03812.34
5.4.270.0070.03912.35
5.4.260.0040.03812.35
5.4.250.0070.03512.35
5.4.240.0060.03412.34
5.4.230.0090.03612.34
5.4.220.0070.03412.34
5.4.210.0050.03412.34
5.4.200.0070.03512.34
5.4.190.0060.03812.33
5.4.180.0050.04112.34
5.4.170.0020.04212.35
5.4.160.0060.03912.34
5.4.150.0040.03612.34
5.4.140.0060.04612.02
5.4.130.0060.03312.01
5.4.120.0110.04211.97
5.4.110.0060.03511.96
5.4.100.0040.03611.96
5.4.90.0070.03911.96
5.4.80.0040.03711.96
5.4.70.0100.03711.96
5.4.60.0040.03711.96
5.4.50.0060.03611.96
5.4.40.0030.04011.95
5.4.30.0040.03711.95
5.4.20.0050.03511.95
5.4.10.0060.03311.95
5.4.00.0030.03811.43

preferences:
33.37 ms | 401 KiB | 5 Q