3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo {}; var_export(is_a(NULL, Foo::class));

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)
8.5.60.0050.00416.78
8.5.50.0090.00816.50
8.5.30.0120.00619.49
8.5.20.0130.00519.47
8.5.10.0090.00720.08
8.5.00.0130.00820.07
8.4.210.0120.00919.36
8.4.180.0140.00819.53
8.4.170.0150.00623.81
8.4.160.0140.00722.94
8.4.150.0070.00516.81
8.4.140.0110.00917.62
8.4.130.0050.00417.72
8.4.120.0120.00822.35
8.4.110.0090.01220.43
8.4.100.0060.00417.76
8.4.90.0110.00917.53
8.4.80.0100.01017.79
8.4.70.0140.00717.58
8.4.60.0090.01220.47
8.4.50.0030.00519.61
8.4.40.0050.00319.40
8.4.30.0060.01218.71
8.4.20.0130.00625.79
8.4.10.0060.00323.50
8.3.300.0090.01120.62
8.3.290.0050.00420.77
8.3.280.0110.00818.14
8.3.270.0080.01316.68
8.3.260.0110.00816.30
8.3.250.0140.00518.69
8.3.240.0100.00916.45
8.3.230.0140.00616.52
8.3.220.0100.00716.94
8.3.210.0040.00416.45
8.3.200.0030.00616.61
8.3.190.0100.00916.30
8.3.180.0100.00918.08
8.3.170.0150.00318.95
8.3.160.0110.00816.56
8.3.150.0120.00618.70
8.3.140.0040.01217.34
8.3.130.0090.00018.53
8.3.120.0000.01020.84
8.3.110.0060.00320.94
8.3.100.0070.00024.06
8.3.90.0040.00426.77
8.3.80.0070.00317.97
8.3.70.0140.00016.38
8.3.60.0090.00916.50
8.3.50.0000.01416.42
8.3.40.0040.01120.46
8.3.30.0070.01118.71
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0140.00817.89
8.2.290.0110.00722.29
8.2.280.0110.00816.61
8.2.270.0040.01316.98
8.2.260.0050.00316.42
8.2.250.0120.00818.15
8.2.240.0040.00417.09
8.2.230.0060.01322.58
8.2.220.0090.00337.54
8.2.210.0070.01126.77
8.2.200.0070.00418.04
8.2.190.0110.00718.30
8.2.180.0070.01416.32
8.2.170.0140.00418.89
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00426.16
8.2.110.0060.00322.25
8.2.100.0000.01117.78
8.2.90.0040.00417.84
8.2.80.0040.00417.38
8.2.70.0030.00517.38
8.2.60.0000.00817.91
8.2.50.0040.00418.07
8.2.40.0060.00321.07
8.2.30.0000.00717.92
8.2.20.0000.00819.01
8.2.10.0090.00917.48
8.2.00.0140.00317.55
8.1.340.0140.00617.61
8.1.330.0080.01021.71
8.1.320.0120.01115.96
8.1.310.0070.01015.85
8.1.300.0030.01718.04
8.1.290.0040.00430.84
8.1.280.0160.00325.92
8.1.270.0060.00324.66
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00622.35
8.1.230.0000.01122.75
8.1.220.0040.00417.74
8.1.210.0050.00318.87
8.1.200.0060.00317.22
8.1.190.0080.00017.23
8.1.180.0030.00518.10
8.1.170.0080.00018.52
8.1.160.0070.00018.80
8.1.150.0050.00318.37
8.1.140.0100.00717.18
8.1.130.0040.01317.13
8.1.120.0100.00717.32
8.1.110.0040.01317.32
8.1.100.0130.00417.20
8.1.90.0120.00517.38
8.1.80.0110.00717.28
8.1.70.0180.00017.38
8.1.60.0140.00517.41
8.1.50.0120.00717.50
8.1.40.0080.01117.45
8.1.30.0140.00517.47
8.1.20.0170.00617.48
8.1.10.0140.01017.30
8.1.00.0170.00717.28
8.0.300.0030.00519.81
8.0.290.0070.00016.63
8.0.280.0000.00718.32
8.0.270.0150.00716.68
8.0.260.0070.01416.62
8.0.250.0110.00716.63
8.0.240.0160.00316.63
8.0.230.0120.00716.65
8.0.220.0100.00916.53
8.0.210.0180.00016.66
8.0.200.0060.01216.68
8.0.190.0110.00816.68
8.0.180.0110.00716.64
8.0.170.0110.00816.70
8.0.160.0180.00016.70
8.0.150.0120.00716.55
8.0.140.0140.00516.62
8.0.130.0140.00516.63
8.0.120.0140.00716.51
8.0.110.0130.00616.60
8.0.100.0120.00716.62
8.0.90.0130.00516.63
8.0.80.0160.00216.50
8.0.70.0160.00316.54
8.0.60.0050.01416.53
8.0.50.0040.00716.64
8.0.30.0030.00616.63
8.0.20.0030.00616.70
8.0.10.0080.00316.75

preferences:
53.26 ms | 1106 KiB | 5 Q