3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo implements Countable { public function count() { return +INF; } } $foo = new Foo; echo count($foo);

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)
8.3.40.0150.00318.98
8.3.30.0110.00418.73
8.3.20.0070.00020.20
8.3.10.0040.00423.55
8.3.00.0040.00419.67
8.2.170.0120.00622.96
8.2.160.0070.00720.44
8.2.150.0000.00724.18
8.2.140.0120.00324.66
8.2.130.0050.00226.16
8.2.120.0070.00021.04
8.2.110.0070.00322.16
8.2.100.0060.00618.22
8.2.90.0070.00019.17
8.2.80.0050.00317.97
8.2.70.0030.00617.37
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0000.00717.97
8.2.30.0030.00618.22
8.2.20.0050.00317.53
8.2.10.0000.00718.04
8.2.00.0000.00817.55
8.1.270.0050.00323.92
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0060.00318.83
8.1.230.0100.00019.05
8.1.220.0030.00617.76
8.1.210.0080.00018.77
8.1.200.0060.00317.48
8.1.190.0040.00717.23
8.1.180.0040.00418.10
8.1.170.0030.00618.71
8.1.160.0050.00322.03
8.1.150.0020.00518.86
8.1.140.0050.00217.52
8.1.130.0070.00017.69
8.1.120.0000.00817.48
8.1.110.0070.00017.46
8.1.100.0040.00417.35
8.1.90.0000.00717.41
8.1.80.0040.00417.45
8.1.70.0000.00717.40
8.1.60.0060.00617.53
8.1.50.0000.00817.52
8.1.40.0040.00417.43
8.1.30.0060.00317.64
8.1.20.0000.00717.62
8.1.10.0080.00017.52
8.1.00.0040.00417.35
8.0.300.0070.00018.77
8.0.290.0030.00616.88
8.0.280.0030.00318.43
8.0.270.0040.00417.20
8.0.260.0000.00617.15
8.0.250.0030.00316.96
8.0.240.0000.00616.91
8.0.230.0000.00716.94
8.0.220.0060.00316.93
8.0.210.0030.00316.86
8.0.200.0030.00316.93
8.0.190.0040.00416.94
8.0.180.0000.00716.92
8.0.170.0070.00016.93
8.0.160.0040.00416.87
8.0.150.0040.00416.80
8.0.140.0070.00016.86
8.0.130.0030.00313.29
8.0.120.0030.00316.85
8.0.110.0000.00716.87
8.0.100.0040.00416.94
8.0.90.0000.00816.91
8.0.80.0110.00416.87
8.0.70.0030.00516.66
8.0.60.0070.00016.78
8.0.50.0040.00416.94
8.0.30.0060.01217.15
8.0.20.0100.00817.40
8.0.10.0040.00416.99
8.0.00.0070.01016.79
7.4.330.0020.00215.00
7.4.320.0030.00316.60
7.4.300.0000.00716.59
7.4.290.0000.00616.54
7.4.280.0040.00416.49
7.4.270.0030.00316.35
7.4.260.0030.00616.55
7.4.250.0080.00016.55
7.4.240.0040.00316.51
7.4.230.0030.00316.39
7.4.220.0100.01716.60
7.4.210.0140.00516.55
7.4.200.0030.00316.39
7.4.160.0120.00316.59
7.4.150.0030.01417.40
7.4.140.0060.01117.86
7.4.130.0110.00716.47
7.4.120.0070.01016.56
7.4.110.0090.01216.71
7.4.100.0130.01016.54
7.4.90.0030.01616.36
7.4.80.0120.00619.39
7.4.70.0060.01016.52
7.4.60.0060.01116.31
7.4.50.0030.00616.46
7.4.40.0090.00616.54
7.4.30.0150.00716.43
7.4.00.0070.00614.87
7.3.330.0050.00013.02
7.3.320.0020.00213.16
7.3.310.0030.00316.28
7.3.300.0000.00716.21
7.3.290.0130.00716.24
7.3.280.0060.01116.21
7.3.270.0080.01217.40
7.3.260.0060.01216.42
7.3.250.0110.00616.31
7.3.240.0100.00616.21
7.3.230.0110.00716.39
7.3.210.0060.01116.41
7.3.200.0090.00919.39
7.3.190.0070.01016.40
7.3.180.0030.01216.27
7.3.170.0120.00616.51
7.3.160.0130.00316.46
7.3.120.0080.00914.67
7.3.110.0120.00615.02
7.3.100.0090.00614.82
7.3.90.0120.00614.29
7.3.80.0100.00314.69
7.3.70.0090.00614.83
7.3.60.0000.01514.82
7.3.50.0030.00614.81
7.3.40.0060.01214.70
7.3.30.0060.01214.71
7.3.20.0070.01116.27
7.3.10.0090.00616.62
7.3.00.0060.00816.52
7.2.330.0120.00916.30
7.2.320.0040.01416.41
7.2.310.0130.01016.78
7.2.300.0030.01316.77
7.2.290.0040.01616.67
7.2.250.0130.00614.62
7.2.240.0060.01214.96
7.2.230.0040.01115.19
7.2.220.0100.01015.27
7.2.210.0030.01015.14
7.2.200.0030.01014.95
7.2.190.0070.00414.85
7.2.180.0040.00715.07
7.2.170.0070.00714.76
7.2.60.0030.00616.71
7.2.00.0100.00319.23
7.1.330.0030.01315.55
7.1.320.0120.00615.79
7.1.310.0040.01115.86
7.1.300.0060.00315.54
7.1.290.0080.00815.47
7.1.280.0070.00715.78
7.1.270.0000.01815.94
7.1.260.0060.00615.70
7.1.200.0040.00715.54
7.1.100.0040.00718.12
7.1.70.0000.00717.09
7.1.60.0130.01319.70
7.1.50.0040.01916.97
7.1.00.0000.08022.54
7.0.200.0000.00716.82
7.0.140.0030.07022.07
7.0.60.0030.07019.92
7.0.50.0070.08717.88
7.0.40.0070.04020.14
7.0.30.0330.07720.22
7.0.20.0370.06020.12
7.0.10.0100.05720.16
7.0.00.0100.04720.33
5.6.280.0070.07021.29
5.6.210.0070.04020.76
5.6.200.0030.04318.38
5.6.190.0070.06720.58
5.6.180.0200.04020.63
5.6.170.0370.05020.76
5.6.160.0070.04020.58
5.6.150.0030.04318.35
5.6.140.0200.05318.40
5.6.130.0030.07018.33
5.6.120.0230.07021.22
5.6.110.0100.08021.24
5.6.100.0130.06321.15
5.6.90.0100.06321.35
5.6.80.0100.06320.55
5.6.70.4730.04320.66
5.5.350.0130.08320.60
5.5.340.0030.04318.17
5.5.330.0030.08720.46
5.5.320.3570.04020.40
5.5.310.0130.04720.53
5.5.300.0100.03718.10
5.5.290.0130.07718.10
5.5.280.0070.09021.11
5.5.270.0130.07720.98
5.5.260.0070.08021.05
5.5.250.0070.08020.81
5.5.240.0070.08320.25
5.4.450.0230.04719.16
5.4.440.3600.03019.18
5.4.430.0200.04319.67
5.4.420.0130.05319.36
5.4.410.0130.05019.43
5.4.400.0230.03719.09
5.4.390.0130.05319.13
5.4.380.0400.04318.78
5.4.370.0070.04718.56
5.4.360.0100.05018.45
5.4.350.0080.04312.02
5.4.340.0080.04212.02
5.4.320.0050.03712.50
5.4.310.0080.03512.50
5.4.300.0050.04412.50
5.4.290.0110.03312.50
5.4.280.0050.03612.39
5.4.270.0070.03512.39
5.4.260.0040.03912.39
5.4.250.0060.03812.40
5.4.240.0050.03712.40
5.4.230.0110.04012.39
5.4.220.0060.04112.39
5.4.210.0070.03412.39
5.4.200.0080.04212.39
5.4.190.0070.03812.39
5.4.180.0080.04512.38
5.4.170.0050.03712.40
5.4.160.0050.03612.39
5.4.150.0030.03912.39
5.4.140.0060.03712.07
5.4.130.0060.04212.06
5.4.120.0050.03512.02
5.4.110.0050.03612.01
5.4.100.0040.04812.01
5.4.90.0050.03712.01
5.4.80.0070.03612.01
5.4.70.0030.03712.01
5.4.60.0070.03712.00
5.4.50.0060.03512.01
5.4.40.0050.03512.00
5.4.30.0090.03911.99
5.4.20.0060.03611.99
5.4.10.0050.03512.00
5.4.00.0040.04211.48
5.3.290.0040.04112.80
5.3.280.0030.04012.71
5.3.270.0090.03512.72
5.3.260.0110.04012.72
5.3.250.0060.03812.72
5.3.240.0080.03812.72
5.3.230.0070.04512.71
5.3.220.0060.03812.68
5.3.210.0060.04412.68
5.3.200.0060.03612.68
5.3.190.0040.04912.67
5.3.180.0030.05112.68
5.3.170.0050.03812.67
5.3.160.0050.03812.67
5.3.150.0070.03612.67
5.3.140.0090.03312.66
5.3.130.0070.03812.66
5.3.120.0100.04112.66
5.3.110.0100.03812.66
5.3.100.0110.04012.11
5.3.90.0010.04112.09
5.3.80.0070.03512.09
5.3.70.0060.03712.09

preferences:
41.17 ms | 400 KiB | 5 Q