3v4l.org

run code in 500+ PHP versions simultaneously
<?php class MyClassException extends Exception { } spl_autoload_register(static function ($className) { throw new MyClassException('Class not found'); }); class_exists(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)
8.5.100.0070.00517.21
8.5.90.0100.00717.12
8.5.80.0090.00216.71
8.5.70.0100.00517.01
8.5.60.0080.00617.04
8.5.50.0110.00916.79
8.5.40.0090.00316.89
8.5.30.0070.00416.82
8.5.20.0060.00416.77
8.5.10.0080.00316.74
8.5.00.0060.00616.78
8.4.250.0110.00519.35
8.4.240.0110.00719.32
8.4.230.0190.00619.55
8.4.220.0120.00619.31
8.4.210.0080.00519.47
8.4.200.0070.00719.80
8.4.190.0120.00419.54
8.4.180.0090.00619.63
8.4.170.0090.00519.59
8.4.160.0090.00719.82
8.4.150.0110.00419.49
8.4.140.0100.00617.77
8.4.130.0080.00517.96
8.4.120.0090.00517.80
8.4.110.0100.00417.89
8.4.100.0060.00717.91
8.4.90.0060.00717.77
8.4.80.0060.00818.01
8.4.70.0070.00617.48
8.4.60.0120.01118.09
8.4.50.0090.00817.69
8.4.40.0140.00617.86
8.4.30.0060.00717.90
8.4.20.0080.00617.70
8.4.10.0050.00817.74
8.3.330.0210.00618.49
8.3.320.0160.00918.27
8.3.310.0090.00518.55
8.3.300.0080.01018.41
8.3.290.0080.00818.24
8.3.280.0100.00718.43
8.3.270.0060.00516.70
8.3.260.0080.00616.55
8.3.250.0070.00616.70
8.3.240.0080.00716.88
8.3.230.0170.00416.74
8.3.220.0100.00616.63
8.3.210.0180.00616.87
8.3.200.0120.01116.74
8.3.190.0100.00316.33
8.3.180.0060.00816.79
8.3.170.0080.00516.59
8.3.160.0120.00716.89
8.3.150.0060.00716.66
8.3.140.0130.00716.71
8.3.130.0100.00416.66
8.3.120.0090.00416.80
8.3.110.0100.00216.64
8.3.100.0080.00516.87
8.3.90.0120.00616.69
8.3.80.0050.00716.55
8.3.70.0080.00516.67
8.3.60.0070.00716.75
8.3.50.0060.00617.00
8.3.40.0070.00517.87
8.3.30.0090.00418.27
8.3.20.0080.00517.95
8.3.10.0110.00317.89
8.3.00.0110.00517.88
8.2.330.0100.00618.16
8.2.320.0080.00518.09
8.2.310.0070.00718.26
8.2.300.0200.00517.91
8.2.290.0150.00616.76
8.2.280.0170.00416.54
8.2.270.0180.00416.59
8.2.260.0170.00316.61
8.2.250.0130.00516.94
8.2.240.0150.00716.71
8.2.230.0130.00716.47
8.2.220.0150.00416.65
8.2.210.0160.00516.56
8.2.200.0090.00516.48
8.2.190.0140.00716.38
8.2.180.0170.00316.65
8.2.170.0130.00818.05
8.2.160.0180.00218.02
8.2.150.0140.00517.72
8.2.140.0150.00417.75
8.2.130.0160.00617.67
8.2.120.0170.00417.94
8.2.110.0170.00517.84
8.2.100.0180.00417.80
8.2.90.0170.00818.02
8.2.80.0190.00417.79
8.2.70.0150.00717.72
8.2.60.0160.00217.87
8.2.50.0190.00617.75
8.2.40.0180.00518.03
8.2.30.0160.00417.90
8.2.20.0210.00517.76
8.2.10.0150.00317.89
8.2.00.0210.00517.64
8.1.340.0150.00617.66
8.1.330.0080.00416.20
8.1.320.0220.00615.99
8.1.310.0200.00516.31
8.1.300.0150.00416.12
8.1.290.0170.00316.09
8.1.280.0160.00616.11
8.1.270.0190.00317.70
8.1.260.0180.00117.77
8.1.250.0220.00317.72
8.1.240.0150.00317.58
8.1.230.0170.00217.62
8.1.220.0210.00517.59
8.1.210.0160.00317.63
8.1.200.0130.00617.53
8.1.190.0210.00517.40
8.1.180.0180.00917.73
8.1.170.0150.00617.44
8.1.160.0140.00519.23
8.1.150.0140.00619.14
8.1.140.0140.00619.14
8.1.130.0170.00517.48
8.1.120.0190.00417.53
8.1.110.0260.00717.75
8.1.100.0160.00417.48
8.1.90.0180.00717.63
8.1.80.0180.00517.42
8.1.70.0150.01017.56
8.1.60.0150.00919.34
8.1.50.0180.00317.52
8.1.40.0100.00317.76
8.1.30.0130.00517.70
8.1.20.0180.00617.75
8.1.10.0170.00217.50
8.1.00.0150.00419.24
8.0.300.0070.00518.43
8.0.290.0160.00216.91
8.0.280.0170.00316.92
8.0.270.0170.00516.95
8.0.260.0200.00416.78
8.0.250.0160.00518.89
8.0.240.0140.00216.88
8.0.230.0120.00517.08
8.0.220.0120.00416.92
8.0.210.0140.00616.84
8.0.200.0230.01117.15
8.0.190.0140.00317.29
8.0.180.0180.00017.03
8.0.170.0150.00216.92
8.0.160.0130.00517.08
8.0.150.0220.00516.88
8.0.140.0150.00217.16
8.0.130.0210.00716.93
8.0.120.0170.00316.98
8.0.110.0120.00517.01
8.0.100.0150.00416.95
8.0.90.0160.00218.60
8.0.80.0130.00516.87
8.0.70.0150.00517.07
8.0.60.0140.00516.79
8.0.50.0190.00417.01
8.0.30.0160.00318.79
8.0.20.0110.00817.29
8.0.10.0210.00417.02
8.0.00.0170.01017.04
7.4.330.0070.00516.83
7.4.320.0160.00616.59
7.4.300.0200.00316.63
7.4.290.0130.00416.55
7.4.280.0130.00416.45
7.4.270.0140.00216.63
7.4.260.0160.00516.52
7.4.250.0160.00418.23
7.4.240.0150.00116.68
7.4.230.0140.00616.79
7.4.220.0120.00616.71
7.4.210.0220.00216.44
7.4.200.0160.00616.61
7.4.190.0220.00418.37
7.4.180.0210.00716.56
7.4.160.0160.00416.45
7.4.150.0130.00616.60
7.4.140.0160.00116.55
7.4.130.0190.00216.41
7.4.120.0190.00318.22
7.4.110.0140.00416.40
7.4.100.0150.00416.45
7.4.90.0130.00716.45
7.4.80.0140.00316.39
7.4.70.0200.00316.59
7.4.60.0200.00318.23
7.4.50.0150.00416.31
7.4.40.0090.01016.21
7.4.30.0110.00516.41
7.4.20.0110.00516.59
7.4.10.0160.00416.45
7.4.00.0170.00416.43
7.3.330.0120.00216.47
7.3.320.0160.00316.51
7.3.310.0140.00316.51
7.3.300.0200.00116.54
7.3.290.0150.00316.57
7.3.280.0140.00416.35
7.3.270.0150.00416.24
7.3.260.0150.00416.46
7.3.250.0160.00116.40
7.3.240.0140.00316.39
7.3.230.0150.00216.42
7.3.220.0170.00416.39
7.3.210.0150.00316.31
7.3.200.0150.00118.14
7.3.190.0140.00218.43
7.3.180.0130.00316.49
7.3.170.0110.00416.30
7.3.160.0150.00716.73
7.3.150.0160.00516.68
7.3.140.0130.00416.59
7.3.130.0190.00916.49
7.3.120.0210.00516.36
7.3.110.0130.00416.27
7.3.100.0150.00616.24
7.3.90.0170.00316.65
7.3.80.0120.00616.50
7.3.70.0140.00316.57
7.3.60.0160.00216.27
7.3.50.0120.00516.43
7.3.40.0220.00416.39
7.3.30.0130.00416.63
7.3.20.0210.00518.54
7.3.10.0190.00318.18
7.3.00.0070.00518.32
7.2.340.0160.00517.99
7.2.330.0150.00316.36
7.2.320.0120.00516.47
7.2.310.0170.00716.31
7.2.300.0170.00416.41
7.2.290.0240.00616.36
7.2.280.0180.00716.48
7.2.270.0200.00316.45
7.2.260.0190.00416.47
7.2.250.0180.00516.39
7.2.240.0160.00816.43
7.2.230.0160.00716.38
7.2.220.0250.00916.32
7.2.210.0290.00416.39
7.2.200.0210.00516.60
7.2.190.0250.00216.58
7.2.180.0140.00316.30
7.2.170.0150.00318.30
7.2.160.0150.00716.61
7.2.150.0130.00218.61
7.2.140.0160.00318.39
7.2.130.0160.00218.78
7.2.120.0200.00518.65
7.2.110.0190.00518.42
7.2.100.0150.00218.52
7.2.90.0140.00518.55
7.2.80.0140.00218.47
7.2.70.0140.00718.57
7.2.60.0190.00718.46
7.2.50.0220.00618.63
7.2.40.0200.00418.58
7.2.30.0160.00618.24
7.2.20.0180.00518.45
7.2.10.0200.00818.37
7.2.00.0180.00418.52
7.1.330.0150.00717.25
7.1.320.0180.00017.32
7.1.310.0150.00117.32
7.1.300.0130.00517.35
7.1.290.0130.00317.48
7.1.280.0120.00417.32
7.1.270.0130.00317.51
7.1.260.0160.00217.13
7.1.250.0160.00617.25
7.1.240.0140.00217.24
7.1.230.0130.00417.53
7.1.220.0210.00517.50
7.1.210.0110.00517.40
7.1.200.0120.00417.36
7.1.190.0140.00217.37
7.1.180.0200.00317.41
7.1.170.0160.00517.43
7.1.160.0200.00617.32
7.1.150.0100.00617.43
7.1.140.0110.00517.37
7.1.130.0240.00317.52
7.1.120.0170.00517.20
7.1.110.0170.00717.27
7.1.100.0220.00617.49
7.1.90.0140.00817.50
7.1.80.0180.00517.43
7.1.70.0140.00317.30
7.1.60.0140.00217.43
7.1.50.0170.00117.49
7.1.40.0140.00317.24
7.1.30.0160.00017.45
7.1.20.0120.00517.29
7.1.10.0140.00217.43
7.1.00.0100.00517.50
7.0.330.0090.00217.23
7.0.320.0210.00317.19
7.0.310.0120.00417.39
7.0.300.0110.00417.35
7.0.290.0140.00717.02
7.0.280.0170.00316.87
7.0.270.0160.00017.09
7.0.260.0100.00617.29
7.0.250.0140.00317.42
7.0.240.0160.00017.25
7.0.230.0110.00517.22
7.0.220.0130.00417.11
7.0.210.0130.00317.08
7.0.200.0120.00417.27
7.0.190.0140.00317.43
7.0.180.0110.00417.40
7.0.170.0110.00516.91
7.0.160.0180.00517.10
7.0.150.0130.00317.29
7.0.140.0150.00317.39
7.0.130.0210.01116.81
7.0.120.0140.00317.16
7.0.110.0210.00717.11
7.0.100.0190.00617.21
7.0.90.0150.00416.93
7.0.80.0180.00316.93
7.0.70.0150.00717.16
7.0.60.0130.00417.07
7.0.50.0210.00317.03
7.0.40.0150.00716.94
7.0.30.0130.00317.17
7.0.20.0160.00216.91
7.0.10.0130.00417.13
7.0.00.0120.00217.14
5.6.400.0080.00216.20
5.6.390.0110.00516.07
5.6.380.0190.00216.13
5.6.370.0190.00215.95
5.6.360.0140.00616.04
5.6.350.0130.00316.20
5.6.340.0140.00416.04
5.6.330.0130.00215.94
5.6.320.0200.00516.05
5.6.310.0170.00315.95
5.6.300.0160.00415.78
5.6.290.0140.00316.13
5.6.280.0110.00616.02
5.6.270.0120.00516.12
5.6.260.0140.00216.26
5.6.250.0130.00316.06
5.6.240.0140.00316.10
5.6.230.0110.00516.06
5.6.220.0190.00316.16
5.6.210.0250.00316.16
5.6.200.0200.00716.25
5.6.190.0210.00216.16
5.6.180.0200.00516.38
5.6.170.0220.00316.15
5.6.160.0190.00516.13
5.6.150.0250.00416.12
5.6.140.0170.00616.21
5.6.130.0140.00616.09
5.6.120.0160.00616.10
5.6.110.0220.00616.13
5.6.100.0270.00816.03
5.6.90.0220.00416.14
5.6.80.0230.00516.02
5.6.70.0260.00416.22
5.6.60.0220.00616.35
5.6.50.0200.00816.21
5.6.40.0140.00516.06
5.6.30.0160.00415.91
5.6.20.0180.00216.12
5.6.10.0110.00415.80
5.6.00.0160.00416.05
5.5.380.0110.00316.04
5.5.370.0150.00316.15
5.5.360.0150.00316.02
5.5.350.0220.00616.05
5.5.340.0080.00716.04
5.5.330.0150.00315.94
5.5.320.0120.00316.04
5.5.310.0130.00715.98
5.5.300.0220.00516.18
5.5.290.0230.00416.04
5.5.280.0250.00415.79
5.5.270.0230.00616.05
5.5.260.0200.00716.15
5.5.250.0200.00416.24
5.5.240.0210.00315.98
5.5.230.0160.00416.02
5.5.220.0100.00416.02
5.5.210.0210.00416.34
5.5.200.0140.00615.90
5.5.190.0110.00315.88
5.5.180.0200.00415.80
5.5.170.0170.00515.96
5.5.160.0210.00715.90
5.5.150.0220.00415.77
5.5.140.0230.00715.77
5.5.130.0150.00415.80
5.5.120.0190.00515.80
5.5.110.0240.00615.77
5.5.100.0180.00216.03
5.5.90.0240.00616.11
5.5.80.0180.00716.25
5.5.70.0200.00616.18
5.5.60.0220.00815.92
5.5.50.0180.00516.11
5.5.40.0120.00415.96
5.5.30.0210.00615.77
5.5.20.0200.00316.20
5.5.10.0110.00216.15
5.5.00.0110.00516.16
5.4.450.0080.00815.77
5.4.440.0150.00215.77
5.4.430.0060.00715.77
5.4.420.0090.00615.77
5.4.410.0160.00715.77
5.4.400.0170.00415.77
5.4.390.0180.00415.77
5.4.380.0220.00015.77
5.4.370.0150.00015.77
5.4.360.0090.00415.77
5.4.350.0070.00415.77
5.4.340.0110.00615.77
5.4.330.0210.00315.77
5.4.320.0180.00615.77
5.4.310.0110.00415.77
5.4.300.0230.00315.77
5.4.290.0160.00815.77
5.4.280.0120.00215.77
5.4.270.0120.00715.77
5.4.260.0160.00715.77
5.4.250.0120.00415.77
5.4.240.0210.00415.77
5.4.230.0190.00415.77
5.4.220.0130.00515.77
5.4.210.0170.00515.77
5.4.200.0160.00415.77
5.4.190.0120.00415.77
5.4.180.0180.00615.77
5.4.170.0160.00315.77
5.4.160.0150.00515.77
5.4.150.0170.00615.77
5.4.140.0080.00315.77
5.4.130.0170.00615.77
5.4.120.0190.00515.77
5.4.110.0170.00415.77
5.4.100.0150.00215.77
5.4.90.0090.00415.77
5.4.80.0200.00415.77
5.4.70.0190.00415.77
5.4.60.0100.00215.77
5.4.50.0100.00315.77
5.4.40.0080.00415.77
5.4.30.0070.00315.77
5.4.20.0130.00115.77
5.4.10.0150.00415.77
5.4.00.0160.00415.77
5.3.290.0090.00515.77
5.3.280.0200.00415.77
5.3.270.0210.00415.77
5.3.260.0150.00615.77
5.3.250.0170.00715.77
5.3.240.0190.00315.77
5.3.230.0140.00315.77
5.3.220.0150.00915.77
5.3.210.0120.00615.77
5.3.200.0210.00615.77
5.3.190.0130.00415.77
5.3.180.0100.00215.77
5.3.170.0200.00515.77
5.3.160.0150.00715.77
5.3.150.0180.00315.77
5.3.140.0130.00615.77
5.3.130.0140.00415.77
5.3.120.0170.00415.77
5.3.110.0090.00215.77
5.3.100.0190.00415.77
5.3.90.0150.00515.77
5.3.80.0120.00415.77
5.3.70.0170.00515.77
5.3.60.0070.00315.77
5.3.50.0100.00615.77
5.3.40.0150.00615.77
5.3.30.0160.00815.77
5.3.20.0200.00515.77
5.3.10.0210.00415.77
5.3.00.0200.00215.77
5.2.170.0120.00815.77
5.2.160.0110.00515.77
5.2.150.0080.00315.77
5.2.140.0070.00215.77
5.2.130.0070.00215.77
5.2.120.0120.00415.77
5.2.110.0100.00215.77
5.2.100.0130.00315.77
5.2.90.0090.00315.77
5.2.80.0130.00515.77
5.2.70.0160.00215.77
5.2.60.0150.00215.77
5.2.50.0080.00515.77
5.2.40.0060.00315.77
5.2.30.0100.00415.77
5.2.20.0110.00515.77
5.2.10.0140.00415.77
5.2.00.0150.00415.77
5.1.60.0110.00115.77
5.1.50.0070.00115.77
5.1.40.0150.00215.77
5.1.30.0090.00315.77
5.1.20.0070.00215.77
5.1.10.0110.00415.77
5.1.00.0100.00315.77
5.0.50.0080.00315.77
5.0.40.0110.00315.77
5.0.30.0100.00515.77
5.0.20.0110.00115.77
5.0.10.0070.00415.77
5.0.00.0050.00215.77
4.4.90.0020.00215.77
4.4.80.0040.00015.77
4.4.70.0060.00315.77
4.4.60.0090.00115.77
4.4.50.0070.00415.77
4.4.40.0060.00215.77
4.4.30.0040.00515.77
4.4.20.0060.00315.77
4.4.10.0090.00115.77
4.4.00.0090.00115.77
4.3.110.0070.00215.77
4.3.100.0060.00315.77
4.3.90.0050.00415.77
4.3.80.0050.00215.77
4.3.70.0090.00115.77
4.3.60.0070.00315.77
4.3.50.0100.00015.77
4.3.40.0080.00015.77
4.3.30.0060.00115.77
4.3.20.0060.00315.77
4.3.10.0060.00215.77
4.3.00.0060.00015.77

preferences:
51 ms | 2871 KiB | 5 Q