3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace a { class a { public static function test() { echo __NAMESPACE__; } } } namespace b { class b extends \a\a { } } namespace { \a\a::test(); }

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)
8.3.40.0120.00318.71
8.3.30.0090.00618.96
8.3.20.0080.00020.34
8.3.10.0000.00723.65
8.3.00.0040.00418.88
8.2.170.0070.00722.96
8.2.160.0140.00022.26
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0020.00526.16
8.2.120.0040.00421.20
8.2.110.0030.00622.24
8.2.100.0100.00017.66
8.2.90.0060.00317.63
8.2.80.0000.00818.54
8.2.70.0060.00317.89
8.2.60.0040.00418.03
8.2.50.0040.00419.34
8.2.40.0000.01019.19
8.2.30.0050.00219.11
8.2.20.0030.00517.60
8.2.10.0040.00417.85
8.2.00.0060.00317.52
8.1.270.0040.00718.83
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.81
8.1.230.0040.00717.64
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.11
8.1.190.0000.00917.21
8.1.180.0000.00718.79
8.1.170.0090.00018.53
8.1.160.0040.00418.86
8.1.150.0090.00018.71
8.1.140.0030.00717.29
8.1.130.0030.00317.75
8.1.120.0000.00717.30
8.1.110.0040.00417.34
8.1.100.0000.00717.30
8.1.90.0040.00417.20
8.1.80.0040.00417.21
8.1.70.0080.00017.32
8.1.60.0030.00517.50
8.1.50.0040.00417.39
8.1.40.0000.00717.37
8.1.30.0050.00317.47
8.1.20.0040.00417.47
8.1.10.0000.00717.53
8.1.00.0040.00817.39
8.0.300.0030.00618.77
8.0.290.0080.00016.75
8.0.280.0000.00718.43
8.0.270.0030.00317.29
8.0.260.0000.00617.31
8.0.250.0070.00016.88
8.0.240.0050.00216.88
8.0.230.0030.00316.75
8.0.220.0070.00016.80
8.0.210.0050.00216.71
8.0.200.0000.00716.88
8.0.190.0000.00816.76
8.0.180.0040.00416.87
8.0.170.0040.00416.82
8.0.160.0000.00716.85
8.0.150.0000.00716.68
8.0.140.0040.00416.76
8.0.130.0000.00613.18
8.0.120.0040.00416.73
8.0.110.0030.00516.73
8.0.100.0000.00716.64
8.0.90.0080.00016.63
8.0.80.0180.00416.73
8.0.70.0070.00016.70
8.0.60.0050.00316.64
8.0.50.0040.00416.53
8.0.30.0120.01117.13
8.0.20.0080.01117.40
8.0.10.0000.00716.88
8.0.00.0090.01116.74
7.4.330.0030.00315.03
7.4.320.0030.00316.37
7.4.300.0030.00316.49
7.4.290.0030.00316.45
7.4.280.0050.00316.51
7.4.270.0060.00016.45
7.4.260.0030.00316.49
7.4.250.0070.00016.44
7.4.240.0050.00216.52
7.4.230.0030.00316.41
7.4.220.0090.00916.52
7.4.210.0070.01416.32
7.4.200.0030.00316.50
7.4.160.0070.00716.34
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0120.00616.36
7.4.120.0100.01016.36
7.4.110.0060.01316.45
7.4.100.0170.00516.64
7.4.90.0130.00316.42
7.4.80.0170.00719.39
7.4.70.0030.01316.46
7.4.60.0090.00616.40
7.4.50.0030.00616.20
7.4.40.0140.00716.32
7.4.30.0170.00716.61
7.4.00.0030.01015.04
7.3.330.0000.00513.09
7.3.320.0000.00513.10
7.3.310.0040.00416.23
7.3.300.0040.00416.24
7.3.290.0090.00816.21
7.3.280.0080.01216.24
7.3.270.0150.00317.40
7.3.260.0180.00716.50
7.3.250.0100.01016.36
7.3.240.0130.00316.43
7.3.230.0170.01016.39
7.3.210.0140.00416.35
7.3.200.0100.00719.39
7.3.190.0100.00716.26
7.3.180.0060.00916.27
7.3.170.0120.00416.28
7.3.160.0060.01016.24
7.2.330.0080.01216.45
7.2.320.0110.00716.31
7.2.310.0090.00916.34
7.2.300.0040.01516.60
7.2.290.0100.01316.59
7.2.00.0030.00719.20
7.1.100.0040.01117.66
7.1.70.0030.01216.95
7.1.60.0130.01019.22
7.1.50.0070.00716.86
7.1.00.0000.08022.41
7.0.200.0060.00616.76
7.0.140.0030.03722.21
7.0.60.0030.04019.80
7.0.50.0000.05017.87
7.0.40.0030.04320.30
7.0.30.0300.03020.21
7.0.20.0300.05720.14
7.0.10.0170.08020.24
7.0.00.0170.03720.10
5.6.280.0030.07320.91
5.6.210.0030.04020.70
5.6.200.0070.08318.29
5.6.190.0100.03720.41
5.6.180.0300.04320.39
5.6.170.0270.05020.47
5.6.160.0130.08020.55
5.6.150.0130.05318.15
5.6.140.0130.06318.27
5.6.130.0130.06018.14
5.6.120.0000.05720.89
5.6.110.0030.08320.96
5.6.100.0070.05321.01
5.6.90.0030.05021.07
5.6.80.0030.04320.38
5.5.350.0130.08720.46
5.5.340.0000.04018.04
5.5.330.0100.08020.25
5.5.320.0230.04720.29
5.5.310.0170.04020.37
5.5.300.0030.07318.08
5.5.290.0070.08717.98
5.5.280.0000.04720.77
5.5.270.0000.07020.79
5.5.260.0070.06320.84
5.5.250.0030.04720.69
5.5.240.0030.07720.19
5.4.450.0630.04719.48
5.4.440.0030.07019.64
5.4.430.0200.05719.50
5.4.420.0270.04719.61
5.4.410.0200.05019.26
5.4.400.0230.05018.99
5.4.390.0400.07018.70
5.4.380.0530.06718.74
5.4.370.0570.06018.79
5.4.360.0430.05018.70
5.4.350.0500.06318.56
5.4.340.0500.05718.47
5.4.320.0430.06018.58
5.4.310.0300.06018.47
5.4.300.0300.06318.79
5.4.290.0300.07018.62
5.4.280.0400.05318.49
5.4.270.0330.05018.80
5.4.260.0330.04718.80
5.4.250.0470.05018.63
5.4.240.0400.05018.73
5.4.230.0430.06318.77
5.4.220.0370.05718.62
5.4.210.0330.06018.73
5.4.200.0370.07016.78
5.4.190.0330.05718.71
5.4.180.0370.05018.79
5.4.170.0270.06018.75
5.4.160.0370.04718.72
5.4.150.0300.05318.71
5.4.140.0300.05316.38
5.4.130.0230.05716.23
5.4.120.0330.04716.28
5.4.110.0270.05016.46
5.4.100.0300.05716.27
5.4.90.0330.05016.27
5.4.80.0330.07016.24
5.4.70.0270.05016.15
5.4.60.0330.05716.25
5.4.50.0300.05316.41
5.4.40.0300.05316.20
5.4.30.0400.04316.39
5.4.20.0300.05316.25
5.4.10.0330.04716.23
5.4.00.0270.05315.78
5.3.290.0330.06314.66
5.3.280.0230.06014.59
5.3.270.0430.05014.80
5.3.260.0300.06014.64
5.3.250.0330.05314.68
5.3.240.0170.06714.71
5.3.230.0270.06014.68
5.3.220.0270.05314.68
5.3.210.0370.05014.63
5.3.200.0400.06314.66
5.3.190.0370.06714.69
5.3.180.0270.06314.73
5.3.170.0300.05714.66
5.3.160.0330.04314.70
5.3.150.0300.05714.59
5.3.140.0300.06014.59
5.3.130.0270.05714.72
5.3.120.0230.06014.67
5.3.110.0430.05014.66
5.3.100.0270.05714.08
5.3.90.0330.05014.30
5.3.80.0270.05314.07
5.3.70.0330.05014.19
5.3.60.0300.05314.10
5.3.50.0300.05014.15
5.3.40.0230.05713.98
5.3.30.0400.04013.89
5.3.20.0270.07713.69
5.3.10.0330.06713.78
5.3.00.0370.06013.76
5.2.170.0370.05011.28
5.2.160.0230.05311.20
5.2.150.0230.06011.13
5.2.140.0370.04311.11
5.2.130.0230.05011.09
5.2.120.0200.03711.25
5.2.110.0270.03311.25
5.2.100.0200.04011.14
5.2.90.0230.03711.07
5.2.80.0130.04711.07
5.2.70.0370.02311.11
5.2.60.0230.04011.18
5.2.50.0200.04311.16
5.2.40.0130.04710.99
5.2.30.0270.05310.93
5.2.20.0500.03710.96
5.2.10.0370.04710.90
5.2.00.0270.05010.78
5.1.60.0400.04010.06
5.1.50.0200.05010.12
5.1.40.0170.0379.94
5.1.30.0300.03710.38
5.1.20.0200.04710.39
5.1.10.0170.03310.14
5.1.00.0230.02710.04
5.0.50.0070.0338.52
5.0.40.0070.0408.40
5.0.30.0100.0438.26
5.0.20.0170.0308.18
5.0.10.0170.0308.27
5.0.00.0130.0408.19
4.4.90.0070.0235.95
4.4.80.0100.0205.86
4.4.70.0070.0235.94
4.4.60.0030.0275.91
4.4.50.0030.0275.91
4.4.40.0100.0335.90
4.4.30.0100.0235.81
4.4.20.0130.0275.95
4.4.10.0070.0235.92
4.4.00.0070.0375.95
4.3.110.0070.0235.80
4.3.100.0100.0235.75
4.3.90.0030.0235.88
4.3.80.0100.0305.81
4.3.70.0070.0205.81
4.3.60.0070.0235.80
4.3.50.0070.0235.86
4.3.40.0030.0375.76
4.3.30.0030.0235.08
4.3.20.0030.0235.08
4.3.10.0000.0275.08
4.3.00.0070.0237.22

preferences:
43.12 ms | 400 KiB | 5 Q