3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public static $var = 'VAR'; } class B extends A { public static $var = 'ah?'; } echo A::$var . PHP_EOL; echo B::$var . PHP_EOL; echo A::$var . PHP_EOL;

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)
8.3.70.0070.01116.50
8.3.60.0060.00918.56
8.3.50.0130.00721.20
8.3.40.0120.00618.72
8.3.30.0070.00718.65
8.3.20.0040.00420.20
8.3.10.0080.00021.86
8.3.00.0000.00820.21
8.2.190.0170.00318.16
8.2.180.0070.01418.27
8.2.170.0100.01022.96
8.2.160.0130.00322.04
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00517.50
8.2.110.0070.00321.04
8.2.100.0000.01117.84
8.2.90.0000.00819.17
8.2.80.0000.00917.97
8.2.70.0000.00817.63
8.2.60.0050.00617.88
8.2.50.0030.00618.07
8.2.40.0030.00719.39
8.2.30.0000.00820.66
8.2.20.0080.00017.68
8.2.10.0000.00717.86
8.2.00.0000.00717.89
8.1.280.0120.00625.92
8.1.270.0100.01023.84
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00020.97
8.1.230.0040.00817.45
8.1.220.0000.00817.79
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0050.00318.63
8.1.160.0000.00721.91
8.1.150.0070.00018.80
8.1.140.0000.00817.38
8.1.130.0000.00717.59
8.1.120.0000.00717.39
8.1.110.0040.00417.27
8.1.100.0070.00017.31
8.1.90.0080.00017.27
8.1.80.0080.00017.27
8.1.70.0030.00517.28
8.1.60.0000.00817.50
8.1.50.0020.00517.43
8.1.40.0040.00717.32
8.1.30.0040.00417.62
8.1.20.0080.00017.60
8.1.10.0040.00417.34
8.1.00.0040.00417.38
8.0.300.0070.00018.77
8.0.290.0000.00716.58
8.0.280.0030.00318.30
8.0.270.0070.00017.22
8.0.260.0030.00317.09
8.0.250.0000.00716.88
8.0.240.0060.00016.87
8.0.230.0040.00416.92
8.0.220.0040.00416.73
8.0.210.0030.00616.82
8.0.200.0000.00716.88
8.0.190.0000.00816.75
8.0.180.0060.00316.83
8.0.170.0030.00616.84
8.0.160.0070.00016.72
8.0.150.0030.00316.66
8.0.140.0050.00216.73
8.0.130.0030.00313.23
8.0.120.0000.00816.79
8.0.110.0030.00516.70
8.0.100.0070.00016.92
8.0.90.0030.00416.69
8.0.80.0080.00816.78
8.0.70.0000.00716.81
8.0.60.0050.00216.77
8.0.50.0020.00516.65
8.0.30.0110.00816.99
8.0.20.0100.00917.40
8.0.10.0050.00216.82
8.0.00.0110.00816.70
7.4.330.0020.00215.08
7.4.320.0080.00016.38
7.4.300.0030.00316.21
7.4.290.0040.00816.36
7.4.280.0030.00616.21
7.4.270.0000.00716.44
7.4.260.0030.00316.39
7.4.250.0050.00216.39
7.4.240.0060.00216.36
7.4.230.0030.00316.40
7.4.220.0110.01116.49
7.4.210.0090.00916.23
7.4.200.0060.00016.16
7.4.160.0070.00716.37
7.4.150.0040.01517.40
7.4.140.0110.01017.86
7.4.130.0110.00916.44
7.4.120.0030.01416.34
7.4.110.0070.01016.58
7.4.100.0090.00916.36
7.4.90.0100.01016.40
7.4.80.0090.01219.39
7.4.70.0030.01316.29
7.4.60.0130.01016.26
7.4.50.0000.00816.40
7.4.40.0110.01116.42
7.4.30.0050.01816.22
7.4.00.0130.00315.00
7.3.330.0000.00513.16
7.3.320.0000.00513.24
7.3.310.0040.00416.22
7.3.300.0000.00716.10
7.3.290.0060.01116.16
7.3.280.0050.01016.24
7.3.270.0130.00717.40
7.3.260.0170.00716.51
7.3.250.0130.00716.40
7.3.240.0080.01116.29
7.3.230.0070.01116.39
7.3.210.0040.01316.12
7.3.200.0030.01516.13
7.3.190.0080.00816.63
7.3.180.0080.00816.35
7.3.170.0070.01016.58
7.3.160.0060.01016.56
7.3.10.0080.00516.67
7.3.00.0080.00416.47
7.2.330.0230.00016.73
7.2.320.0120.00416.65
7.2.310.0080.00816.60
7.2.300.0110.00616.74
7.2.290.0100.00716.43
7.2.130.0090.00916.83
7.2.120.0060.00716.91
7.2.110.0040.00716.81
7.2.100.0030.00916.99
7.2.90.0040.00816.81
7.2.80.0050.00816.98
7.2.70.0030.00916.95
7.2.60.0030.01016.63
7.2.50.0050.00716.89
7.2.40.0030.01016.67
7.2.30.0040.00816.69
7.2.20.0070.00716.88
7.2.10.0100.00516.73
7.2.00.0120.00417.56
7.1.250.0100.00415.83
7.1.100.0600.00716.05
7.1.70.0000.00717.00
7.1.60.0080.00317.18
7.1.50.0030.01016.62
7.1.40.0070.00416.48
7.1.30.0030.01016.51
7.1.20.0060.00616.67
7.1.10.0030.01216.50
7.1.00.0040.00416.77
7.0.200.0120.00616.84
7.0.190.0000.00716.70
7.0.180.0110.00416.05
7.0.170.0040.00416.25
7.0.160.0050.00516.26
7.0.150.0030.00516.13
7.0.140.0030.00616.26
7.0.130.0070.00716.38
7.0.120.0030.00716.49
7.0.110.0000.00716.45
7.0.100.0040.00416.37
7.0.90.0000.00716.16
7.0.80.0040.00416.39
7.0.70.0050.00316.20
7.0.60.0080.00016.13
7.0.50.0000.00716.52
7.0.40.0000.00915.24
7.0.30.0000.01015.24
7.0.20.0060.00315.24
7.0.10.0070.00015.24
7.0.00.0040.00415.24
5.6.300.0000.04220.67
5.6.290.0070.04620.82
5.6.280.0000.04720.97
5.6.270.0070.04020.78
5.6.260.0130.04920.96
5.6.250.0030.04721.05
5.6.240.0070.03820.81
5.6.230.0070.04220.83
5.6.220.0030.04120.82
5.6.210.0100.03520.96
5.6.200.0060.04820.77
5.6.190.0120.03120.73
5.6.180.0070.03720.83
5.6.170.0030.03921.01
5.6.160.0030.03920.93
5.6.150.0060.03920.90
5.6.140.0140.06921.01
5.6.130.0030.04221.02
5.6.120.0000.04720.79
5.6.110.0070.07321.00
5.6.100.0030.04020.97
5.6.90.0060.05520.90
5.6.80.0070.04020.20
5.6.70.0070.04020.29
5.6.60.0030.03920.13
5.6.50.0000.04420.34
5.6.40.0030.03820.38
5.6.30.0070.03720.26
5.6.20.0030.04920.37
5.6.10.0070.03720.18
5.6.00.0000.04520.31
5.5.380.0030.04217.43
5.5.370.0030.04117.48
5.5.360.0100.03617.45
5.5.350.0060.04217.66
5.5.340.0070.03617.70
5.5.330.0070.03818.09
5.5.320.0030.03817.89
5.5.310.0100.04218.04
5.5.300.0030.05217.75
5.5.290.0030.04018.09
5.5.280.0030.03917.74
5.5.270.0250.03218.05
5.5.260.0030.06917.83
5.5.250.0030.03917.82
5.5.240.0000.04317.16
5.5.230.0000.04117.55
5.5.220.0170.03117.12
5.5.210.0030.04117.46
5.5.200.0030.03717.41
5.5.190.0090.03117.41
5.5.180.0070.03717.39
5.5.160.0030.03617.36
5.5.150.0030.03717.05
5.5.140.0070.05617.43
5.5.130.0070.03317.18
5.5.120.0030.03717.44
5.5.110.0130.03017.43
5.5.100.0070.03417.00
5.5.90.0000.04417.33
5.5.80.0000.03917.38
5.5.70.0070.03417.08
5.5.60.0070.03317.42
5.5.50.0030.03517.30
5.5.40.0030.03616.98
5.5.30.0070.03417.37
5.5.20.0200.03017.10
5.5.10.0000.04417.33
5.5.00.0030.03717.29
5.4.450.0030.04119.39
5.4.440.0000.04319.25
5.4.430.0000.04719.19
5.4.420.0000.04219.21
5.4.410.0030.04219.29
5.4.400.0000.04519.21
5.4.390.0000.04118.89
5.4.380.0000.04118.95
5.4.370.0070.04219.09
5.4.360.0090.03919.08
5.4.350.0100.03818.92
5.4.340.0090.03619.06
5.4.320.0130.03219.13
5.4.310.0000.04018.95
5.4.300.0030.03919.24
5.4.290.0150.03319.13
5.4.280.0030.03718.89
5.4.270.0060.03519.25
5.4.260.0090.03119.05
5.4.250.0000.04019.06
5.4.240.0000.04219.07
5.4.230.0030.04119.20
5.4.220.0000.04118.89
5.4.210.0030.03818.97
5.4.200.0030.03818.93
5.4.190.0030.03819.12
5.4.180.0090.03319.06
5.4.170.0000.04719.22
5.4.160.0030.03919.18
5.4.150.0030.03819.11
5.4.140.0060.03416.52
5.4.130.0030.03616.59
5.4.120.0000.03716.55
5.4.110.0030.03616.76
5.4.100.0030.03416.68
5.4.90.0000.03816.56
5.4.80.0000.06016.78
5.4.70.0030.03416.79
5.4.60.0000.04216.46
5.4.50.0030.03816.63
5.4.40.0070.03516.78
5.4.30.0070.03016.74
5.4.20.0100.03316.72
5.4.10.0140.03716.67
5.4.00.0000.03615.96

preferences:
30.69 ms | 401 KiB | 5 Q