3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ const A = 'A'; const X = self::A; } class B extends A{ const A = 'B'; } print(B::X . A::X);

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)
8.3.70.0030.01316.25
8.3.60.0080.00816.75
8.3.50.0100.01121.21
8.3.40.0070.00718.50
8.3.30.0150.00018.67
8.3.20.0090.00020.39
8.3.10.0000.00721.73
8.3.00.0050.00317.80
8.2.190.0000.01616.58
8.2.180.0150.00616.50
8.2.170.0120.00322.96
8.2.160.0070.01121.02
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0020.00520.52
8.2.120.0040.00426.35
8.2.110.0100.00020.26
8.2.100.0030.00917.72
8.2.90.0040.00417.63
8.2.80.0030.00617.97
8.2.70.0000.00817.80
8.2.60.0000.00817.80
8.2.50.0000.00818.10
8.2.40.0040.00422.27
8.2.30.0040.00419.11
8.2.20.0040.00417.80
8.2.10.0030.00618.17
8.2.00.0000.00818.17
8.1.280.0000.01425.92
8.1.270.0090.00022.11
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0120.00020.68
8.1.230.0070.00420.90
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0000.00917.22
8.1.180.0000.00818.10
8.1.170.0000.00918.66
8.1.160.0070.00018.68
8.1.150.0080.00019.91
8.1.140.0040.00419.31
8.1.130.0000.00718.93
8.1.120.0050.00317.24
8.1.110.0000.00717.21
8.1.100.0000.00717.36
8.1.90.0040.00417.28
8.1.80.0030.00317.39
8.1.70.0030.00317.25
8.1.60.0030.00517.45
8.1.50.0050.00217.28
8.1.40.0080.00017.33
8.1.30.0040.00417.44
8.1.20.0030.00617.48
8.1.10.0000.00717.43
8.1.00.0070.00017.27
8.0.300.0070.00019.85
8.0.290.0000.00716.58
8.0.280.0030.00318.37
8.0.270.0080.00017.07
8.0.260.0040.00418.28
8.0.250.0040.00416.81
8.0.240.0000.00816.80
8.0.230.0030.00316.70
8.0.220.0030.00316.80
8.0.210.0000.00716.76
8.0.200.0050.00216.78
8.0.190.0000.00716.81
8.0.180.0000.00716.79
8.0.170.0000.00816.76
8.0.160.0080.00016.83
8.0.150.0040.00416.69
8.0.140.0000.00716.75
8.0.130.0040.00413.16
8.0.120.0000.00816.70
8.0.110.0000.00816.73
8.0.100.0030.00516.71
8.0.90.0070.00016.75
8.0.80.0070.00716.71
8.0.70.0040.00416.59
8.0.60.0040.00416.73
8.0.50.0070.00016.71
8.0.30.0110.00816.93
8.0.20.0090.01117.40
8.0.10.0030.00516.85
8.0.00.0150.00616.48
7.4.330.0030.00315.55
7.4.320.0040.00416.42
7.4.300.0030.00316.44
7.4.290.0040.00416.53
7.4.280.0070.00016.43
7.4.270.0030.00316.30
7.4.260.0000.00716.35
7.4.250.0030.00316.38
7.4.240.0000.00716.36
7.4.230.0030.00316.49
7.4.220.0060.01216.32
7.4.210.0060.01216.38
7.4.200.0000.00716.50
7.4.160.0070.00716.32
7.4.150.0070.01017.40
7.4.140.0120.00917.86
7.4.130.0120.00616.34
7.4.120.0120.01116.47
7.4.110.0100.00616.48
7.4.100.0090.01216.39
7.4.90.0140.00716.54
7.4.80.0130.00619.39
7.4.70.0030.01416.24
7.4.60.0090.00616.32
7.4.50.0040.01116.33
7.4.40.0090.00616.45
7.4.30.0090.00616.19
7.4.00.0090.00614.80
7.3.330.0060.00013.02
7.3.320.0050.00013.16
7.3.310.0000.00616.19
7.3.300.0060.00016.17
7.3.290.0030.00316.12
7.3.280.0100.00816.15
7.3.270.0100.00717.40
7.3.260.0130.00616.28
7.3.250.0100.00716.30
7.3.240.0070.01216.25
7.3.230.0100.00716.18
7.3.210.0040.01216.42
7.3.200.0090.00816.48
7.3.190.0120.00716.43
7.3.180.0130.00316.30
7.3.170.0030.02116.30
7.3.160.0100.00716.27
7.3.10.0030.00916.51
7.3.00.0060.00616.33
7.2.330.0090.00816.38
7.2.320.0120.01016.54
7.2.310.0060.00916.61
7.2.300.0110.00616.32
7.2.290.0160.01116.59
7.2.130.0040.00716.80
7.2.120.0070.00716.71
7.2.110.0110.00616.68
7.2.100.0030.00616.89
7.2.90.0100.00316.96
7.2.80.0030.00716.76
7.2.70.0060.01116.79
7.2.60.0170.00716.72
7.2.50.0030.01216.72
7.2.40.0100.00316.75
7.2.30.0160.00316.56
7.2.20.0040.00916.75
7.2.10.0040.00816.64
7.2.00.0100.00518.02
7.1.250.0040.00415.65
7.1.200.0080.00315.61
7.1.70.0030.00316.96
7.1.60.0090.00917.18
7.1.50.0070.01416.83
7.1.40.0430.01332.32
7.1.30.0370.01732.36
7.1.20.0700.01032.63
7.1.10.0430.01014.35
7.1.00.0430.00714.58
7.0.200.0030.01416.72
7.0.180.0500.01014.11
7.0.170.0430.01314.22
7.0.160.0470.01714.13
7.0.150.0530.01014.22
7.0.140.0370.01314.15
7.0.130.0500.01714.53
7.0.120.0100.01014.46
7.0.110.0730.01014.36
7.0.100.0400.01314.32
7.0.90.0670.01314.48
7.0.80.0700.01314.29
7.0.70.0800.00714.27
7.0.60.0630.00314.23
7.0.50.0830.00714.58
7.0.40.0770.01014.46
7.0.30.0500.01014.66
7.0.20.0500.01014.34
7.0.10.0500.01014.47
7.0.00.0800.00714.45

preferences:
58.78 ms | 401 KiB | 5 Q