3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { function x() { return self::class; } } class B extends A {} $x = new B; echo $x->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)
8.3.60.0090.01218.27
8.3.50.0160.00322.05
8.3.40.0090.00618.71
8.3.30.0040.01418.59
8.3.20.0000.00720.22
8.3.10.0000.00820.23
8.3.00.0040.00423.61
8.2.180.0150.00616.63
8.2.170.0000.01522.96
8.2.160.0120.00322.30
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0080.00020.60
8.2.120.0080.00026.35
8.2.110.0080.00319.18
8.2.100.0000.01118.04
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0090.00018.04
8.2.50.0050.00518.09
8.2.40.0040.00422.12
8.2.30.0020.00519.48
8.2.20.0060.00317.72
8.2.10.0040.00418.05
8.2.00.0040.00418.04
8.1.280.0040.01125.92
8.1.270.0130.00622.14
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0070.00322.21
8.1.230.0060.00617.70
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.13
8.1.180.0030.00518.10
8.1.170.0050.00318.46
8.1.160.0000.00720.74
8.1.150.0040.00418.86
8.1.140.0040.00419.51
8.1.130.0000.00717.57
8.1.120.0070.00017.32
8.1.110.0040.00417.41
8.1.100.0000.00717.41
8.1.90.0040.00417.38
8.1.80.0000.00717.41
8.1.70.0070.00017.29
8.1.60.0030.00517.57
8.1.50.0040.00417.46
8.1.40.0000.00817.50
8.1.30.0030.00517.58
8.1.20.0040.00417.47
8.1.10.0000.00817.57
8.1.00.0040.00417.51
8.0.300.0070.00018.77
8.0.290.0080.00016.59
8.0.280.0030.00318.44
8.0.270.0070.00017.30
8.0.260.0050.00317.29
8.0.250.0060.00016.89
8.0.240.0000.00716.99
8.0.230.0030.00316.86
8.0.220.0050.00316.72
8.0.210.0050.00216.75
8.0.200.0030.00316.82
8.0.190.0000.00816.90
8.0.180.0050.00316.87
8.0.170.0070.00016.86
8.0.160.0040.00416.85
8.0.150.0050.00216.72
8.0.140.0040.00416.77
8.0.130.0000.00613.25
8.0.120.0040.00416.80
8.0.110.0040.00416.72
8.0.100.0000.00716.93
8.0.90.0000.00816.76
8.0.80.0030.01716.82
8.0.70.0030.00516.84
8.0.60.0050.00316.88
8.0.50.0050.00216.65
8.0.30.0110.00617.24
8.0.20.0100.00917.40
8.0.10.0040.00416.76
8.0.00.0120.00616.76
7.4.330.0050.00016.82
7.4.320.0060.00016.56
7.4.300.0030.00316.44
7.4.290.0000.00716.44
7.4.280.0000.00716.50
7.4.270.0090.00016.58
7.4.260.0000.00716.52
7.4.250.0070.00016.47
7.4.240.0070.00016.62
7.4.230.0000.00716.59
7.4.220.0090.00616.52
7.4.210.0110.00416.46
7.4.200.0040.00416.66
7.4.160.0100.00616.58
7.4.150.0120.00617.40
7.4.140.0100.00817.86
7.4.130.0120.00616.37
7.4.120.0090.00916.49
7.4.110.0110.00516.37
7.4.100.0100.01316.55
7.4.90.0070.01016.39
7.4.80.0040.01219.39
7.4.70.0170.00316.28
7.4.60.0060.01116.30
7.4.50.0080.00916.38
7.4.40.0060.01116.68
7.4.30.0120.01216.34
7.4.00.0030.01314.58
7.3.330.0000.00613.30
7.3.320.0000.00613.28
7.3.310.0070.00016.05
7.3.300.0000.00816.06
7.3.290.0080.01216.28
7.3.280.0130.00616.24
7.3.270.0150.00317.40
7.3.260.0120.00616.13
7.3.250.0110.00916.21
7.3.240.0090.01016.25
7.3.230.0130.00716.42
7.3.210.0090.00916.26
7.3.200.0040.01119.39
7.3.190.0160.00016.12
7.3.180.0060.01416.42
7.3.170.0160.00516.48
7.3.160.0060.00916.51
7.2.330.0130.00316.29
7.2.320.0070.01016.57
7.2.310.0130.01316.55
7.2.300.0080.00816.80
7.2.290.0100.00716.41
7.2.00.0100.00718.87
7.1.100.0060.00618.02
7.1.70.0060.00316.73
7.1.60.0140.01019.40
7.1.50.0100.01016.81
7.1.00.0070.07022.40
7.0.200.1390.00614.88
7.0.60.0370.07719.91
7.0.50.0030.04317.83
7.0.40.0030.05719.96
7.0.30.0270.03720.20
7.0.20.0270.07720.26
7.0.10.0100.03720.21
7.0.00.0170.07720.20
5.6.280.0070.06321.11
5.6.210.0030.08320.53
5.6.200.0030.04018.16
5.6.190.0200.06720.53
5.6.180.0300.04720.55
5.6.170.0230.07720.44
5.6.160.0070.06720.62
5.6.150.0100.06018.18
5.6.140.0030.04318.15
5.6.130.0030.04318.18
5.6.120.0070.05720.98
5.6.110.0170.07321.12
5.6.100.0070.04721.01
5.6.90.0070.07021.13
5.6.80.0030.08320.48
5.5.350.0100.07720.44
5.5.340.0170.06717.96
5.5.330.0100.05020.36
5.5.320.0670.06020.35
5.5.310.0270.07320.31
5.5.300.0030.05717.95
5.5.290.0100.07718.04
5.5.280.0030.06720.77
5.5.270.0070.08320.73
5.5.260.0170.06720.79
5.5.250.0070.08320.68
5.5.240.0300.07020.29

preferences:
35.45 ms | 401 KiB | 5 Q