3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { final public static function getclass() { var_dump(__CLASS__); } } class b extends a {} class c extends b {} class d extends c {} class e {} var_dump(is_subclass_of('e', 'a'));

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)
8.3.60.0070.01116.38
8.3.50.0050.01422.11
8.3.40.0100.01018.55
8.3.30.0120.00618.67
8.3.20.0040.00420.21
8.3.10.0050.00323.65
8.3.00.0060.00319.01
8.2.180.0120.00918.16
8.2.170.0100.00322.96
8.2.160.0070.00722.12
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0000.00819.41
8.2.110.0000.00920.35
8.2.100.0070.00417.80
8.2.90.0040.00418.92
8.2.80.0090.00017.97
8.2.70.0050.00317.36
8.2.60.0070.00317.80
8.2.50.0060.00318.07
8.2.40.0040.00419.40
8.2.30.0000.00720.63
8.2.20.0090.00017.48
8.2.10.0000.00818.04
8.2.00.0050.00317.80
8.1.280.0100.01025.92
8.1.270.0040.00422.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.24
8.1.230.0080.00317.52
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0080.00017.23
8.1.190.0040.00416.98
8.1.180.0000.00718.10
8.1.170.0000.00820.37
8.1.160.0070.00021.96
8.1.150.0040.00418.73
8.1.140.0000.00819.45
8.1.130.0040.00417.48
8.1.120.0040.00417.32
8.1.110.0030.00317.34
8.1.100.0040.00417.37
8.1.90.0000.00817.36
8.1.80.0050.00317.31
8.1.70.0050.00317.18
8.1.60.0040.00417.43
8.1.50.0000.00817.41
8.1.40.0000.00817.40
8.1.30.0040.00417.44
8.1.20.0000.00717.43
8.1.10.0030.00617.28
8.1.00.0030.00517.34
8.0.300.0050.00318.77
8.0.290.0070.00016.75
8.0.280.0000.00718.30
8.0.270.0040.00417.10
8.0.260.0000.00617.13
8.0.250.0030.00616.75
8.0.240.0040.00416.82
8.0.230.0000.00716.91
8.0.220.0030.00316.79
8.0.210.0050.00316.73
8.0.200.0070.00016.71
8.0.190.0100.00016.83
8.0.180.0000.00716.76
8.0.170.0050.00316.66
8.0.160.0030.00616.77
8.0.150.0000.00816.71
8.0.140.0000.00916.65
8.0.130.0050.00013.15
8.0.120.0040.00416.74
8.0.110.0070.00016.61
8.0.100.0030.00316.66
8.0.90.0040.00416.74
8.0.80.0040.01116.81
8.0.70.0050.00316.67
8.0.60.0070.00016.66
8.0.50.0080.00016.64
8.0.30.0150.00817.05
8.0.20.0140.00817.40
8.0.10.0070.00016.95
8.0.00.0170.00116.48
7.4.330.0060.00016.74
7.4.320.0030.00316.33
7.4.300.0000.00616.32
7.4.290.0030.00316.23
7.4.280.0000.00816.28
7.4.270.0000.00716.52
7.4.260.0070.00016.39
7.4.250.0030.00616.31
7.4.240.0030.00316.36
7.4.230.0030.00316.34
7.4.220.0060.02016.45
7.4.210.0100.01016.35
7.4.200.0020.00516.55
7.4.160.0120.00316.46
7.4.150.0110.00517.40
7.4.140.0110.01017.86
7.4.130.0090.01116.24
7.4.120.0050.01416.27
7.4.110.0140.00416.33
7.4.100.0100.01316.13
7.4.90.0100.00716.21
7.4.80.0090.00919.39
7.4.70.0110.01116.39
7.4.60.0130.00316.16
7.4.50.0040.01116.29
7.4.40.0160.00016.13
7.4.30.0160.00816.41
7.4.00.0110.00314.89
7.3.330.0050.00013.09
7.3.320.0050.00013.16
7.3.310.0040.00416.17
7.3.300.0050.00316.04
7.3.290.0070.00816.16
7.3.280.0110.00516.14
7.3.270.0100.00717.40
7.3.260.0100.00616.22
7.3.250.0100.00816.27
7.3.240.0090.01016.17
7.3.230.0120.00416.39
7.3.210.0070.01016.29
7.3.200.0080.00816.18
7.3.190.0110.00616.21
7.3.180.0130.00716.25
7.3.170.0030.01416.27
7.3.160.0110.00616.40
7.3.10.0000.01416.68
7.3.00.0040.01316.51
7.2.330.0030.01316.44
7.2.320.0130.01016.24
7.2.310.0140.00316.34
7.2.300.0120.00916.11
7.2.290.0090.00816.58
7.2.130.0060.00916.67
7.2.120.0000.01416.61
7.2.110.0000.01116.70
7.2.100.0040.01116.45
7.2.90.0060.00916.54
7.2.80.0060.00316.55
7.2.70.0030.01316.83
7.2.60.0030.01016.53
7.2.50.0000.01316.55
7.2.40.0080.00616.52
7.2.30.0090.00616.39
7.2.20.0060.00616.50
7.2.10.0090.00616.48
7.2.00.0050.01317.80
7.1.250.0090.00915.63
7.1.100.0070.00317.78
7.1.70.0070.00016.98
7.1.60.0070.01719.48
7.1.50.0040.01816.84
7.1.00.0030.07722.51
7.0.200.0460.00414.36
7.0.60.0030.04319.92
7.0.50.0030.08317.96
7.0.40.0100.06320.20
7.0.30.0030.08020.08
7.0.20.0370.07320.16
7.0.10.0070.07320.30
7.0.00.0130.05720.08
5.6.280.0030.05020.89
5.6.210.0130.06020.70
5.6.200.0000.08718.19
5.6.190.0070.08720.33
5.6.180.0200.07020.63
5.6.170.0270.08720.56
5.6.160.0000.06020.57
5.6.150.0070.05318.18
5.6.140.0030.05318.24
5.6.130.0030.04718.17
5.6.120.0000.05020.99
5.6.110.0100.06721.14
5.6.100.0100.06721.01
5.6.90.0070.05021.13
5.6.80.0170.07720.40
5.5.350.3270.02720.34
5.5.340.0070.08017.95
5.5.330.0170.04320.37
5.5.320.0300.06020.30
5.5.310.0230.03720.28
5.5.300.0070.04717.97
5.5.290.0070.08317.95
5.5.280.0000.04720.87
5.5.270.0000.08320.72
5.5.260.0030.04320.84
5.5.250.0030.08320.69
5.5.240.0330.06320.24

preferences:
56.49 ms | 401 KiB | 5 Q