3v4l.org

run code in 300+ PHP versions simultaneously
<?php class AA{}; class CC{}; class BB extends AA{}; var_dump(is_subclass_of('BB', 'AA'));

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)
8.3.40.0140.00418.54
8.3.30.0060.00819.04
8.3.20.0070.00020.20
8.3.10.0000.00721.77
8.3.00.0040.00419.13
8.2.170.0190.00622.96
8.2.160.0100.00320.41
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00726.16
8.2.120.0050.00220.95
8.2.110.0040.00422.26
8.2.100.0080.00419.39
8.2.90.0040.00418.97
8.2.80.0030.00517.97
8.2.70.0000.00817.38
8.2.60.0070.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00418.03
8.2.30.0050.00317.91
8.2.20.0070.00017.60
8.2.10.0070.00017.94
8.2.00.0040.00417.43
8.1.270.0030.00623.84
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00423.70
8.1.230.0070.00319.20
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0050.00316.88
8.1.180.0090.00018.10
8.1.170.0080.00018.51
8.1.160.0040.00421.87
8.1.150.0000.00718.79
8.1.140.0000.00717.33
8.1.130.0030.00317.63
8.1.120.0000.00717.40
8.1.110.0000.00717.26
8.1.100.0000.00717.23
8.1.90.0000.00717.30
8.1.80.0050.00217.23
8.1.70.0030.00317.13
8.1.60.0040.00417.47
8.1.50.0000.00817.44
8.1.40.0040.00417.40
8.1.30.0040.00417.48
8.1.20.0000.00817.50
8.1.10.0000.00717.41
8.1.00.0050.00217.23
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.32
8.0.270.0060.00317.07
8.0.260.0000.00617.24
8.0.250.0030.00316.85
8.0.240.0030.00316.83
8.0.230.0040.00416.82
8.0.220.0030.00316.75
8.0.210.0040.00416.64
8.0.200.0030.00316.86
8.0.190.0040.00416.87
8.0.180.0050.00316.68
8.0.170.0080.00016.81
8.0.160.0070.00016.76
8.0.150.0020.00516.75
8.0.140.0000.00916.78
8.0.130.0000.00613.21
8.0.120.0000.00816.74
8.0.110.0050.00316.78
8.0.100.0040.00416.65
8.0.90.0030.00316.72
8.0.80.0060.01316.75
8.0.70.0000.00716.69
8.0.60.0040.00416.63
8.0.50.0000.00716.54
8.0.30.0150.00516.93
8.0.20.0120.00817.40
8.0.10.0040.00416.95
8.0.00.0130.00516.55
7.4.330.0030.00315.00
7.4.320.0000.00616.48
7.4.300.0030.00316.47
7.4.290.0070.00016.30
7.4.280.0040.00416.49
7.4.270.0030.00516.48
7.4.260.0000.00716.42
7.4.250.0040.00416.20
7.4.240.0020.00516.39
7.4.230.0030.00316.46
7.4.220.0120.00616.34
7.4.210.0100.01016.32
7.4.200.0000.00716.58
7.4.160.0130.00316.69
7.4.150.0180.00717.40
7.4.140.0050.01217.86
7.4.130.0110.00516.36
7.4.120.0090.00816.39
7.4.110.0130.01016.45
7.4.100.0130.00416.32
7.4.90.0080.00816.27
7.4.80.0030.01619.39
7.4.70.0150.00316.50
7.4.60.0070.01016.37
7.4.50.0000.00816.49
7.4.40.0070.01016.36
7.4.30.0000.01816.43
7.4.00.0070.01014.76
7.3.330.0000.00512.99
7.3.320.0020.00312.98
7.3.310.0030.00316.13
7.3.300.0030.00316.19
7.3.290.0130.00016.10
7.3.280.0100.00716.17
7.3.270.0030.01417.40
7.3.260.0100.00716.47
7.3.250.0070.00916.17
7.3.240.0150.00616.23
7.3.230.0130.00516.39
7.3.210.0040.01316.21
7.3.200.0060.01419.39
7.3.190.0130.01016.10
7.3.180.0100.00716.16
7.3.170.0100.00716.39
7.3.160.0090.01216.19
7.3.120.0000.01914.61
7.3.110.0080.00314.93
7.3.100.0100.00714.69
7.3.90.0030.00614.86
7.3.80.0000.01114.48
7.3.70.0000.01314.68
7.3.60.0140.00014.79
7.3.50.0040.01114.72
7.3.40.0060.00614.47
7.3.30.0000.01514.64
7.3.20.0090.00316.24
7.3.10.0070.00716.19
7.3.00.0050.01016.19
7.2.330.0040.01416.51
7.2.320.0100.00616.60
7.2.310.0160.00016.24
7.2.300.0030.02116.42
7.2.290.0070.01416.35
7.2.250.0000.01914.75
7.2.240.0070.01014.69
7.2.230.0070.00714.56
7.2.220.0030.00915.04
7.2.210.0000.01114.61
7.2.200.0030.01314.68
7.2.190.0030.01015.01
7.2.180.0060.00914.56
7.2.170.0030.00914.74
7.2.130.0160.00616.14
7.2.120.0110.00616.11
7.2.110.0110.00716.28
7.2.100.0130.00716.29
7.2.90.0090.00916.35
7.2.80.0060.00616.29
7.2.70.0030.01016.09
7.2.60.0000.01116.12
7.2.50.0100.00616.25
7.2.40.0120.00316.07
7.2.30.0140.00316.91
7.2.20.0150.00316.39
7.2.10.0090.00916.68
7.2.00.0070.00717.78
7.1.330.0090.00315.82
7.1.320.0030.01315.41
7.1.310.0030.01315.85
7.1.300.0060.01015.47
7.1.290.0090.00615.64
7.1.280.0070.00715.85
7.1.270.0110.00015.56
7.1.260.0030.01015.69
7.1.250.0100.01015.41
7.1.100.0070.00718.03
7.1.70.0070.00317.00
7.1.60.0130.01019.40
7.1.50.0120.00916.76
7.1.00.0070.07322.51
7.0.200.0030.00716.53
7.0.140.0100.06322.21
7.0.60.0100.05319.87
7.0.50.0100.06717.89
7.0.40.0070.06720.02
7.0.30.0330.03720.32
7.0.20.0300.07020.07
7.0.10.0030.04320.16
7.0.00.0100.04020.06
5.6.280.0030.07020.85
5.6.210.0070.08020.52
5.6.200.0070.05018.24
5.6.190.0070.08320.64
5.6.180.0430.07720.55
5.6.170.0270.03020.56
5.6.160.0170.07320.50
5.6.150.0070.08318.27
5.6.140.0000.04718.12
5.6.130.0000.06718.16
5.6.120.0130.07020.98
5.6.110.0100.07321.10
5.6.100.0070.08721.11
5.6.90.0100.08320.98
5.6.80.0000.08020.41
5.5.350.0270.07320.50
5.5.340.0000.04317.99
5.5.330.0100.03320.43
5.5.320.0200.04020.29
5.5.310.0330.06320.35
5.5.300.0030.08318.02
5.5.290.0130.07017.98
5.5.280.0070.07720.97
5.5.270.0170.07320.82
5.5.260.0130.07020.67
5.5.250.0100.07320.71
5.5.240.0030.07320.35
5.4.450.0100.04019.64
5.4.440.0100.07319.57
5.4.430.0030.05719.52
5.4.420.0070.05719.54
5.4.410.0070.05719.41
5.4.400.0070.07319.09
5.4.390.0070.07319.23
5.4.380.0070.06319.32
5.4.370.0030.07319.32
5.4.360.0070.06019.06
5.4.350.0000.04019.13
5.4.340.0070.03719.13
5.4.320.0030.06719.31
5.4.310.0000.08019.15
5.4.300.0070.06019.22
5.4.290.0000.06719.24
5.4.280.0100.07018.85
5.4.270.0070.07019.30
5.4.260.0030.07319.16
5.4.250.0030.08018.84
5.4.240.0030.06019.10
5.4.230.0000.08019.23
5.4.220.0030.06318.84
5.4.210.0100.07318.84
5.4.200.0030.08019.08
5.4.190.0030.05719.23
5.4.180.0070.03719.15
5.4.170.0130.07719.22
5.4.160.0030.05719.13
5.4.150.0030.06018.97
5.4.140.0100.04716.56
5.4.130.0000.04316.50
5.4.120.0030.04016.71
5.4.110.0000.03716.32
5.4.100.0000.03716.41
5.4.90.0070.03316.31
5.4.80.0030.03716.44
5.4.70.0000.03316.57
5.4.60.0000.04016.51
5.4.50.0000.03316.43
5.4.40.0030.03716.55
5.4.30.0000.03316.42
5.4.20.0030.03316.51
5.4.10.0000.04016.56
5.4.00.0000.04015.83
5.3.290.0100.04314.71
5.3.280.0070.07014.70
5.3.270.0000.07314.73
5.3.260.0030.06014.61
5.3.250.0130.06314.57
5.3.240.0000.04314.60
5.3.230.0000.04014.70
5.3.220.0000.03714.58
5.3.210.0000.04314.55
5.3.200.0030.04014.73
5.3.190.0000.03714.67
5.3.180.0000.03714.56
5.3.170.0000.03714.63
5.3.160.0030.03314.48
5.3.150.0030.04014.78
5.3.140.0030.03714.57
5.3.130.0130.03014.43
5.3.120.0030.03314.43
5.3.110.0000.04314.44
5.3.100.0000.04013.93
5.3.90.0000.03714.03
5.3.80.0030.03314.03
5.3.70.0030.03313.92
5.3.60.0000.03314.00
5.3.50.0030.03013.85
5.3.40.0000.04313.86
5.3.30.0100.02714.00
5.3.20.0070.03313.61
5.3.10.0030.03313.53
5.3.00.0000.03313.86
5.2.170.0030.03012.44
5.2.160.0000.02712.44
5.2.150.0000.03012.44
5.2.140.0000.03312.44
5.2.130.0000.02712.44
5.2.120.0000.03012.44
5.2.110.0030.02712.44
5.2.100.0030.03012.44
5.2.90.0000.02712.44
5.2.80.0030.03712.44
5.2.70.0030.02712.44
5.2.60.0030.02712.44
5.2.50.0000.02712.44
5.2.40.0000.03012.44
5.2.30.0000.02712.44
5.2.20.0000.03012.44
5.2.10.0000.02712.44
5.2.00.0000.02712.44
5.1.60.0000.02312.44
5.1.50.0000.02312.44
5.1.40.0000.02312.44
5.1.30.0000.02712.44
5.1.20.0000.02312.44
5.1.10.0000.02312.44
5.1.00.0030.02012.44
5.0.50.0000.02312.44
5.0.40.0000.02712.44
5.0.30.0030.05012.44
5.0.20.0030.04312.44
5.0.10.0000.04012.44
5.0.00.0030.05712.44
4.4.90.0000.01312.44
4.4.80.0030.01312.44
4.4.70.0000.01312.44
4.4.60.0000.01312.44
4.4.50.0000.01712.44
4.4.40.0000.03712.44
4.4.30.0000.01312.44
4.4.20.0000.01312.44
4.4.10.0000.01712.44
4.4.00.0000.02712.44
4.3.110.0130.02012.44
4.3.100.0000.02312.44
4.3.90.0070.03312.44
4.3.80.0000.03712.44
4.3.70.0000.03312.44
4.3.60.0030.02312.44
4.3.50.0000.03712.44
4.3.40.0000.04312.44
4.3.30.0000.03012.44
4.3.20.0000.03712.44
4.3.10.0030.03312.44
4.3.00.0030.02312.44

preferences:
38.46 ms | 400 KiB | 5 Q