3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getGrandParentClass($object, $level = NULL) { $gp = $object = get_class($object); $isNull = is_null($level); $j = 0; while(get_parent_class($gp) && ($isNull || $level > $j)) { $gp = get_parent_class($gp); $j++; if(!get_parent_class($gp) && !$isNull && $level > $j) return false; } return $gp == $object ? false : $gp; } class A {} class B extends A {} class C extends B {} class D extends C {} var_dump(getGrandParentClass(new A())); // false var_dump(getGrandParentClass(new D(), 1E-3));

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)
8.3.60.0100.01016.75
8.3.50.0110.00517.48
8.3.40.0030.01018.76
8.3.30.0070.00718.50
8.3.20.0000.00818.60
8.3.10.0060.00318.77
8.3.00.0040.00419.26
8.2.180.0120.00616.75
8.2.170.0110.00722.96
8.2.160.0100.00721.02
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00420.94
8.2.110.0060.00319.23
8.2.100.0110.00017.60
8.2.90.0040.00418.16
8.2.80.0050.00219.17
8.2.70.0000.00817.50
8.2.60.0030.00717.90
8.2.50.0000.00818.07
8.2.40.0000.00918.22
8.2.30.0060.00318.12
8.2.20.0080.00017.60
8.2.10.0040.00417.70
8.2.00.0050.00217.66
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.14
8.1.230.0100.00021.04
8.1.220.0060.00317.77
8.1.210.0080.00018.99
8.1.200.0050.00517.13
8.1.190.0030.00517.41
8.1.180.0040.00418.10
8.1.170.0090.00018.74
8.1.160.0050.00518.86
8.1.150.0050.00318.66
8.1.140.0070.00017.46
8.1.130.0030.00317.83
8.1.120.0000.00717.46
8.1.110.0000.00717.51
8.1.100.0000.00717.48
8.1.90.0000.00817.38
8.1.80.0000.00717.30
8.1.70.0070.00017.40
8.1.60.0000.00717.58
8.1.50.0000.00817.44
8.1.40.0040.00417.41
8.1.30.0000.00717.54
8.1.20.0040.00417.62
8.1.10.0030.00617.54
8.1.00.0080.00017.49
8.0.300.0000.00720.04
8.0.290.0040.00416.63
8.0.280.0030.00318.36
8.0.270.0000.00717.34
8.0.260.0000.00616.70
8.0.250.0040.00416.87
8.0.240.0050.00516.86
8.0.230.0000.00716.99
8.0.220.0030.00316.77
8.0.210.0020.00516.84
8.0.200.0000.00616.99
8.0.190.0030.00617.00
8.0.180.0060.00616.93
8.0.170.0090.00016.91
8.0.160.0040.00416.95
8.0.150.0080.00016.81
8.0.140.0070.00016.87
8.0.130.0030.00313.42
8.0.120.0040.00416.83
8.0.110.0070.00016.88
8.0.100.0030.00316.77
8.0.90.0000.00716.68
8.0.80.0100.00716.89
8.0.70.0040.00416.88
8.0.60.0000.00716.71
8.0.50.0070.00016.88
8.0.30.0110.00717.18
8.0.20.0120.00817.08
8.0.10.0040.00416.86
8.0.00.0050.01316.73
7.4.330.0060.00013.08
7.4.320.0070.00016.60
7.4.300.0000.00616.61
7.4.290.0040.00416.50
7.4.280.0050.00316.53
7.4.270.0030.00316.52
7.4.260.0000.00513.27
7.4.250.0080.00016.51
7.4.240.0060.00116.57
7.4.230.0070.00016.59
7.4.220.0040.01616.51
7.4.210.0070.00716.55
7.4.200.0030.00316.40
7.4.190.0000.00816.67
7.4.160.0120.00916.53
7.4.150.0110.00616.48
7.4.140.0120.00516.57
7.4.130.0060.01016.59
7.4.120.0140.00416.52
7.4.110.0140.00416.38
7.4.100.0070.01116.56
7.4.90.0070.01016.50
7.4.80.0100.01019.39
7.4.70.0130.00316.42
7.4.60.0120.00816.57
7.4.50.0030.00916.39
7.4.40.0040.01116.38
7.4.30.0110.00516.53
7.4.00.0000.01715.15
7.3.330.0060.00013.20
7.3.320.0030.00313.27
7.3.310.0040.00416.33
7.3.300.0030.00316.39
7.3.290.0070.01316.37
7.3.280.0120.00516.41
7.3.270.0130.00316.39
7.3.260.0100.00716.30
7.3.250.0100.00916.46
7.3.240.0160.00016.33
7.3.230.0030.01316.66
7.3.210.0040.01216.68
7.3.200.0030.01716.36
7.3.190.0070.01016.32
7.3.180.0080.00816.50
7.3.170.0120.00616.46
7.3.160.0060.00916.40
7.3.120.0030.01015.08
7.2.330.0140.00316.48
7.2.320.0090.00916.80
7.2.310.0150.00316.68
7.2.300.0060.01516.84
7.2.290.0100.00716.70
7.2.00.0000.01219.52
7.1.100.0030.00918.24
7.1.70.0000.01417.16
7.1.60.0130.01319.40
7.1.50.0070.01816.98
7.1.00.0000.04722.31
7.0.200.0050.00316.53
7.0.140.0030.07022.10
7.0.120.0070.07022.05
7.0.60.0200.07319.93
7.0.50.0030.08317.77
7.0.40.0200.07020.13
7.0.30.0000.04720.13
7.0.20.0000.08720.10
7.0.10.0100.07320.23
7.0.00.0130.04020.14
5.6.280.0030.07321.03
5.6.210.0070.06720.77
5.6.200.0170.07018.18
5.6.190.0100.08020.57
5.6.180.0130.07320.59
5.6.170.0170.06720.64
5.6.160.0070.04320.61
5.6.150.0100.08720.34
5.6.140.0070.08020.33
5.6.130.0070.04320.18
5.6.120.0030.08320.43
5.6.110.0070.07320.16
5.6.100.0170.07320.17
5.6.90.0000.09020.40
5.6.80.0100.07019.57
5.6.70.0030.08319.81
5.6.60.0030.04019.54
5.6.50.0100.03719.68
5.6.40.0070.03719.55
5.6.30.0070.04319.68
5.6.20.0070.03719.52
5.6.10.0030.04019.52
5.6.00.0100.03319.54
5.5.350.0070.07720.49
5.5.340.0070.06017.98
5.5.330.0130.07320.47
5.5.320.0100.03720.35
5.5.310.0100.05020.49
5.5.300.0070.05320.20
5.5.290.0100.04019.96
5.5.280.0100.04720.12
5.5.270.0070.05020.22
5.5.260.0130.07319.96
5.5.250.0070.04720.10
5.5.240.0100.07319.42
5.5.230.0100.07719.34
5.5.220.0070.06719.34
5.5.210.0100.03319.35
5.5.200.0070.03719.55
5.5.190.0070.03719.32
5.5.180.0030.04319.66
5.5.160.0030.04019.64
5.5.150.0030.04019.33
5.5.140.0030.04019.48
5.5.130.0070.03719.31
5.5.120.0030.03719.64
5.5.110.0030.03719.38
5.5.100.0030.03719.25
5.5.90.0000.04019.22
5.5.80.0000.04019.48
5.5.70.0030.03719.23
5.5.60.0000.04319.43
5.5.50.0070.03319.48
5.5.40.0000.04019.45
5.5.30.0100.04319.47
5.5.20.0000.04019.28
5.5.10.0030.04019.46
5.5.00.0000.04019.42
5.4.450.0000.09019.32
5.4.440.0070.04319.20
5.4.430.0070.03719.47
5.4.420.0100.07319.57
5.4.410.0030.07719.34
5.4.400.0170.06318.87
5.4.390.0130.06718.85
5.4.380.0130.04718.98
5.4.370.0070.03718.92
5.4.360.0070.03719.24
5.4.350.0070.03319.24
5.4.340.0030.03719.20
5.4.320.0030.03719.24
5.4.310.0030.03719.15
5.4.300.0030.03719.00
5.4.290.0070.03319.14
5.4.280.0030.04019.15
5.4.270.0030.03719.10
5.4.260.0000.04019.11
5.4.250.0030.04018.97
5.4.240.0070.03319.20
5.4.230.0070.03318.97
5.4.220.0030.03719.11
5.4.210.0030.03718.95
5.4.200.0100.03318.84
5.4.190.0130.02719.23
5.4.180.0100.03319.13
5.4.170.0100.03019.27
5.4.160.0100.04319.06
5.4.150.0200.03018.83
5.4.140.0030.06016.55
5.4.130.0100.06016.55
5.4.120.0030.06716.39
5.4.110.0000.06716.52
5.4.100.0100.07016.39
5.4.90.0030.04016.48
5.4.80.0030.07716.41
5.4.70.0030.07016.33
5.4.60.0030.07316.47
5.4.50.0130.05016.36
5.4.40.0100.06316.64
5.4.30.0070.03716.36
5.4.20.0070.04316.62
5.4.10.0000.06716.44
5.4.00.0100.06715.76
5.3.290.0030.03714.73
5.3.280.0030.03714.77
5.3.270.0000.04014.68
5.3.260.0030.04314.61
5.3.250.0170.06714.60
5.3.240.0170.06714.65
5.3.230.0000.04314.59
5.3.220.0100.06314.59
5.3.210.0030.03714.57
5.3.200.0100.07014.57
5.3.190.0030.08314.72
5.3.180.0170.04014.72
5.3.170.0070.06714.57
5.3.160.0070.07314.62
5.3.150.0030.06314.62
5.3.140.0100.07014.61
5.3.130.0030.07314.69
5.3.120.0130.04714.62
5.3.110.0100.07314.54
5.3.100.0070.04013.96
5.3.90.0070.03313.95
5.3.80.0030.04014.02
5.3.70.0070.03313.97
5.3.60.0000.04014.04
5.3.50.0100.07314.01
5.3.40.0000.08714.11
5.3.30.0070.07314.07
5.3.20.0030.05013.70
5.3.10.0030.04713.62
5.3.00.0100.06313.70
5.2.170.0100.03311.20
5.2.160.0070.04711.21
5.2.150.0070.04011.10
5.2.140.0000.05711.04
5.2.130.0100.04711.11
5.2.120.0070.02711.04
5.2.110.0030.05011.11
5.2.100.0000.07311.11
5.2.90.0100.05711.14
5.2.80.0070.06011.06
5.2.70.0070.06711.10
5.2.60.0000.04311.21
5.2.50.0070.06311.07
5.2.40.0070.04711.15
5.2.30.0030.03310.98
5.2.20.0030.03010.95
5.2.10.0100.05710.93
5.2.00.0030.06310.72
5.1.60.0030.0509.99
5.1.50.0000.04010.00
5.1.40.0000.05010.05
5.1.30.0100.05010.39
5.1.20.0100.05010.35
5.1.10.0030.03310.13
5.1.00.0000.04710.03
5.0.50.0030.0208.61
5.0.40.0030.0338.43
5.0.30.0000.0408.20
5.0.20.0000.0338.18
5.0.10.0070.0408.18
5.0.00.0070.0478.08
4.4.90.0000.0377.50
4.4.80.0030.0337.50
4.4.70.0030.0207.50
4.4.60.0070.0237.50
4.4.50.0000.0207.50
4.4.40.0000.0477.50
4.4.30.0000.0377.50
4.4.20.0030.0207.50
4.4.10.0000.0237.50
4.4.00.0000.0477.50
4.3.110.0070.0137.50
4.3.100.0000.0337.50
4.3.90.0030.0177.50
4.3.80.0030.0477.50
4.3.70.0070.0307.50
4.3.60.0000.0337.50
4.3.50.0000.0277.50
4.3.40.0070.0477.50
4.3.30.0000.0377.50
4.3.20.0000.0207.50
4.3.10.0000.0377.50
4.3.00.0000.0377.50

preferences:
45.68 ms | 401 KiB | 5 Q