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(), 'я'));

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)
8.3.60.0100.01016.38
8.3.50.0130.00622.16
8.3.40.0070.00718.67
8.3.30.0060.00819.10
8.3.20.0030.00520.25
8.3.10.0040.01123.52
8.3.00.0040.00420.68
8.2.180.0140.00716.63
8.2.170.0150.00022.96
8.2.160.0170.00322.14
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00626.16
8.2.120.0060.01322.08
8.2.110.0030.00622.01
8.2.100.0120.00017.78
8.2.90.0030.00619.09
8.2.80.0030.00518.04
8.2.70.0080.00017.63
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0000.00818.28
8.2.30.0060.00317.95
8.2.20.0070.00017.66
8.2.10.0000.00817.74
8.2.00.0000.00717.76
8.1.280.0060.01325.92
8.1.270.0030.00523.97
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0080.00023.81
8.1.230.0070.00419.17
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0030.00517.55
8.1.180.0050.00318.10
8.1.170.0040.00418.64
8.1.160.0060.00322.04
8.1.150.0040.00418.57
8.1.140.0040.00417.46
8.1.130.0030.00317.77
8.1.120.0030.00617.38
8.1.110.0040.00417.46
8.1.100.0030.00517.38
8.1.90.0040.00317.47
8.1.80.0070.00017.37
8.1.70.0000.00817.33
8.1.60.0040.00417.58
8.1.50.0000.00717.45
8.1.40.0030.00617.54
8.1.30.0060.00317.56
8.1.20.0040.00417.61
8.1.10.0030.00617.53
8.1.00.0060.00317.54
8.0.300.0000.00718.77
8.0.290.0050.00217.05
8.0.280.0030.00318.34
8.0.270.0000.00717.20
8.0.260.0070.00016.83
8.0.250.0030.00316.87
8.0.240.0100.00016.97
8.0.230.0000.00716.98
8.0.220.0030.00316.91
8.0.210.0020.00516.80
8.0.200.0030.00316.87
8.0.190.0030.00316.93
8.0.180.0040.00316.84
8.0.170.0000.00716.84
8.0.160.0080.00016.84
8.0.150.0000.00816.86
8.0.140.0050.00316.75
8.0.130.0000.00513.34
8.0.120.0040.00416.73
8.0.110.0040.00416.83
8.0.100.0000.00716.68
8.0.90.0000.00816.86
8.0.80.0060.01216.93
8.0.70.0000.00816.73
8.0.60.0070.00016.95
8.0.50.0000.00716.93
8.0.30.0070.01317.02
8.0.20.0130.00817.40
8.0.10.0000.00716.85
8.0.00.0120.00516.86
7.4.330.0000.00515.09
7.4.320.0000.00716.52
7.4.300.0000.00616.61
7.4.290.0030.00616.44
7.4.280.0030.00316.51
7.4.270.0030.00316.63
7.4.260.0070.00016.62
7.4.250.0000.00716.54
7.4.240.0040.00416.51
7.4.230.0030.00316.43
7.4.220.0120.00816.52
7.4.210.0100.00816.47
7.4.200.0000.00716.54
7.4.190.0000.00716.52
7.4.160.0050.01116.48
7.4.150.0130.00317.40
7.4.140.0080.01117.86
7.4.130.0080.01016.61
7.4.120.0070.01016.59
7.4.110.0130.00316.43
7.4.100.0140.00716.51
7.4.90.0060.01316.61
7.4.80.0110.00616.45
7.4.70.0140.00316.48
7.4.60.0090.00616.35
7.4.50.0040.00416.33
7.4.40.0060.01122.77
7.4.30.0120.00416.48
7.4.00.0070.00715.22
7.3.330.0060.00013.38
7.3.320.0000.00613.14
7.3.310.0030.00316.19
7.3.300.0060.00016.34
7.3.290.0120.00616.39
7.3.280.0080.00816.40
7.3.270.0070.01317.40
7.3.260.0110.00616.74
7.3.250.0110.00616.60
7.3.240.0060.01216.33
7.3.230.0130.00316.39
7.3.210.0060.01216.37
7.3.200.0060.01319.39
7.3.190.0090.00916.62
7.3.180.0090.00916.66
7.3.170.0080.00816.68
7.3.160.0060.00916.52
7.3.120.0060.01114.61
7.2.330.0130.00416.58
7.2.320.0000.01716.64
7.2.310.0060.01016.69
7.2.300.0140.00316.52
7.2.290.0100.00616.50
7.2.60.0090.00316.75
7.2.00.0030.01219.10
7.1.200.0030.00915.73
7.1.100.0060.00617.85
7.1.70.0000.01017.21
7.1.60.0090.01619.29
7.1.50.0090.01217.00
7.1.00.0030.07322.34
7.0.200.0110.00416.70
7.0.140.0000.07722.09
7.0.60.0170.07719.95
7.0.50.0030.04317.84
7.0.40.0100.06720.27
7.0.30.0330.07320.24
7.0.20.0270.08720.02
7.0.10.0000.05020.12
7.0.00.0030.04020.06
5.6.280.0100.06721.07
5.6.210.0000.08720.77
5.6.200.0070.04018.19
5.6.190.0130.08320.63
5.6.180.0200.06720.77
5.6.170.0170.05320.47
5.6.160.0100.08020.44
5.6.150.0100.08018.18
5.6.140.0070.07718.28
5.6.130.0030.04318.28
5.6.120.0130.07321.00
5.6.110.0100.07321.02
5.6.100.0070.07721.02
5.6.90.0100.08021.11
5.6.80.0070.08320.45
5.5.350.0030.08020.31
5.5.340.0100.08018.00
5.5.330.0070.07320.25
5.5.320.0000.04320.32
5.5.310.0400.07320.50
5.5.300.0070.04718.08
5.5.290.0170.07018.08
5.5.280.0200.07320.88
5.5.270.0100.07720.77
5.5.260.0100.08020.87
5.5.250.0070.07020.70
5.5.240.0370.05720.24
5.4.450.0170.04019.46
5.4.440.0100.04719.27
5.4.430.0170.03719.32
5.4.420.0200.03719.16
5.4.410.0100.04719.27
5.4.400.0130.04019.08
5.4.390.0170.04018.88
5.4.380.0170.03719.24
5.4.370.0170.03719.18
5.4.360.0230.03018.88
5.4.350.0130.04018.84
5.4.340.0170.03719.23
5.4.320.0130.04018.83
5.4.310.0170.04019.16
5.4.300.0170.07019.19
5.4.290.0230.04019.15
5.4.280.0530.06019.24
5.4.270.0330.04718.84
5.4.260.0200.06319.23
5.4.250.0270.03719.24
5.4.240.0200.04318.85
5.4.230.0270.04318.96
5.4.220.0200.03719.14
5.4.210.0270.07318.87
5.4.200.0270.03719.02
5.4.190.0230.04019.23
5.4.180.0230.04319.12
5.4.170.0230.03318.99
5.4.160.0200.06019.22
5.4.150.0330.05718.93
5.4.140.0200.03716.57
5.4.130.0170.04716.36
5.4.120.0170.03716.50
5.4.110.0230.04316.64
5.4.100.0170.03716.50
5.4.90.0300.02316.63
5.4.80.0170.04716.57
5.4.70.0130.04016.55
5.4.60.0230.06016.51
5.4.50.0230.03016.33
5.4.40.0230.03316.53
5.4.30.0200.04016.43
5.4.20.0130.04016.43
5.4.10.0830.03316.53
5.4.00.2170.03315.86
5.3.290.2400.04314.64
5.3.280.2400.03714.61
5.3.270.2600.04314.84
5.3.260.2630.03314.77
5.3.250.2900.04014.60
5.3.240.2500.04314.68
5.3.230.2470.03314.71
5.3.220.0870.03714.46
5.3.210.0030.04714.48
5.3.200.0000.04714.59
5.3.190.0670.03714.71
5.3.180.2570.03314.65
5.3.170.2530.04714.79
5.3.160.2670.06314.79
5.3.150.2300.03714.42
5.3.140.2370.03314.67
5.3.130.2530.03714.46
5.3.120.2730.03714.70
5.3.110.1800.03014.70
5.3.100.0030.03714.18
5.3.90.0030.04714.13
5.3.80.1600.04314.13
5.3.70.2270.04014.11
5.3.60.1800.03713.92
5.3.50.2900.03313.87
5.3.40.2400.04013.88
5.3.30.2330.04013.82
5.3.20.2370.03713.70
5.3.10.2400.03013.59
5.3.00.2530.04313.55
5.2.170.0170.05011.20
5.2.160.0230.02311.23
5.2.150.0100.03311.27
5.2.140.0130.03711.07
5.2.130.0230.05711.23
5.2.120.0130.03011.16
5.2.110.0230.05011.34
5.2.100.0200.03011.08
5.2.90.0170.03011.19
5.2.80.0170.02711.18
5.2.70.0230.05311.01
5.2.60.0170.03710.96
5.2.50.0200.06010.95
5.2.40.0130.05310.92
5.2.30.0130.03310.88
5.2.20.0200.05710.88
5.2.10.0100.03710.86
5.2.00.0200.03010.73
5.1.60.0170.02710.05
5.1.50.0100.0339.98
5.1.40.0200.0179.99
5.1.30.0170.03710.25
5.1.20.0170.02710.36
5.1.10.0130.02310.05
5.1.00.0170.02710.30
5.0.50.0100.0278.70
5.0.40.0370.0308.38
5.0.30.0070.0378.36
5.0.20.0070.0208.09
5.0.10.0200.0178.12
5.0.00.0070.0308.11
4.4.90.0070.0238.07
4.4.80.0030.0278.07
4.4.70.0100.0178.07
4.4.60.0030.0238.07
4.4.50.0070.0178.07
4.4.40.0130.0238.07
4.4.30.0130.0238.07
4.4.20.0070.0238.07
4.4.10.0070.0178.07
4.4.00.0070.0578.07
4.3.110.0300.0238.07
4.3.100.0130.0238.07
4.3.90.0070.0208.07
4.3.80.0070.0408.07
4.3.70.0070.0308.07
4.3.60.0100.0138.07
4.3.50.0030.0178.07
4.3.40.0030.0338.07
4.3.30.0000.0178.07
4.3.20.0030.0208.07
4.3.10.0070.0278.07
4.3.00.0030.0338.07

preferences:
67.97 ms | 400 KiB | 5 Q