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(), []));

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)
8.3.60.0040.01416.75
8.3.50.0100.00817.40
8.3.40.0070.00718.67
8.3.30.0070.01018.71
8.3.20.0090.00018.73
8.3.10.0090.00018.82
8.3.00.0080.00019.38
8.2.180.0070.00716.50
8.2.170.0120.00322.96
8.2.160.0120.00321.05
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.27
8.2.110.0000.00920.39
8.2.100.0070.00417.78
8.2.90.0040.00419.14
8.2.80.0030.00519.34
8.2.70.0040.00417.48
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0060.00318.09
8.2.30.0000.00818.05
8.2.20.0080.00017.55
8.2.10.0000.00817.67
8.2.00.0000.00917.66
8.1.280.0150.00725.92
8.1.270.0050.00324.66
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00722.04
8.1.230.0110.00020.86
8.1.220.0000.00818.77
8.1.210.0040.00419.00
8.1.200.0060.00317.23
8.1.190.0080.00017.51
8.1.180.0030.00618.10
8.1.170.0030.00518.57
8.1.160.0040.00418.80
8.1.150.0040.00418.53
8.1.140.0070.00017.37
8.1.130.0000.00717.84
8.1.120.0000.00817.44
8.1.110.0040.00417.48
8.1.100.0040.00417.48
8.1.90.0040.00417.53
8.1.80.0000.00717.52
8.1.70.0070.00017.46
8.1.60.0040.00417.58
8.1.50.0000.00817.48
8.1.40.0040.00417.43
8.1.30.0050.00317.64
8.1.20.0000.00717.56
8.1.10.0060.00317.56
8.1.00.0000.00817.46
8.0.300.0050.00320.00
8.0.290.0040.00416.63
8.0.280.0040.00418.50
8.0.270.0070.00017.26
8.0.260.0000.00716.79
8.0.250.0000.00717.02
8.0.240.0060.00616.96
8.0.230.0030.00316.89
8.0.220.0030.00316.97
8.0.210.0000.00716.90
8.0.200.0070.00016.92
8.0.190.0070.00016.93
8.0.180.0030.00516.84
8.0.170.0030.00616.91
8.0.160.0000.00716.86
8.0.150.0030.00516.80
8.0.140.0080.00016.86
8.0.130.0050.00013.27
8.0.120.0080.00016.79
8.0.110.0030.00516.93
8.0.100.0040.00416.96
8.0.90.0040.00416.72
8.0.80.0080.00616.78
8.0.70.0000.00716.92
8.0.60.0000.00716.91
8.0.50.0050.00216.84
8.0.30.0060.01117.14
8.0.20.0130.00517.24
8.0.10.0050.00317.00
8.0.00.0110.01116.74
7.4.330.0000.00612.96
7.4.320.0030.00316.50
7.4.300.0040.00416.61
7.4.290.0040.00416.52
7.4.280.0040.00416.41
7.4.270.0030.00316.53
7.4.260.0000.00613.28
7.4.250.0040.00416.52
7.4.240.0040.00416.53
7.4.230.0000.00716.40
7.4.220.0130.01316.60
7.4.210.0080.00716.54
7.4.200.0000.00716.49
7.4.190.0070.00016.61
7.4.160.0000.01516.27
7.4.150.0100.00716.60
7.4.140.0090.01116.48
7.4.130.0080.00816.51
7.4.120.0070.01016.39
7.4.110.0140.00416.47
7.4.100.0060.00916.57
7.4.90.0110.00716.69
7.4.80.0060.01019.39
7.4.70.0090.00916.46
7.4.60.0070.01116.44
7.4.50.0060.00616.58
7.4.40.0040.00816.57
7.4.30.0120.00316.53
7.4.00.0070.01015.14
7.3.330.0000.00613.24
7.3.320.0030.00313.37
7.3.310.0000.00716.23
7.3.300.0040.00416.24
7.3.290.0030.01316.41
7.3.280.0090.00916.36
7.3.270.0060.00916.37
7.3.260.0100.00716.58
7.3.250.0080.01116.40
7.3.240.0120.00916.52
7.3.230.0130.00616.59
7.3.210.0030.01416.43
7.3.200.0090.00616.45
7.3.190.0100.01016.45
7.3.180.0060.01216.32
7.3.170.0090.01316.57
7.3.160.0130.00316.46
7.3.120.0040.00814.94
7.3.10.0150.00616.22
7.3.00.0130.00316.64
7.2.330.0090.00916.67
7.2.320.0080.00816.48
7.2.310.0130.01016.80
7.2.300.0110.01216.70
7.2.290.0120.00616.60
7.2.130.0170.00016.80
7.2.120.0060.01216.79
7.2.110.0200.00816.71
7.2.100.0160.01316.73
7.2.90.0110.01116.73
7.2.80.0110.00716.60
7.2.70.0240.00316.78
7.2.60.0220.00616.84
7.2.50.0130.01416.73
7.2.40.0070.01116.57
7.2.30.0080.01216.50
7.2.20.0090.00616.55
7.2.10.0070.00316.79
7.2.00.0050.00818.14
7.1.250.0030.00715.61
7.1.100.0000.01317.92
7.1.70.0040.00417.18
7.1.60.0030.01719.40
7.1.50.0090.01317.05
7.1.00.0000.07022.51
7.0.200.0740.00314.37
7.0.140.0000.08022.01
7.0.120.0030.04321.96
7.0.60.0030.05721.77
7.0.50.0100.04017.93
7.0.40.0100.08320.21
7.0.30.0300.05020.21
7.0.20.0270.03320.12
7.0.10.0030.04320.09
7.0.00.0200.07720.20
5.6.210.0070.08720.55
5.6.200.0070.04018.18
5.6.190.0070.07020.50
5.6.180.0230.08320.68
5.6.170.0200.08720.54
5.6.160.0000.05720.44
5.6.150.0100.07018.18
5.6.140.0070.04318.21
5.6.130.0100.07018.28
5.6.120.0100.08021.05
5.6.110.0070.07721.02
5.6.100.0170.07321.14
5.6.90.0070.08320.89
5.6.80.0230.07020.30
5.5.350.0230.05020.36
5.5.340.0070.07018.08
5.5.330.0070.04020.37
5.5.320.0270.05020.25
5.5.310.0300.07020.41
5.5.300.0030.04017.95
5.5.290.0100.07718.09
5.5.280.0070.08020.80
5.5.270.0170.07720.90
5.5.260.0030.08720.87
5.5.250.0100.05320.59
5.5.240.0070.02720.16
5.4.450.3600.04319.46
5.4.440.3800.03019.47
5.4.430.3800.04019.63
5.4.420.3700.04019.29
5.4.410.3570.04019.27
5.4.400.3830.03719.15
5.4.390.3800.04018.87
5.4.380.3600.04018.87
5.4.370.3870.03719.22
5.4.360.3900.03719.09
5.4.350.3800.03718.96
5.4.340.4170.03719.08
5.4.320.3930.03719.15
5.4.310.3730.03719.21
5.4.300.3700.04019.22
5.4.290.3170.03318.99
5.4.280.4100.04719.09
5.4.270.4030.03018.87
5.4.260.3770.03019.24
5.4.250.3970.03318.85
5.4.240.4130.04319.05
5.4.230.4130.04019.21
5.4.220.3900.03719.09
5.4.210.3730.03718.86
5.4.200.3800.04018.85
5.4.190.3500.04018.93
5.4.180.3770.03018.97
5.4.170.3900.02718.98
5.4.160.3970.03719.07
5.4.150.3570.04718.86
5.4.140.3900.03316.41
5.4.130.3930.03716.40
5.4.120.3930.03316.56
5.4.110.3930.03016.31
5.4.100.3230.03716.64
5.4.90.3830.03716.57
5.4.80.3670.03016.41
5.4.70.3730.03016.55
5.4.60.3570.03016.48
5.4.50.2600.02716.25
5.4.40.3130.04016.24
5.4.30.3130.03316.38
5.4.20.3770.03316.16
5.4.10.3300.03716.53
5.4.00.3570.03715.95
5.3.290.3970.04014.72
5.3.280.4230.02714.60
5.3.270.3900.03314.53
5.3.260.3600.04014.61
5.3.250.3870.04014.61
5.3.240.3930.04014.57
5.3.230.3930.04014.62
5.3.220.3830.04014.79
5.3.210.3830.04014.54
5.3.200.3700.04014.68
5.3.190.3700.03314.50
5.3.180.3670.02714.61
5.3.170.3300.03714.56
5.3.160.3300.03314.73
5.3.150.3000.03714.54
5.3.140.3470.03714.65
5.3.130.3170.04014.56
5.3.120.4000.04014.77
5.3.110.3870.04014.52
5.3.100.3900.03714.16
5.3.90.3330.03313.95
5.3.80.1400.04014.04
5.3.70.3370.03713.95
5.3.60.3500.03713.91
5.3.50.3470.04013.86
5.3.40.3600.03314.01
5.3.30.3930.03713.84
5.3.20.3600.03313.78
5.3.10.3130.03313.77
5.3.00.3830.04013.62
5.2.170.3200.03011.05
5.2.160.2930.03311.07
5.2.150.3030.03011.08
5.2.140.3400.03011.05
5.2.130.2800.03311.02
5.2.120.3300.03011.01
5.2.110.3200.03011.11
5.2.100.3100.03011.09
5.2.90.3130.03311.16
5.2.80.3230.03311.17
5.2.70.3030.03011.10
5.2.60.2970.03011.21
5.2.50.3470.03011.24
5.2.40.2570.03310.92
5.2.30.2230.03010.98
5.2.20.0100.05310.88
5.2.10.0000.03011.09
5.2.00.0100.05010.64
5.1.60.0730.03710.08
5.1.50.2300.03010.00
5.1.40.2500.02310.11
5.1.30.2500.02710.31
5.1.20.2430.02310.29
5.1.10.2670.02710.00
5.1.00.2400.02310.00
5.0.50.1370.02310.00
5.0.40.1300.02010.00
5.0.30.1330.04310.00
5.0.20.1570.02010.00
5.0.10.1370.02010.00
5.0.00.1730.03010.00
4.4.90.0700.01710.00
4.4.80.1330.01710.00
4.4.70.0000.02010.00
4.4.60.0000.02310.00
4.4.50.0030.02010.00
4.4.40.1400.02310.00
4.4.30.0800.01310.00
4.4.20.1300.02010.00
4.4.10.1170.01310.00
4.4.00.1400.03010.00
4.3.110.1230.02010.00
4.3.100.1800.01310.00
4.3.90.1370.01710.00
4.3.80.1570.02310.00
4.3.70.1400.01310.00
4.3.60.1700.01010.00
4.3.50.1300.02310.00
4.3.40.1700.02710.00
4.3.30.0870.01710.00
4.3.20.0730.02010.00
4.3.10.0800.01710.00
4.3.00.0770.0209.91

preferences:
52.83 ms | 401 KiB | 5 Q