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(), +0));

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)
8.3.40.0090.00618.71
8.3.30.0000.01419.09
8.3.20.0000.00820.34
8.3.10.0030.00623.66
8.3.00.0000.00820.46
8.2.170.0030.01722.96
8.2.160.0100.01022.03
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0100.00726.16
8.2.120.0040.00420.35
8.2.110.0060.00322.26
8.2.100.0030.00817.59
8.2.90.0040.00419.26
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0000.00917.80
8.2.50.0040.00418.07
8.2.40.0090.00018.22
8.2.30.0060.00318.07
8.2.20.0000.00717.66
8.2.10.0030.00517.63
8.2.00.0000.00817.74
8.1.270.0040.00423.96
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0040.00719.11
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.01017.23
8.1.190.0000.00817.52
8.1.180.0040.00418.10
8.1.170.0030.00718.51
8.1.160.0060.00322.02
8.1.150.0000.00718.63
8.1.140.0070.00017.37
8.1.130.0030.00317.71
8.1.120.0060.00317.41
8.1.110.0040.00417.35
8.1.100.0050.00317.36
8.1.90.0030.00517.40
8.1.80.0040.00417.36
8.1.70.0000.00717.44
8.1.60.0040.00417.50
8.1.50.0040.00417.43
8.1.40.0040.00417.56
8.1.30.0050.00317.66
8.1.20.0040.00417.59
8.1.10.0040.00417.59
8.1.00.0040.00417.40
8.0.300.0050.00318.77
8.0.290.0040.00417.05
8.0.280.0030.00318.39
8.0.270.0030.00317.26
8.0.260.0030.00316.70
8.0.250.0000.00616.82
8.0.240.0030.00716.92
8.0.230.0070.00016.99
8.0.220.0030.00316.80
8.0.210.0000.00716.79
8.0.200.0040.00416.81
8.0.190.0040.00416.95
8.0.180.0040.00416.84
8.0.170.0040.00416.93
8.0.160.0080.00016.96
8.0.150.0000.00716.86
8.0.140.0000.00716.82
8.0.130.0030.00313.32
8.0.120.0030.00516.79
8.0.110.0000.00816.83
8.0.100.0000.00716.73
8.0.90.0000.00716.95
8.0.80.0130.00916.82
8.0.70.0040.00416.93
8.0.60.0070.00016.84
8.0.50.0040.00416.94
8.0.30.0130.00517.24
8.0.20.0100.00817.40
8.0.10.0000.00716.96
8.0.00.0090.00916.77
7.4.330.0050.00015.07
7.4.320.0060.00016.47
7.4.300.0030.00316.52
7.4.290.0100.00016.55
7.4.280.0040.00416.49
7.4.270.0030.00316.43
7.4.260.0000.00716.54
7.4.250.0040.00416.60
7.4.240.0020.00616.57
7.4.230.0040.00416.40
7.4.220.0090.00916.64
7.4.210.0100.00816.66
7.4.200.0030.00316.72
7.4.190.0030.00316.55
7.4.160.0080.00816.44
7.4.150.0120.00617.40
7.4.140.0030.01517.86
7.4.130.0070.01116.48
7.4.120.0070.01216.52
7.4.110.0100.00716.54
7.4.100.0180.00616.49
7.4.90.0140.00316.49
7.4.80.0030.01616.57
7.4.70.0100.01316.52
7.4.60.0130.00316.59
7.4.50.0000.00816.25
7.4.40.0040.00722.77
7.4.30.0160.00616.59
7.4.00.0080.00615.06
7.3.330.0060.00013.45
7.3.320.0020.00213.32
7.3.310.0070.00016.43
7.3.300.0000.00716.25
7.3.290.0080.01216.34
7.3.280.0110.00616.34
7.3.270.0120.00617.40
7.3.260.0140.00316.62
7.3.250.0100.00716.41
7.3.240.0120.00616.42
7.3.230.0060.01016.39
7.3.210.0110.00516.30
7.3.200.0130.00919.39
7.3.190.0090.00916.34
7.3.180.0150.00016.55
7.3.170.0000.01516.55
7.3.160.0040.01116.38
7.3.120.0130.00315.07
7.2.330.0100.00716.84
7.2.320.0090.00916.70
7.2.310.0060.01316.76
7.2.300.0160.00016.67
7.2.290.0150.00916.37
7.2.00.0040.00819.45
7.1.200.0070.00715.50
7.1.100.0100.00718.33
7.1.70.0000.01017.11
7.1.60.0120.00317.07
7.1.50.0110.01416.78
7.1.00.0000.08022.28
7.0.200.0000.01516.78
7.0.140.0000.07322.13
7.0.60.0070.08019.84
7.0.50.0070.03317.88
7.0.40.0130.07720.13
7.0.30.0330.04320.15
7.0.20.0470.07320.17
7.0.10.0300.05720.30
7.0.00.0030.09020.23
5.6.210.0000.04320.48
5.6.200.0030.07718.23
5.6.190.0170.03320.39
5.6.180.0030.07320.63
5.6.170.0270.08020.52
5.6.160.0130.05020.50
5.6.150.0070.03718.18
5.6.140.0030.08718.18
5.6.130.0030.07018.23
5.6.120.0030.05721.04
5.6.110.0030.04321.02
5.6.100.0100.09321.15
5.6.90.0100.08321.01
5.6.80.0170.07020.49
5.6.70.3070.04020.38
5.5.350.0000.09020.34
5.5.340.0070.08017.95
5.5.330.0170.06720.32
5.5.320.0030.06020.22
5.5.310.0200.07720.24
5.5.300.0070.08018.01
5.5.290.0100.07718.05
5.5.280.0100.04720.68
5.5.270.0100.08020.90
5.5.260.0000.09320.80
5.5.250.0070.08720.70
5.5.240.0170.06020.29
5.4.450.0970.05319.41
5.4.440.0670.05319.35
5.4.430.0730.05719.35
5.4.420.0870.06019.66
5.4.410.0100.05719.45
5.4.400.0900.07018.79
5.4.390.2230.07318.59
5.4.380.0200.05018.73
5.4.370.0130.05318.52
5.4.360.0100.05318.78
5.4.350.0070.06018.74
5.4.340.0200.05018.78
5.4.320.0060.04112.51
5.4.310.0050.03912.51
5.4.300.0100.03512.50
5.4.290.0070.04412.51
5.4.280.0060.03412.40
5.4.270.0070.04012.40
5.4.260.0120.04212.40
5.4.250.0090.04012.40
5.4.240.0060.03812.40
5.4.230.0040.04512.40
5.4.220.0190.04312.37
5.4.210.0300.09112.37
5.4.200.0130.04812.37
5.4.190.0150.04212.37
5.4.180.0180.04212.37
5.4.170.0090.04912.38
5.4.160.0150.04412.38
5.4.150.0140.04512.37
5.4.140.0150.04412.05
5.4.130.0140.04612.04
5.4.120.0200.04012.00
5.4.110.0180.04012.00
5.4.100.0340.08512.00
5.4.90.0170.04212.00
5.4.80.0160.04212.00
5.4.70.0130.04412.00
5.4.60.0210.03712.00
5.4.50.0150.04211.99
5.4.40.0310.05711.98
5.4.30.0100.04911.98
5.4.20.0130.04411.97
5.4.10.0160.04111.97
5.4.00.0260.06011.46
5.3.290.0070.04412.80
5.3.280.0070.03712.71
5.3.270.0150.04512.72
5.3.260.0120.04912.72
5.3.250.0120.04812.72
5.3.240.0190.04212.71
5.3.230.0260.10212.71
5.3.220.0190.04712.68
5.3.210.0240.04712.68
5.3.200.0140.04812.68
5.3.190.0230.04412.68
5.3.180.0180.04612.68
5.3.170.0240.06612.66
5.3.160.0190.04112.67
5.3.150.0160.04412.67
5.3.140.0180.04212.66
5.3.130.0140.04812.66
5.3.120.0140.04712.66
5.3.110.0130.04812.66
5.3.100.0200.07112.12
5.3.90.0190.03912.10
5.3.80.0140.04512.07
5.3.70.0200.04312.07
5.3.60.0150.04612.06
5.3.50.0090.05012.00
5.3.40.0130.04612.00
5.3.30.0160.04211.97
5.3.20.0150.04511.74
5.3.10.0170.04011.71
5.3.00.0300.05711.70
5.2.170.0150.0349.20
5.2.160.0160.0339.20
5.2.150.0170.0339.20
5.2.140.0140.0349.20
5.2.130.0150.0339.16
5.2.120.0110.0359.16
5.2.110.0130.0409.16
5.2.100.0110.0359.17
5.2.90.0140.0359.16
5.2.80.0120.0359.16
5.2.70.0140.0379.16
5.2.60.0180.0589.11
5.2.50.0090.0399.08
5.2.40.0120.0379.05
5.2.30.0240.0539.03
5.2.20.0140.0369.02
5.2.10.0140.0328.93
5.2.00.0130.0348.78
5.1.60.0100.0298.07
5.1.50.0140.0268.07
5.1.40.0240.0478.05
5.1.30.0150.0318.39
5.1.20.0130.0328.43
5.1.10.0110.0328.14
5.1.00.0140.0278.14
5.0.50.0070.0266.63
5.0.40.0090.0226.48
5.0.30.0200.0576.31
5.0.20.0110.0246.28
5.0.10.0090.0236.25
5.0.00.0070.0376.25
4.4.90.0090.0164.78
4.4.80.0060.0214.76
4.4.70.0120.0164.75
4.4.60.0090.0184.76
4.4.50.0080.0194.77
4.4.40.0070.0354.70
4.4.30.0090.0184.75
4.4.20.0110.0174.85
4.4.10.0230.0344.85
4.4.00.0060.0334.76
4.3.110.0100.0184.67
4.3.100.0080.0184.67
4.3.90.0080.0184.64
4.3.80.0100.0264.58
4.3.70.0080.0194.63
4.3.60.0090.0164.63
4.3.50.0100.0184.62
4.3.40.0280.0754.54
4.3.30.0070.0183.32
4.3.20.0070.0183.30
4.3.10.0060.0183.26
4.3.00.0030.02012.57

preferences:
41.38 ms | 400 KiB | 5 Q