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(), function(){yield 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)
8.3.60.0170.00316.75
8.3.50.0110.01022.10
8.3.40.0100.00718.84
8.3.30.0100.00319.09
8.3.20.0080.00020.19
8.3.10.0040.00423.61
8.3.00.0040.00420.64
8.2.180.0140.00417.00
8.2.170.0070.00722.96
8.2.160.0110.01122.13
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0130.00726.16
8.2.120.0070.00022.25
8.2.110.0060.00322.20
8.2.100.0110.00017.72
8.2.90.0060.00319.27
8.2.80.0040.00417.97
8.2.70.0030.00717.50
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0030.00518.16
8.2.30.0000.00718.19
8.2.20.0040.00417.71
8.2.10.0040.00417.74
8.2.00.0000.00717.76
8.1.280.0070.01125.92
8.1.270.0040.00423.81
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0060.00323.82
8.1.230.0070.00419.08
8.1.220.0000.00817.77
8.1.210.0080.00018.77
8.1.200.0090.00017.38
8.1.190.0040.00717.53
8.1.180.0000.00818.10
8.1.170.0030.00618.66
8.1.160.0030.00722.03
8.1.150.0000.00718.61
8.1.140.0000.00817.41
8.1.130.0040.00417.72
8.1.120.0000.00717.39
8.1.110.0050.00317.38
8.1.100.0000.00917.50
8.1.90.0030.00517.36
8.1.80.0040.00417.38
8.1.70.0030.00317.44
8.1.60.0080.00017.61
8.1.50.0000.00717.48
8.1.40.0000.00717.42
8.1.30.0000.01017.65
8.1.20.0030.00617.51
8.1.10.0080.00017.60
8.1.00.0000.00717.58
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0040.00418.33
8.0.270.0000.00717.28
8.0.260.0030.00316.90
8.0.250.0000.00716.95
8.0.240.0000.00817.02
8.0.230.0000.00717.02
8.0.220.0080.00016.93
8.0.210.0070.00017.01
8.0.200.0000.00717.03
8.0.190.0040.00416.99
8.0.180.0080.00016.96
8.0.170.0000.00817.01
8.0.160.0000.00717.01
8.0.150.0000.00716.91
8.0.140.0040.00416.98
8.0.130.0030.00313.38
8.0.120.0050.00316.80
8.0.110.0070.00016.96
8.0.100.0030.00516.83
8.0.90.0080.00016.95
8.0.80.0060.01217.01
8.0.70.0000.00816.96
8.0.60.0040.00416.84
8.0.50.0040.00416.93
8.0.30.0160.00617.04
8.0.20.0030.01617.40
8.0.10.0000.00716.98
8.0.00.0080.01016.76
7.4.330.0000.00615.00
7.4.320.0070.00016.57
7.4.300.0040.00416.50
7.4.290.0000.00916.50
7.4.280.0000.00716.52
7.4.270.0070.00016.46
7.4.260.0000.00716.48
7.4.250.0050.00316.50
7.4.240.0020.00516.49
7.4.230.0030.00316.61
7.4.220.0090.00916.50
7.4.210.0110.00516.65
7.4.200.0030.00316.40
7.4.190.0000.00716.61
7.4.160.0060.01016.48
7.4.150.0040.01717.40
7.4.140.0140.00317.86
7.4.130.0110.00616.74
7.4.120.0090.01116.56
7.4.110.0040.01216.65
7.4.100.0100.00816.68
7.4.90.0060.01216.66
7.4.80.0100.00716.46
7.4.70.0030.01316.51
7.4.60.0060.01216.40
7.4.50.0040.00516.42
7.4.40.0070.00722.77
7.4.30.0030.01216.64
7.4.00.0000.01714.96
7.3.330.0000.00513.27
7.3.320.0050.00013.51
7.3.310.0030.00316.49
7.3.300.0030.00316.30
7.3.290.0030.01216.48
7.3.280.0100.00616.43
7.3.270.0110.00617.40
7.3.260.0040.01516.45
7.3.250.0120.00716.46
7.3.240.0140.00716.60
7.3.230.0040.01116.45
7.3.210.0140.00316.46
7.3.200.0060.01619.39
7.3.190.0090.01216.69
7.3.180.0030.01216.31
7.3.170.0080.01216.50
7.3.160.0100.00716.59
7.3.120.0070.01015.05
7.2.330.0070.01116.66
7.2.320.0170.00016.89
7.2.310.0100.00716.71
7.2.300.0080.00816.80
7.2.290.0130.00316.79
7.2.60.0030.01016.97
7.2.00.0250.01319.48
7.1.200.0120.00315.63
7.1.100.0030.01018.13
7.1.70.0060.00917.35
7.1.60.0040.02219.29
7.1.50.0070.01516.94
7.1.00.0170.06322.34
7.0.200.0060.00616.73
7.0.140.0030.07322.07
7.0.60.0070.06319.93
7.0.50.0070.05017.88
7.0.40.0070.05320.13
7.0.30.0230.08020.22
7.0.20.0330.08320.21
7.0.10.0030.05720.33
7.0.00.0100.08020.23
5.6.280.0000.07721.16
5.6.210.0130.08020.63
5.6.200.0100.03318.22
5.6.190.0070.04320.48
5.6.180.0230.04020.50
5.6.170.0270.06720.54
5.6.160.0070.04320.66
5.6.150.0070.05318.22
5.6.140.0030.08718.17
5.6.130.0030.07718.23
5.6.120.0030.05321.14
5.6.110.0070.08320.99
5.6.100.0170.07321.03
5.6.90.0130.05321.07
5.6.80.0170.07320.39
5.5.350.0230.06020.45
5.5.340.0000.08718.09
5.5.330.0200.05720.46
5.5.320.0030.06020.20
5.5.310.0230.05320.52
5.5.300.0000.07717.94
5.5.290.0000.04317.95
5.5.280.0100.08320.81
5.5.270.0030.08020.89
5.5.260.0100.05720.77
5.5.250.0000.06320.59
5.5.240.0100.07020.29
5.4.450.0770.06019.18
5.4.440.0830.05319.34
5.4.430.0870.05319.45
5.4.420.0770.05319.16
5.4.410.0670.06019.06
5.4.400.0330.06019.38
5.4.390.0670.07319.25
5.4.380.0370.06718.73
5.4.370.0370.05318.73
5.4.360.0270.05718.74
5.4.350.0430.06018.59
5.4.340.0300.05018.78
5.4.320.0060.04012.52
5.4.310.0060.03812.52
5.4.300.0080.03312.53
5.4.290.0080.04612.52
5.4.280.0080.03812.42
5.4.270.0070.04112.42
5.4.260.0040.04412.42
5.4.250.0060.04112.41
5.4.240.0030.04112.42
5.4.230.0050.04112.41
5.4.220.0180.04612.39
5.4.210.0140.04512.39
5.4.200.0150.04512.39
5.4.190.0190.04212.39
5.4.180.0200.04312.39
5.4.170.0250.03812.39
5.4.160.0170.04612.39
5.4.150.0190.04712.39
5.4.140.0170.04512.08
5.4.130.0180.04512.06
5.4.120.0430.09012.02
5.4.110.0200.04412.02
5.4.100.0350.08812.02
5.4.90.0180.04612.02
5.4.80.0200.04412.02
5.4.70.0130.04712.02
5.4.60.0140.04712.02
5.4.50.0190.04212.02
5.4.40.0190.04512.01
5.4.30.0160.04512.00
5.4.20.0180.04112.00
5.4.10.0200.04112.00
5.4.00.0190.04311.49
5.3.290.0070.04112.80
5.3.280.0050.03812.71
5.3.270.0190.04612.72
5.3.260.0180.04612.72
5.3.250.0180.05912.72
5.3.240.0210.04212.72
5.3.230.0400.09212.71
5.3.220.0250.05212.68
5.3.210.0160.04812.68
5.3.200.0290.06612.68
5.3.190.0190.04712.67
5.3.180.0130.04912.67
5.3.170.0370.06112.67
5.3.160.0190.05012.67
5.3.150.0270.05012.67
5.3.140.0250.04512.66
5.3.130.0180.04812.66
5.3.120.0240.04212.66
5.3.110.0450.07712.66
5.3.100.0140.04612.12
5.3.90.0080.05312.10
5.3.80.0170.04612.08
5.3.70.0190.04312.08
5.3.60.0240.06912.06
5.3.50.0130.04712.00
5.3.40.0180.04312.00
5.3.30.0120.04811.98
5.3.20.0140.04711.75
5.3.10.0170.04011.73
5.3.00.0140.04711.70
5.2.170.0160.0379.20
5.2.160.0110.0399.20
5.2.150.0170.0359.20
5.2.140.0100.0399.20
5.2.130.0120.0359.16
5.2.120.0150.0319.16
5.2.110.0100.0409.16
5.2.100.0150.0339.17
5.2.90.0120.0379.17
5.2.80.0120.0379.16
5.2.70.0140.0409.16
5.2.60.0130.0369.11
5.2.50.0200.0319.08
5.2.40.0120.0369.05
5.2.30.0160.0309.03
5.2.20.0230.0569.03
5.2.10.0210.0378.94
5.2.00.0130.0328.78
5.1.60.0080.0338.07
5.1.50.0120.0328.06
5.1.40.0130.0298.06
5.1.30.0370.0718.40
5.1.20.0120.0368.43
5.1.10.0100.0348.14
5.1.00.0130.0318.14
5.0.50.0140.0226.64
5.0.40.0100.0226.50
5.0.30.0130.0326.30
5.0.20.0070.0306.27
5.0.10.0150.0196.25
5.0.00.0120.0346.25
4.4.90.0060.0204.78
4.4.80.0060.0194.76
4.4.70.0070.0184.75
4.4.60.0070.0204.76
4.4.50.0070.0194.77
4.4.40.0110.0284.71
4.4.30.0070.0214.76
4.4.20.0080.0194.84
4.4.10.0090.0194.85
4.4.00.0210.0764.75
4.3.110.0090.0194.67
4.3.100.0060.0194.66
4.3.90.0080.0174.64
4.3.80.0080.0284.59
4.3.70.0120.0154.62
4.3.60.0070.0184.63
4.3.50.0040.0204.63
4.3.40.0040.0324.54
4.3.30.0040.0213.31
4.3.20.0010.0243.30
4.3.10.0040.0193.26
4.3.00.0070.0237.76

preferences:
50.06 ms | 400 KiB | 5 Q