3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new stdclass(); unset($a->foo->bar->baz); var_dump($a);

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)
8.3.70.0210.00016.58
8.3.60.0120.00318.36
8.3.50.0130.00521.93
8.3.40.0110.00318.76
8.3.30.0110.00319.14
8.3.20.0070.00020.34
8.3.10.0040.00423.52
8.3.00.0060.00318.95
8.2.180.0090.00918.41
8.2.170.0040.01122.96
8.2.160.0060.00920.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00020.77
8.2.110.0060.00321.04
8.2.100.0090.00319.39
8.2.90.0000.00819.22
8.2.80.0000.00817.97
8.2.70.0030.00517.38
8.2.60.0030.00518.04
8.2.50.0050.00318.07
8.2.40.0030.00519.82
8.2.30.0040.00418.18
8.2.20.0000.00817.62
8.2.10.0000.00717.88
8.2.00.0000.00817.60
8.1.280.0100.00325.92
8.1.270.0030.00623.96
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0040.00422.19
8.1.230.0080.00419.08
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0000.00917.35
8.1.190.0050.00317.00
8.1.180.0050.00518.10
8.1.170.0000.01018.57
8.1.160.0040.00421.86
8.1.150.0040.00418.57
8.1.140.0070.00017.34
8.1.130.0000.00717.74
8.1.120.0000.00817.35
8.1.110.0040.00417.28
8.1.100.0030.00517.36
8.1.90.0000.00717.39
8.1.80.0030.00517.33
8.1.70.0040.00417.33
8.1.60.0040.00417.50
8.1.50.0040.00417.53
8.1.40.0040.00417.36
8.1.30.0080.00017.57
8.1.20.0050.00317.47
8.1.10.0000.00717.58
8.1.00.0040.00417.41
8.0.300.0000.00718.77
8.0.290.0040.00417.05
8.0.280.0000.00818.31
8.0.270.0080.00017.26
8.0.260.0060.00017.24
8.0.250.0000.00716.85
8.0.240.0070.00016.91
8.0.230.0000.00616.88
8.0.220.0070.00016.91
8.0.210.0000.00816.87
8.0.200.0000.00616.94
8.0.190.0080.00016.95
8.0.180.0030.00516.95
8.0.170.0000.00816.95
8.0.160.0000.00716.96
8.0.150.0070.00316.91
8.0.140.0030.00916.84
8.0.130.0000.00613.30
8.0.120.0030.00616.78
8.0.110.0000.00716.89
8.0.100.0040.00416.68
8.0.90.0000.00716.77
8.0.80.0070.01416.92
8.0.70.0070.00016.92
8.0.60.0030.00516.88
8.0.50.0000.00716.81
8.0.30.0160.00316.98
8.0.20.0110.00717.40
8.0.10.0000.00717.11
8.0.00.0120.00716.86
7.4.330.0000.00715.02
7.4.320.0030.00316.45
7.4.300.0030.00316.53
7.4.290.0030.00516.54
7.4.280.0030.00416.34
7.4.270.0070.00016.54
7.4.260.0000.00716.51
7.4.250.0070.00016.50
7.4.240.0060.00116.49
7.4.230.0040.00416.41
7.4.220.0110.01116.57
7.4.210.0090.00616.53
7.4.200.0040.00416.55
7.4.190.0070.00016.49
7.4.160.0120.00516.44
7.4.150.0130.00317.40
7.4.140.0140.00817.86
7.4.130.0120.00416.55
7.4.120.0100.00716.36
7.4.110.0070.01016.39
7.4.100.0090.00916.37
7.4.90.0120.00616.24
7.4.80.0120.01219.39
7.4.70.0180.01016.62
7.4.60.0100.00816.48
7.4.50.0000.00516.40
7.4.40.0110.00616.66
7.4.30.0100.01016.67
7.4.00.0090.00614.59
7.3.330.0000.00513.13
7.3.320.0000.00513.04
7.3.310.0070.00016.29
7.3.300.0030.00316.25
7.3.290.0110.00916.18
7.3.280.0100.00616.17
7.3.270.0120.00617.40
7.3.260.0100.01016.52
7.3.250.0100.01116.38
7.3.240.0070.01016.42
7.3.230.0040.01616.39
7.3.210.0080.00816.30
7.3.200.0090.00919.39
7.3.190.0100.01116.44
7.3.180.0080.00816.34
7.3.170.0030.01716.45
7.3.160.0080.00816.23
7.3.120.0100.00314.44
7.2.330.0090.00916.60
7.2.320.0130.00416.52
7.2.310.0060.01216.45
7.2.300.0070.01316.57
7.2.290.0110.00716.47
7.2.00.0060.00619.16
7.1.100.0180.00017.73
7.1.70.0030.00716.90
7.1.60.0110.00719.46
7.1.50.0260.01034.59
7.1.00.0030.07722.39
7.0.200.0120.00316.77
7.0.140.0100.06322.00
7.0.60.0030.08319.95
7.0.50.0100.03717.88
7.0.40.0030.05720.20
7.0.30.0270.05020.00
7.0.20.0200.04720.30
7.0.10.0170.07320.18
7.0.00.0070.08320.13
5.6.280.0070.06720.79
5.6.210.0130.08020.52
5.6.200.0170.07718.11
5.6.190.0130.08020.57
5.6.180.0030.07320.57
5.6.170.0270.07720.33
5.6.160.0130.06020.51
5.6.150.0100.08018.08
5.6.140.0100.07718.18
5.6.130.0100.07318.18
5.6.120.0000.06721.09
5.6.110.0270.03721.08
5.6.100.0030.06021.10
5.6.90.0000.05021.13
5.6.80.0000.07020.40
5.5.350.0000.07720.44
5.5.340.0000.09317.93
5.5.330.0000.04320.36
5.5.320.0330.07720.18
5.5.310.0270.04720.29
5.5.300.0000.08318.02
5.5.290.0070.05317.91
5.5.280.0070.08320.87
5.5.270.0030.04020.83
5.5.260.0230.06720.86
5.5.250.0200.04320.58
5.5.240.0030.06720.23
5.4.450.0730.05019.48
5.4.440.0770.04719.66
5.4.430.1170.05719.24
5.4.420.1000.06719.63
5.4.410.1000.06019.41
5.4.400.0930.05019.12
5.4.390.0870.07319.04
5.4.380.0030.05718.67
5.4.370.0100.05718.48
5.4.360.0100.05718.72
5.4.350.0230.04318.73
5.4.340.0070.05018.77
5.4.320.0050.04112.46
5.4.310.0060.03812.45
5.4.300.0120.05612.46
5.4.290.0130.05112.45
5.4.280.0150.05412.35
5.4.270.0100.05212.35
5.4.260.0130.05312.35
5.4.250.0090.05012.35
5.4.240.0090.04612.35
5.4.230.0080.04812.34
5.4.220.0070.04412.34
5.4.210.0080.04212.34
5.4.200.0080.04012.34
5.4.190.0090.03612.34
5.4.180.0040.04212.34
5.4.170.0040.04212.35
5.4.160.0050.03912.34
5.4.150.0100.03412.34
5.4.140.0050.03912.02
5.4.130.0040.03912.02
5.4.120.0080.03511.97
5.4.110.0060.03711.96
5.4.100.0070.03911.97
5.4.90.0040.05611.97
5.4.80.0090.05111.97
5.4.70.0080.04911.96
5.4.60.0070.05111.96
5.4.50.0090.05011.96
5.4.40.0090.05811.95
5.4.30.0140.05911.95
5.4.20.0090.04911.95
5.4.10.0100.05711.95
5.4.00.0060.05711.44
5.3.290.0060.04112.80
5.3.280.0080.05712.71
5.3.270.0130.05912.72
5.3.260.0100.06012.72
5.3.250.0110.07612.71
5.3.240.0110.07112.71
5.3.230.0140.07312.71
5.3.220.0140.06912.68
5.3.210.0150.06412.68
5.3.200.0090.03612.68
5.3.190.0080.03812.68
5.3.180.0100.04812.67
5.3.170.0070.04012.66
5.3.160.0110.04612.67
5.3.150.0130.06612.67
5.3.140.0070.04612.66
5.3.130.0040.04712.66
5.3.120.0100.04612.66
5.3.110.0050.04612.65
5.3.100.0090.04412.12
5.3.90.0140.04912.08
5.3.80.0110.04512.07
5.3.70.0090.04712.07
5.3.60.0070.05112.06
5.3.50.0120.05412.00
5.3.40.0040.05412.00
5.3.30.0050.05311.94
5.3.20.0070.04911.72
5.3.10.0120.04611.69
5.3.00.0090.07211.68
5.2.170.0130.0579.17
5.2.160.0140.0689.18
5.2.150.0060.0379.18
5.2.140.0070.0409.18
5.2.130.0080.0399.14
5.2.120.0080.0389.14
5.2.110.0030.0369.14
5.2.100.0060.0359.14
5.2.90.0040.0349.13
5.2.80.0040.0339.13
5.2.70.0070.0319.13
5.2.60.0040.0339.08
5.2.50.0070.0299.06
5.2.40.0050.0309.03
5.2.30.0050.0329.01
5.2.20.0080.0288.99
5.2.10.0090.0288.92
5.2.00.0070.0428.77
5.1.60.0060.0268.06
5.1.50.0070.0238.05
5.1.40.0080.0248.04
5.1.30.0060.0258.39
5.1.20.0070.0298.40
5.1.10.0020.0298.14
5.1.00.0060.0258.14
5.0.50.0030.0216.61
5.0.40.0010.0216.47
5.0.30.0050.0286.29
5.0.20.0040.0186.26
5.0.10.0040.0216.23
5.0.00.0030.0336.23
4.4.90.0040.0164.78
4.4.80.0050.0144.76
4.4.70.0030.0174.76
4.4.60.0030.0164.75
4.4.50.0020.0174.77
4.4.40.0040.0254.71
4.4.30.0030.0164.76
4.4.20.0040.0154.84
4.4.10.0020.0164.85
4.4.00.0040.0244.76
4.3.110.0020.0174.67
4.3.100.0000.0214.66
4.3.90.0050.0144.63
4.3.80.0030.0294.58
4.3.70.0020.0224.63
4.3.60.0020.0174.63
4.3.50.0030.0154.63
4.3.40.0000.0264.54
4.3.30.0020.0163.28
4.3.20.0040.0223.25
4.3.10.0010.0193.21
4.3.00.0130.0208.39

preferences:
52.81 ms | 401 KiB | 5 Q