3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array( ('123a' + 0) => '456'); var_dump($obj); if ( isset($obj->{'123a'})) { echo $obj->{'123a'},"\n"; }

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)
8.3.60.0090.01218.43
8.3.50.0110.00921.28
8.3.40.0090.00618.82
8.3.30.0060.00919.22
8.3.20.0080.00020.22
8.3.10.0040.00423.52
8.3.00.0000.00819.38
8.2.180.0100.01616.88
8.2.170.0050.00922.96
8.2.160.0090.00620.38
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0050.00322.26
8.2.110.0090.00022.07
8.2.100.0080.00417.75
8.2.90.0080.00019.05
8.2.80.0030.00517.97
8.2.70.0000.00817.75
8.2.60.0100.00017.80
8.2.50.0000.00818.07
8.2.40.0040.00419.76
8.2.30.0040.00417.93
8.2.20.0000.00717.80
8.2.10.0050.00318.05
8.2.00.0040.00417.74
8.1.280.0130.00625.92
8.1.270.0050.00322.18
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0080.00023.77
8.1.230.0090.00319.26
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0060.00317.10
8.1.190.0000.00817.11
8.1.180.0080.00018.10
8.1.170.0080.00018.66
8.1.160.0000.00721.94
8.1.150.0040.00418.74
8.1.140.0040.00417.29
8.1.130.0030.00619.54
8.1.120.0000.00817.30
8.1.110.0040.00417.40
8.1.100.0030.00317.41
8.1.90.0040.00317.47
8.1.80.0000.00717.42
8.1.70.0030.00317.42
8.1.60.0040.00417.58
8.1.50.0030.00617.38
8.1.40.0050.00517.44
8.1.30.0000.00817.59
8.1.20.0000.00717.55
8.1.10.0020.00517.58
8.1.00.0050.00317.41
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0030.00318.23
8.0.270.0050.00217.18
8.0.260.0030.00317.19
8.0.250.0030.00316.95
8.0.240.0000.00816.88
8.0.230.0030.00316.93
8.0.220.0030.00616.76
8.0.210.0030.00316.75
8.0.200.0080.00016.95
8.0.190.0040.00416.92
8.0.180.0040.00416.74
8.0.170.0050.00316.76
8.0.160.0000.00717.00
8.0.150.0030.00416.82
8.0.140.0000.00716.75
8.0.130.0050.00013.21
8.0.120.0000.00716.83
8.0.110.0000.00816.90
8.0.100.0040.00416.73
8.0.90.0000.00716.91
8.0.80.0000.02016.83
8.0.70.0070.00016.66
8.0.60.0040.00416.68
8.0.50.0040.00416.80
8.0.30.0120.00716.85
8.0.20.0110.01117.40
8.0.10.0000.00816.93
8.0.00.0130.00616.78
7.4.330.0020.00215.00
7.4.320.0030.00316.48
7.4.300.0030.00316.55
7.4.290.0030.00316.45
7.4.280.0050.00316.50
7.4.270.0000.00716.61
7.4.260.0000.00816.62
7.4.250.0050.00316.51
7.4.240.0020.00516.52
7.4.230.0070.00016.40
7.4.220.0090.01016.68
7.4.210.0120.00616.57
7.4.200.0050.00216.43
7.4.160.0120.00616.38
7.4.150.0070.01017.40
7.4.140.0090.01017.86
7.4.130.0120.00516.57
7.4.120.0100.00716.43
7.4.110.0080.00916.43
7.4.100.0200.00016.59
7.4.90.0070.01016.58
7.4.80.0060.01219.39
7.4.70.0000.01616.50
7.4.60.0000.01516.48
7.4.50.0000.00816.60
7.4.40.0100.00616.54
7.4.30.0030.01416.44
7.4.00.0060.00914.76
7.3.330.0000.00512.98
7.3.320.0050.00013.02
7.3.310.0030.00316.05
7.3.300.0030.00316.11
7.3.290.0100.00316.26
7.3.280.0080.00916.24
7.3.270.0060.01217.40
7.3.260.0140.00316.28
7.3.250.0110.00616.38
7.3.240.0120.00616.59
7.3.230.0130.00416.56
7.3.210.0090.00816.40
7.3.200.0170.00019.39
7.3.190.0090.00916.14
7.3.180.0090.00616.24
7.3.170.0100.00716.28
7.3.160.0140.00316.39
7.2.330.0030.01516.63
7.2.320.0030.01316.60
7.2.310.0040.01416.49
7.2.300.0070.01016.50
7.2.290.0080.01516.29
7.2.60.0080.00416.94
7.2.00.0000.01619.38
7.1.200.0090.00315.50
7.1.100.0060.00917.77
7.1.70.0040.01517.13
7.1.60.0130.01019.11
7.1.50.0100.01316.93
7.1.00.0070.07322.48
7.0.200.0040.00416.55
7.0.140.0030.07322.00
7.0.60.0070.05719.89
7.0.50.0030.04317.85
7.0.40.0100.07020.05
7.0.30.0570.06020.18
7.0.20.0370.07320.41
7.0.10.0200.06020.13
7.0.00.0170.07720.15
5.6.280.0100.06720.89
5.6.210.0030.08320.50
5.6.200.0070.06318.14
5.6.190.0100.07720.41
5.6.180.3800.04020.50
5.6.170.0030.07720.71
5.6.160.0130.07720.51
5.6.150.0030.04018.18
5.6.140.0000.09018.15
5.6.130.0100.07318.21
5.6.120.0030.04321.02
5.6.110.0170.07321.03
5.6.100.0030.04321.02
5.6.90.0070.05021.09
5.6.80.0000.09020.38
5.6.70.4370.03720.49
5.5.350.0300.05020.41
5.5.340.0130.05017.98
5.5.330.0230.06720.43
5.5.320.0230.08320.32
5.5.310.0270.04720.26
5.5.300.0030.04717.97
5.5.290.0070.04017.92
5.5.280.0070.08720.84
5.5.270.0070.05720.86
5.5.260.0100.06720.79
5.5.250.0030.06020.58
5.5.240.0070.06720.05
5.4.450.1300.05719.46
5.4.440.0700.05319.25
5.4.430.0700.04719.56
5.4.420.0770.00019.14
5.4.410.0600.00019.41
5.4.400.0630.00019.01
5.4.390.0600.00019.13
5.4.380.0630.00019.07
5.4.370.0630.00018.99
5.4.360.0630.00019.16
5.4.350.0630.00019.09
5.4.340.0090.03311.97
5.4.320.0040.03712.46
5.4.310.0070.04312.45
5.4.300.0060.03912.46
5.4.290.0070.03712.45
5.4.280.0100.03412.35
5.4.270.0050.03612.35
5.4.260.0050.03712.35
5.4.250.0050.03712.35
5.4.240.0060.03512.35
5.4.230.0040.03712.34
5.4.220.0040.03612.34
5.4.210.0080.03712.34
5.4.200.0100.03712.34
5.4.190.0070.03712.34
5.4.180.0070.03412.34
5.4.170.0060.03612.35
5.4.160.0070.04212.34
5.4.150.0050.03512.34
5.4.140.0070.03412.03
5.4.130.0130.03212.02
5.4.120.0050.03611.97
5.4.110.0060.03811.97
5.4.100.0090.03111.96
5.4.90.0060.03611.96
5.4.80.0050.03711.97
5.4.70.0050.03411.96
5.4.60.0040.03611.96
5.4.50.0060.03411.96
5.4.40.0060.03311.95
5.4.30.0050.03411.95
5.4.20.0100.03111.95
5.4.10.0050.04211.95
5.4.00.0060.04111.44
5.3.290.0060.03912.80
5.3.280.0060.03712.71
5.3.270.0080.03612.72
5.3.260.0090.04212.72
5.3.250.0050.03712.72
5.3.240.0060.03612.72
5.3.230.0050.03712.71
5.3.220.0060.03612.68
5.3.210.0070.03712.68
5.3.200.0070.03512.68
5.3.190.0070.03612.68
5.3.180.0050.03712.68
5.3.170.0090.03612.67
5.3.160.0070.03812.68
5.3.150.0050.03712.68
5.3.140.0120.03012.66
5.3.130.0050.03912.66
5.3.120.0030.04112.66
5.3.110.0060.03912.66
5.3.100.0110.03912.12
5.3.90.0080.03812.09
5.3.80.0070.03412.07
5.3.70.0030.04012.07
5.3.60.0110.03012.07
5.3.50.0050.03612.00
5.3.40.0110.03612.00
5.3.30.0120.03411.94
5.3.20.0110.03811.72
5.3.10.0070.03211.69
5.3.00.0070.03911.67
5.2.170.0050.0349.18
5.2.160.0040.0299.18
5.2.150.0050.0299.18
5.2.140.0050.0299.17
5.2.130.0050.0289.14
5.2.120.0030.0309.14
5.2.110.0060.0279.14
5.2.100.0040.0299.14
5.2.90.0070.0269.14
5.2.80.0060.0289.13
5.2.70.0050.0299.14
5.2.60.0040.0309.09
5.2.50.0050.0309.06
5.2.40.0060.0359.03
5.2.30.0070.0329.01
5.2.20.0040.0368.99
5.2.10.0040.0298.93
5.2.00.0060.0348.78
5.1.60.0050.0238.06
5.1.50.0060.0258.05
5.1.40.0070.0248.04
5.1.30.0030.0278.39
5.1.20.0010.0328.41
5.1.10.0050.0258.14
5.1.00.0030.0268.14
5.0.50.0060.0176.62
5.0.40.0040.0236.47
5.0.30.0000.0346.29
5.0.20.0020.0216.28
5.0.10.0050.0186.26
5.0.00.0040.0296.25
4.4.90.0010.0174.78
4.4.80.0010.0164.76
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0020.0154.77
4.4.40.0030.0254.71
4.4.30.0030.0164.76
4.4.20.0040.0144.84
4.4.10.0030.0154.85
4.4.00.0040.0234.76
4.3.110.0050.0134.67
4.3.100.0030.0144.67
4.3.90.0010.0164.63
4.3.80.0060.0214.58
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0050.0284.54
4.3.30.0050.0133.31
4.3.20.0020.0163.29
4.3.10.0020.0153.25
4.3.00.0130.02312.08

preferences:
39.26 ms | 401 KiB | 5 Q