3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('apple' => '456'); var_dump($obj); var_dump($obj->{'apple'}); // Notice: Undefined property: stdClass::$123 echo $obj->apple; $obj = (object)array('a123' => '456'); var_dump($obj); var_dump($obj->{'a123'}); // Notice: Undefined property: stdClass::$123

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)
8.3.60.0100.00318.31
8.3.50.0140.00722.04
8.3.40.0150.00018.58
8.3.30.0040.01118.92
8.3.20.0040.00420.29
8.3.10.0050.00320.51
8.3.00.0000.00819.38
8.2.180.0230.00316.32
8.2.170.0120.00322.96
8.2.160.0100.00320.38
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00422.20
8.2.110.0100.00022.07
8.2.100.0060.00617.88
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0030.00717.80
8.2.50.0060.00318.07
8.2.40.0030.00619.67
8.2.30.0000.00718.12
8.2.20.0050.00317.75
8.2.10.0070.00017.89
8.2.00.0000.00717.78
8.1.280.0070.01025.92
8.1.270.0040.00422.06
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00024.03
8.1.230.0120.00017.42
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0050.00518.64
8.1.160.0000.00721.86
8.1.150.0050.00218.70
8.1.140.0040.00417.39
8.1.130.0040.00417.80
8.1.120.0030.00417.45
8.1.110.0000.00717.36
8.1.100.0000.00717.45
8.1.90.0000.00717.28
8.1.80.0050.00317.32
8.1.70.0000.00717.30
8.1.60.0040.00417.41
8.1.50.0040.00417.46
8.1.40.0060.00317.46
8.1.30.0060.00317.59
8.1.20.0000.00717.47
8.1.10.0060.00317.44
8.1.00.0040.00417.32
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0070.00017.29
8.0.260.0030.00317.27
8.0.250.0030.00316.88
8.0.240.0030.00517.04
8.0.230.0040.00416.84
8.0.220.0000.00816.79
8.0.210.0070.00016.79
8.0.200.0030.00316.92
8.0.190.0020.00516.85
8.0.180.0080.00016.87
8.0.170.0070.00016.80
8.0.160.0040.00416.89
8.0.150.0000.00716.81
8.0.140.0070.00016.88
8.0.130.0060.00013.41
8.0.120.0040.00416.87
8.0.110.0050.00316.83
8.0.100.0040.00416.91
8.0.90.0050.00316.88
8.0.80.0040.01116.92
8.0.70.0000.00816.93
8.0.60.0000.00717.00
8.0.50.0040.00416.76
8.0.30.0070.01316.91
8.0.20.0110.01017.40
8.0.10.0040.00417.05
8.0.00.0080.01016.76
7.4.330.0050.00015.00
7.4.320.0030.00316.54
7.4.300.0070.00016.51
7.4.290.0000.00716.54
7.4.280.0040.00416.56
7.4.270.0030.00316.41
7.4.260.0030.00316.49
7.4.250.0020.00516.33
7.4.240.0040.00316.49
7.4.230.0070.00016.54
7.4.220.0130.01316.46
7.4.210.0090.00616.56
7.4.200.0070.00016.54
7.4.160.0160.00316.40
7.4.150.0150.00917.40
7.4.140.0090.00817.86
7.4.130.0090.00816.52
7.4.120.0090.01116.54
7.4.110.0130.00316.58
7.4.100.0120.00616.30
7.4.90.0100.00616.61
7.4.80.0110.00719.39
7.4.70.0120.00916.63
7.4.60.0130.00316.38
7.4.50.0050.00216.32
7.4.40.0120.00616.26
7.4.30.0090.00916.46
7.4.00.0000.01215.05
7.3.330.0000.00613.09
7.3.320.0030.00313.05
7.3.310.0070.00016.31
7.3.300.0040.00416.22
7.3.290.0000.01416.19
7.3.280.0090.00816.25
7.3.270.0060.00517.40
7.3.260.0060.01516.39
7.3.250.0110.01016.36
7.3.240.0060.01516.23
7.3.230.0130.00916.39
7.3.210.0030.01416.37
7.3.200.0060.01419.39
7.3.190.0120.00916.07
7.3.180.0000.01616.20
7.3.170.0090.00916.32
7.3.160.0120.00416.33
7.2.330.0050.01116.68
7.2.320.0120.00616.47
7.2.310.0090.01216.46
7.2.300.0070.01016.71
7.2.290.0120.00616.58
7.2.60.0030.00316.60
7.2.00.0090.00918.99
7.1.200.0040.00815.73
7.1.100.0160.00516.02
7.1.70.0000.01016.88
7.1.60.0130.01019.32
7.1.50.0110.01416.73
7.1.00.0030.07722.28
7.0.200.0030.00716.76
7.0.140.0070.07022.21
7.0.60.0170.07319.87
7.0.50.0000.06717.89
7.0.40.0070.08020.05
7.0.30.0300.07320.00
7.0.20.0170.05320.09
7.0.10.0170.09320.09
7.0.00.0030.07320.16
5.6.280.0070.07021.15
5.6.210.0070.04320.56
5.6.200.0230.06318.18
5.6.190.0030.08720.45
5.6.180.0200.04020.50
5.6.170.0170.05720.62
5.6.160.0030.05720.54
5.6.150.0130.07718.14
5.6.140.0170.06718.15
5.6.130.0130.07718.21
5.6.120.0000.05021.13
5.6.110.0070.08720.98
5.6.100.0130.04721.07
5.6.90.0070.07720.97
5.6.80.0200.07020.38
5.6.70.3830.03720.36
5.5.350.0200.07020.46
5.5.340.0070.04017.99
5.5.330.0070.08720.47
5.5.320.0400.04020.32
5.5.310.0170.04720.21
5.5.300.0070.03717.95
5.5.290.0030.04017.95
5.5.280.0100.07320.80
5.5.270.0100.03720.88
5.5.260.0100.06320.95
5.5.250.0000.09020.68
5.5.240.0230.07720.16
5.4.450.0270.05019.46
5.4.440.0330.04719.28
5.4.430.0530.05019.47
5.4.420.0670.00019.51
5.4.410.0630.00019.14
5.4.400.0630.00019.01
5.4.390.0670.00019.08
5.4.380.0730.00018.94
5.4.370.0630.00019.04
5.4.360.0600.00019.07
5.4.350.0670.00019.07
5.4.340.0630.00019.16
5.4.320.0050.03812.46
5.4.310.0040.04012.45
5.4.300.0050.03812.45
5.4.290.0110.03312.45
5.4.280.0060.03612.35
5.4.270.0050.03712.35
5.4.260.0060.03812.35
5.4.250.0040.04012.35
5.4.240.0110.03212.35
5.4.230.0060.03812.34
5.4.220.0050.03712.34
5.4.210.0080.04312.34
5.4.200.0070.03712.34
5.4.190.0050.03712.34
5.4.180.0040.03812.34
5.4.170.0060.03712.35
5.4.160.0090.03312.35
5.4.150.0050.03612.34
5.4.140.0060.03812.02
5.4.130.0070.03412.02
5.4.120.0030.03811.97
5.4.110.0050.03611.96
5.4.100.0070.03411.97
5.4.90.0070.03511.97
5.4.80.0040.03911.96
5.4.70.0110.03011.96
5.4.60.0070.03511.96
5.4.50.0080.03511.96
5.4.40.0060.03611.95
5.4.30.0050.03711.95
5.4.20.0030.03811.95
5.4.10.0070.03311.95
5.4.00.0060.03811.44
5.3.290.0050.04812.80
5.3.280.0050.04612.71
5.3.270.0090.03612.72
5.3.260.0070.03812.72
5.3.250.0090.03412.72
5.3.240.0060.03712.72
5.3.230.0070.03812.71
5.3.220.0060.03812.68
5.3.210.0100.03612.68
5.3.200.0080.03512.68
5.3.190.0070.03712.68
5.3.180.0020.04412.67
5.3.170.0040.04012.67
5.3.160.0090.03412.67
5.3.150.0110.04112.67
5.3.140.0060.03912.66
5.3.130.0070.04212.66
5.3.120.0090.04012.66
5.3.110.0040.04212.66
5.3.100.0040.03912.12
5.3.90.0030.04512.09
5.3.80.0050.03612.08
5.3.70.0050.03712.07
5.3.60.0050.03712.06
5.3.50.0060.03612.00
5.3.40.0070.03612.00
5.3.30.0050.03611.94
5.3.20.0020.03911.73
5.3.10.0050.03511.69
5.3.00.0040.03711.68
5.2.170.0020.0329.18
5.2.160.0050.0289.18
5.2.150.0020.0339.18
5.2.140.0080.0329.18
5.2.130.0060.0299.13
5.2.120.0050.0289.13
5.2.110.0040.0309.14
5.2.100.0050.0299.14
5.2.90.0060.0289.14
5.2.80.0040.0319.14
5.2.70.0030.0329.13
5.2.60.0030.0329.09
5.2.50.0060.0299.06
5.2.40.0060.0279.04
5.2.30.0080.0269.01
5.2.20.0060.0289.00
5.2.10.0060.0318.92
5.2.00.0040.0308.78
5.1.60.0030.0258.06
5.1.50.0070.0228.06
5.1.40.0040.0248.04
5.1.30.0050.0258.39
5.1.20.0050.0268.41
5.1.10.0030.0288.13
5.1.00.0040.0258.14
5.0.50.0030.0216.61
5.0.40.0040.0196.48
5.0.30.0060.0286.29
5.0.20.0040.0196.26
5.0.10.0020.0216.24
5.0.00.0060.0346.23
4.4.90.0030.0154.78
4.4.80.0040.0134.75
4.4.70.0000.0184.76
4.4.60.0040.0144.75
4.4.50.0010.0174.77
4.4.40.0040.0244.71
4.4.30.0050.0134.76
4.4.20.0010.0174.85
4.4.10.0030.0164.85
4.4.00.0020.0254.76
4.3.110.0040.0154.67
4.3.100.0020.0154.66
4.3.90.0040.0144.63
4.3.80.0040.0244.58
4.3.70.0050.0124.63
4.3.60.0000.0184.63
4.3.50.0040.0144.62
4.3.40.0050.0224.54
4.3.30.0020.0163.28
4.3.20.0020.0173.26
4.3.10.0020.0183.22
4.3.00.0130.01713.34

preferences:
41.41 ms | 401 KiB | 5 Q