3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{'123'} = '456'; print_r($obj); echo 'Via Key {\'123\'} -- not a Property: ' . $obj->{'123'},"\n"; $obj->{'a123'} = $obj->{'123'}; print_r($obj); echo 'Via Property a123 which is Key: ' . $obj->a123,"\n"; $obj->a[] = $obj->{'123'}; $obj->a[] = $obj->{'a123'}; var_dump($obj); echo 'Via Property "a" and index 1: ' . $obj->a[1],"\n"; // contrast: $obj = (object)array('123' => '456'); print_r($obj); echo $obj->{'123'},"\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)
8.3.60.0070.00718.55
8.3.50.0140.00721.94
8.3.40.0110.01118.79
8.3.30.0110.00318.81
8.3.20.0040.00420.04
8.3.10.0090.00020.62
8.3.00.0040.00419.38
8.2.180.0090.00916.48
8.2.170.0140.00422.96
8.2.160.0090.00619.16
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00322.09
8.2.110.0060.00322.04
8.2.100.0080.00418.34
8.2.90.0000.00719.17
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0000.00917.93
8.2.50.0080.00018.07
8.2.40.0040.00419.73
8.2.30.0060.00317.99
8.2.20.0000.00717.67
8.2.10.0000.00717.98
8.2.00.0040.00417.72
8.1.280.0140.00725.92
8.1.270.0030.00622.23
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0100.00022.20
8.1.230.0070.00419.25
8.1.220.0000.00817.76
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00917.35
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0070.00021.93
8.1.150.0040.00418.76
8.1.140.0000.00717.32
8.1.130.0070.00017.84
8.1.120.0000.00717.35
8.1.110.0080.00017.44
8.1.100.0050.00217.45
8.1.90.0070.00017.40
8.1.80.0070.00017.44
8.1.70.0070.00017.30
8.1.60.0030.00617.48
8.1.50.0000.00817.41
8.1.40.0000.00917.43
8.1.30.0040.00417.43
8.1.20.0000.00817.59
8.1.10.0040.00417.44
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.48
8.0.270.0000.00717.11
8.0.260.0000.00717.24
8.0.250.0000.00716.96
8.0.240.0030.00317.05
8.0.230.0070.00017.04
8.0.220.0030.00316.93
8.0.210.0080.00316.83
8.0.200.0000.00717.00
8.0.190.0040.00417.01
8.0.180.0080.00016.86
8.0.170.0090.00016.86
8.0.160.0020.00517.03
8.0.150.0000.00716.95
8.0.140.0030.00516.88
8.0.130.0030.00313.46
8.0.120.0040.00416.81
8.0.110.0040.00416.75
8.0.100.0040.00416.87
8.0.90.0070.00016.84
8.0.80.0060.01016.87
8.0.70.0000.00816.94
8.0.60.0000.00716.87
8.0.50.0000.00716.79
8.0.30.0120.00917.04
8.0.20.0120.01217.40
8.0.10.0070.00017.04
8.0.00.0060.01116.64
7.4.330.0000.00515.00
7.4.320.0060.00016.44
7.4.300.0030.00316.59
7.4.290.0000.00716.57
7.4.280.0160.00016.43
7.4.270.0000.00716.55
7.4.260.0080.00016.34
7.4.250.0000.00816.41
7.4.240.0000.00716.56
7.4.230.0030.00516.25
7.4.220.0110.00616.48
7.4.210.0070.01016.56
7.4.200.0030.00516.64
7.4.160.0130.00716.39
7.4.150.0130.00617.40
7.4.140.0090.01117.86
7.4.130.0120.00416.53
7.4.120.0070.01116.47
7.4.110.0100.00616.41
7.4.100.0070.01116.34
7.4.90.0110.00716.45
7.4.80.0090.00819.39
7.4.70.0060.01216.48
7.4.60.0060.01016.38
7.4.50.0030.00616.60
7.4.40.0120.00816.50
7.4.30.0070.01016.51
7.4.00.0030.01414.86
7.3.330.0050.00013.07
7.3.320.0000.00513.21
7.3.310.0000.00716.41
7.3.300.0000.00716.23
7.3.290.0070.00716.37
7.3.280.0100.00716.31
7.3.270.0070.01117.40
7.3.260.0100.00616.16
7.3.250.0100.00916.46
7.3.240.0120.00616.24
7.3.230.0080.00816.39
7.3.210.0090.00916.39
7.3.200.0070.01119.39
7.3.190.0070.01016.35
7.3.180.0040.01216.29
7.3.170.0100.00716.47
7.3.160.0060.01016.39
7.2.330.0100.00716.88
7.2.320.0160.00416.59
7.2.310.0180.00016.41
7.2.300.0040.01216.77
7.2.290.0070.01016.46
7.2.60.0030.01316.70
7.2.00.0120.00619.47
7.1.200.0030.00715.66
7.1.100.0050.00518.13
7.1.70.0050.00217.10
7.1.60.0040.01119.32
7.1.50.0070.01516.85
7.1.00.0000.07722.28
7.0.200.0230.01014.91
7.0.140.0030.07721.95
7.0.60.0070.06019.98
7.0.50.0100.07717.86
7.0.40.0070.04020.11
7.0.30.0130.04320.21
7.0.20.0330.06320.07
7.0.10.0070.04020.33
7.0.00.0030.05320.25
5.6.280.0170.06021.15
5.6.210.0070.08720.50
5.6.200.0130.08018.16
5.6.190.0030.06320.57
5.6.180.0430.08020.48
5.6.170.0370.07020.50
5.6.160.0030.06320.43
5.6.150.0130.07018.17
5.6.140.0070.07718.18
5.6.130.0170.04018.22
5.6.120.0030.07320.92
5.6.110.0100.08020.95
5.6.100.0030.04020.88
5.6.90.0070.06321.10
5.6.80.0170.07020.49
5.5.350.0170.08020.42
5.5.340.0100.07717.92
5.5.330.0130.06320.44
5.5.320.0470.06020.28
5.5.310.0370.06720.34
5.5.300.0070.04718.06
5.5.290.0100.07717.96
5.5.280.0030.07020.87
5.5.270.0070.05020.77
5.5.260.0100.08020.84
5.5.250.0070.07720.68
5.5.240.0230.06320.27
5.4.450.0670.05019.52
5.4.440.0300.05019.64
5.4.430.0330.02319.40
5.4.420.0630.00019.45
5.4.410.0630.00019.44
5.4.400.0700.00019.34
5.4.390.0600.00019.07
5.4.380.0630.00018.99
5.4.370.0830.00019.25
5.4.360.0600.00019.07
5.4.350.0630.00019.21
5.4.340.0600.00019.11
5.4.320.0050.04212.48
5.4.310.0050.04412.48
5.4.300.0060.03712.48
5.4.290.0100.03412.48
5.4.280.0090.03112.38
5.4.270.0070.03512.38
5.4.260.0070.03612.38
5.4.250.0050.03812.38
5.4.240.0040.03812.38
5.4.230.0090.03512.37
5.4.220.0050.03712.37
5.4.210.0070.03812.37
5.4.200.0060.03712.37
5.4.190.0040.03812.36
5.4.180.0060.03512.36
5.4.170.0110.05012.38
5.4.160.0060.03712.38
5.4.150.0080.03412.37
5.4.140.0030.04212.05
5.4.130.0050.03812.04
5.4.120.0030.03812.00
5.4.110.0090.03912.00
5.4.100.0050.03712.00
5.4.90.0050.03712.00
5.4.80.0010.04112.00
5.4.70.0030.03611.99
5.4.60.0070.03311.99
5.4.50.0070.03511.99
5.4.40.0050.03411.98
5.4.30.0060.04011.98
5.4.20.0080.03311.98
5.4.10.0080.03411.98
5.4.00.0080.03611.47
5.3.290.0050.03912.80
5.3.280.0040.04212.70
5.3.270.0060.04212.72
5.3.260.0100.03512.72
5.3.250.0020.04212.72
5.3.240.0070.04312.72
5.3.230.0100.03312.71
5.3.220.0100.03412.68
5.3.210.0040.04512.68
5.3.200.0050.04412.68
5.3.190.0060.03712.68
5.3.180.0070.03512.67
5.3.170.0080.03512.67
5.3.160.0060.03812.68
5.3.150.0050.03812.67
5.3.140.0060.03712.66
5.3.130.0080.03612.66
5.3.120.0060.04212.66
5.3.110.0060.03812.66
5.3.100.0040.03812.12
5.3.90.0090.03312.09
5.3.80.0040.03912.08
5.3.70.0040.03712.08
5.3.60.0060.03612.07
5.3.50.0050.03812.01
5.3.40.0040.03912.01
5.3.30.0080.03411.97
5.3.20.0060.04011.75
5.3.10.0080.03211.71
5.3.00.0050.03711.70
5.2.170.0040.0319.21
5.2.160.0050.0299.21
5.2.150.0030.0329.21
5.2.140.0030.0329.20
5.2.130.0050.0289.17
5.2.120.0060.0279.16
5.2.110.0060.0289.17
5.2.100.0040.0299.16
5.2.90.0100.0249.17
5.2.80.0040.0319.16
5.2.70.0040.0319.16
5.2.60.0090.0249.11
5.2.50.0060.0279.09
5.2.40.0060.0309.06
5.2.30.0090.0259.04
5.2.20.0060.0279.03
5.2.10.0050.0298.93
5.2.00.0040.0298.79
5.1.60.0060.0228.06
5.1.50.0030.0258.06
5.1.40.0020.0268.04
5.1.30.0030.0278.39
5.1.20.0040.0268.41
5.1.10.0040.0268.14
5.1.00.0070.0228.14
5.0.50.0080.0166.63
5.0.40.0030.0206.49
5.0.30.0060.0286.30
5.0.20.0030.0196.27
5.0.10.0040.0196.25
5.0.00.0040.0306.24
4.4.90.0020.0164.78
4.4.80.0030.0174.75
4.4.70.0020.0164.76
4.4.60.0040.0144.75
4.4.50.0010.0174.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0020.0164.85
4.4.10.0020.0164.85
4.4.00.0020.0264.76
4.3.110.0030.0154.67
4.3.100.0030.0154.66
4.3.90.0040.0134.64
4.3.80.0050.0224.59
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0040.0224.54
4.3.30.0030.0153.29
4.3.20.0030.0183.26
4.3.10.0020.0173.22
4.3.00.0070.01313.34

preferences:
41.42 ms | 401 KiB | 5 Q