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; $obj = (object)array('123' => '456'); var_dump($obj); var_dump($obj->{'123'}); // Notice: Undefined property: stdClass::$123 echo $obj->['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)
5.4.320.0060.03712.50
5.4.310.0050.04012.50
5.4.300.0050.03712.50
5.4.290.0060.03812.50
5.4.280.0050.03512.39
5.4.270.0070.03612.39
5.4.260.0030.04112.39
5.4.250.0080.03612.39
5.4.240.0060.03612.39
5.4.230.0060.03812.38
5.4.220.0060.03612.39
5.4.210.0060.03612.39
5.4.200.0060.03712.39
5.4.190.0090.03312.38
5.4.180.0040.03912.38
5.4.170.0040.03912.39
5.4.160.0080.03412.39
5.4.150.0050.03712.38
5.4.140.0040.03912.07
5.4.130.0070.03512.05
5.4.120.0060.04012.02
5.4.110.0120.05212.02
5.4.100.0080.03612.01
5.4.90.0030.04212.02
5.4.80.0040.03912.01
5.4.70.0060.03412.01
5.4.60.0080.03412.01
5.4.50.0050.03812.01
5.4.40.0070.03312.00
5.4.30.0060.03511.99
5.4.20.0040.03811.99
5.4.10.0080.03312.00
5.4.00.0070.03411.49
5.3.290.0060.03912.80
5.3.280.0070.03612.71
5.3.270.0050.04012.72
5.3.260.0070.03912.72
5.3.250.0070.03612.71
5.3.240.0090.03412.72
5.3.230.0090.03412.71
5.3.220.0070.03612.68
5.3.210.0080.03612.68
5.3.200.0040.03912.68
5.3.190.0090.03612.67
5.3.180.0050.03812.67
5.3.170.0070.03712.67
5.3.160.0060.03712.67
5.3.150.0090.04912.67
5.3.140.0090.04412.66
5.3.130.0100.03712.66
5.3.120.0060.04012.66
5.3.110.0080.04612.66
5.3.100.0080.03412.12
5.3.90.0050.03712.08
5.3.80.0050.03712.07
5.3.70.0050.03912.08
5.3.60.0050.03712.06
5.3.50.0070.03512.00
5.3.40.0050.03712.00
5.3.30.0060.03411.95
5.3.20.0060.04011.73
5.3.10.0030.03711.70
5.3.00.0070.03611.69
5.2.170.0060.0299.18
5.2.160.0060.0289.18
5.2.150.0050.0319.19
5.2.140.0080.0319.18
5.2.130.0040.0409.14
5.2.120.0050.0299.14
5.2.110.0060.0289.15
5.2.100.0080.0319.14
5.2.90.0040.0309.14
5.2.80.0070.0289.13
5.2.70.0070.0289.14
5.2.60.0040.0309.09
5.2.50.0080.0279.06
5.2.40.0030.0309.04
5.2.30.0100.0259.02
5.2.20.0070.0329.01
5.2.10.0110.0328.93
5.2.00.0060.0318.79
5.1.60.0100.0308.07
5.1.50.0030.0338.06
5.1.40.0050.0248.05
5.1.30.0020.0418.40
5.1.20.0020.0368.42
5.1.10.0010.0298.14
5.1.00.0020.0278.14
5.0.50.0030.0226.63
5.0.40.0060.0186.48
5.0.30.0030.0336.29
5.0.20.0020.0216.27
5.0.10.0060.0266.25
5.0.00.0060.0366.23
4.4.90.0000.0184.77
4.4.80.0040.0144.76
4.4.70.0030.0154.75
4.4.60.0050.0204.75
4.4.50.0040.0144.77
4.4.40.0030.0264.70
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0000.0184.67
4.3.100.0010.0164.66
4.3.90.0010.0164.63
4.3.80.0020.0254.58
4.3.70.0050.0124.63
4.3.60.0030.0144.63
4.3.50.0020.0194.63
4.3.40.0020.0244.53
4.3.30.0010.0183.29
4.3.20.0000.0183.27
4.3.10.0030.0143.22
4.3.00.0000.01713.34

preferences:
142.97 ms | 1394 KiB | 7 Q