3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('123' => '456'); var_dump($obj); var_dump($obj->{'123'}); // Notice: Undefined property: stdClass::$123 var_dump($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)
5.4.320.0080.03512.50
5.4.310.0060.03912.50
5.4.300.0040.04012.50
5.4.290.0050.03912.50
5.4.280.0110.03212.39
5.4.270.0150.03512.39
5.4.260.0070.03712.39
5.4.250.0080.04412.39
5.4.240.0070.03912.39
5.4.230.0120.03112.39
5.4.220.0100.03912.38
5.4.210.0040.03912.38
5.4.200.0080.03512.39
5.4.190.0090.03712.38
5.4.180.0080.03812.38
5.4.170.0100.03112.39
5.4.160.0090.03212.39
5.4.150.0090.03312.38
5.4.140.0060.03612.07
5.4.130.0100.03212.05
5.4.120.0110.03012.02
5.4.110.0110.03212.02
5.4.100.0110.03412.02
5.4.90.0080.04112.02
5.4.80.0080.03512.02
5.4.70.0080.03812.01
5.4.60.0070.03312.01
5.4.50.0050.03612.02
5.4.40.0070.03312.00
5.4.30.0050.03612.00
5.4.20.0040.03511.99
5.4.10.0030.03611.99
5.4.00.0090.03511.49
5.3.290.0070.03712.80
5.3.280.0100.03612.71
5.3.270.0070.03712.73
5.3.260.0100.03412.72
5.3.250.0110.03112.72
5.3.240.0060.03612.72
5.3.230.0070.03512.71
5.3.220.0090.03312.68
5.3.210.0100.03312.68
5.3.200.0160.03212.68
5.3.190.0080.03412.68
5.3.180.0050.03612.67
5.3.170.0100.03912.67
5.3.160.0080.04912.67
5.3.150.0110.03212.67
5.3.140.0080.03412.66
5.3.130.0060.03812.66
5.3.120.0060.04412.66
5.3.110.0050.03812.66
5.3.100.0060.03612.12
5.3.90.0070.03412.08
5.3.80.0030.03912.08
5.3.70.0110.03312.07
5.3.60.0070.03812.07
5.3.50.0110.03312.00
5.3.40.0100.03212.00
5.3.30.0100.03711.95
5.3.20.0080.05011.73
5.3.10.0060.03311.70
5.3.00.0040.03811.69
5.2.170.0040.0329.19
5.2.160.0020.0309.18
5.2.150.0080.0319.18
5.2.140.0050.0299.18
5.2.130.0050.0279.14
5.2.120.0060.0259.14
5.2.110.0070.0309.14
5.2.100.0070.0269.14
5.2.90.0080.0289.14
5.2.80.0090.0259.14
5.2.70.0070.0289.14
5.2.60.0040.0309.09
5.2.50.0030.0309.06
5.2.40.0040.0299.04
5.2.30.0090.0259.02
5.2.20.0070.0269.00
5.2.10.0070.0268.92
5.2.00.0060.0278.78
5.1.60.0040.0248.07
5.1.50.0060.0288.07
5.1.40.0060.0228.05
5.1.30.0090.0228.40
5.1.20.0060.0258.42
5.1.10.0040.0268.14
5.1.00.0070.0228.14
5.0.50.0120.0176.62
5.0.40.0030.0196.48
5.0.30.0040.0306.30
5.0.20.0080.0156.27
5.0.10.0030.0206.25
5.0.00.0030.0316.23
4.4.90.0040.0174.78
4.4.80.0020.0164.76
4.4.70.0040.0144.75
4.4.60.0030.0194.75
4.4.50.0000.0224.77
4.4.40.0040.0234.70
4.4.30.0040.0134.76
4.4.20.0040.0174.84
4.4.10.0050.0134.85
4.4.00.0040.0234.75
4.3.110.0020.0164.67
4.3.100.0030.0154.66
4.3.90.0040.0134.64
4.3.80.0020.0254.58
4.3.70.0000.0174.63
4.3.60.0020.0154.63
4.3.50.0020.0164.62
4.3.40.0020.0254.54
4.3.30.0000.0183.28
4.3.20.0030.0163.27
4.3.10.0010.0163.22
4.3.00.0300.02713.34

preferences:
133.67 ms | 1394 KiB | 7 Q