3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('123' => '456'); print_r($obj); echo $obj->{'123'},"\n"; if (!property_exists($obj,'123')) echo 'property 123 does not exist',"\n"; if (is_null($obj->{'123'}) echo 'property 123 is null',"\n"; if (!is_null($obj->{123}) echo 'property 123 is not null',"\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)
5.4.340.0080.03512.02
5.4.320.0040.03812.50
5.4.310.0090.03912.50
5.4.300.0080.03612.50
5.4.290.0040.04112.50
5.4.280.0070.03412.39
5.4.270.0100.04212.39
5.4.260.0070.03612.39
5.4.250.0070.03512.39
5.4.240.0040.03712.39
5.4.230.0070.03612.39
5.4.220.0080.03312.39
5.4.210.0070.03312.39
5.4.200.0070.03512.39
5.4.190.0030.03812.38
5.4.180.0070.03412.38
5.4.170.0050.03612.39
5.4.160.0080.03912.38
5.4.150.0060.04412.38
5.4.140.0070.04212.07
5.4.130.0070.03512.05
5.4.120.0060.03512.02
5.4.110.0050.03612.01
5.4.100.0080.03312.01
5.4.90.0040.03912.01
5.4.80.0030.03812.01
5.4.70.0070.03412.02
5.4.60.0030.03612.01
5.4.50.0080.03412.01
5.4.40.0070.04712.00
5.4.30.0040.03612.00
5.4.20.0050.03511.99
5.4.10.0060.03312.00
5.4.00.0070.03411.49
5.3.290.0020.04212.80
5.3.280.0050.03812.71
5.3.270.0030.04112.72
5.3.260.0100.03912.71
5.3.250.0070.03812.72
5.3.240.0080.03412.72
5.3.230.0060.03612.71
5.3.220.0050.03712.68
5.3.210.0060.04112.68
5.3.200.0060.04312.68
5.3.190.0050.03712.68
5.3.180.0070.03412.67
5.3.170.0070.03412.67
5.3.160.0040.03912.68
5.3.150.0040.03712.67
5.3.140.0040.03612.66
5.3.130.0070.03612.66
5.3.120.0050.03812.66
5.3.110.0070.03612.66
5.3.100.0070.03512.12
5.3.90.0050.03712.08
5.3.80.0050.03612.07
5.3.70.0080.03312.07
5.3.60.0040.03712.06
5.3.50.0060.03512.00
5.3.40.0040.03812.00
5.3.30.0120.03611.95
5.3.20.0080.03311.73
5.3.10.0040.03611.70
5.3.00.0080.03311.69
5.2.170.0040.0309.18
5.2.160.0050.0399.18
5.2.150.0080.0349.19
5.2.140.0030.0449.18
5.2.130.0050.0309.14
5.2.120.0030.0299.14
5.2.110.0050.0319.15
5.2.100.0040.0279.15
5.2.90.0060.0299.14
5.2.80.0030.0329.14
5.2.70.0040.0309.14
5.2.60.0070.0339.09
5.2.50.0070.0279.06
5.2.40.0060.0269.04
5.2.30.0070.0269.02
5.2.20.0070.0359.00
5.2.10.0010.0308.92
5.2.00.0070.0378.79
5.1.60.0060.0308.07
5.1.50.0040.0348.07
5.1.40.0050.0228.05
5.1.30.0050.0298.40
5.1.20.0050.0258.42
5.1.10.0040.0258.15
5.1.00.0020.0278.14
5.0.50.0020.0216.63
5.0.40.0050.0176.48
5.0.30.0030.0306.30
5.0.20.0020.0206.26
5.0.10.0030.0196.24
5.0.00.0010.0326.24
4.4.90.0060.0114.77
4.4.80.0010.0164.75
4.4.70.0040.0134.76
4.4.60.0020.0164.76
4.4.50.0020.0154.77
4.4.40.0050.0274.70
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0040.0144.85
4.4.00.0050.0234.76
4.3.110.0030.0154.67
4.3.100.0040.0134.67
4.3.90.0040.0134.63
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0030.0234.53
4.3.30.0010.0163.29
4.3.20.0000.0173.27
4.3.10.0010.0163.22
4.3.00.0170.0237.20

preferences:
143.68 ms | 1394 KiB | 7 Q