3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array(array('123' => '456')); var_dump($obj); echo $obj->[0];

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)
5.4.320.0090.03312.50
5.4.310.0030.04212.50
5.4.300.0070.03612.50
5.4.290.0040.03912.49
5.4.280.0030.03812.39
5.4.270.0050.03712.39
5.4.260.0080.03512.39
5.4.250.0080.03512.39
5.4.240.0040.03812.39
5.4.230.0060.04812.38
5.4.220.0080.03812.39
5.4.210.0040.04612.39
5.4.200.0070.04512.38
5.4.190.0060.04012.38
5.4.180.0080.03712.38
5.4.170.0060.03612.39
5.4.160.0070.04012.38
5.4.150.0050.03912.38
5.4.140.0060.04012.07
5.4.130.0070.03412.05
5.4.120.0040.03712.02
5.4.110.0050.03612.01
5.4.100.0060.03512.01
5.4.90.0070.03512.01
5.4.80.0050.03712.02
5.4.70.0030.03712.01
5.4.60.0030.03812.01
5.4.50.0070.03712.01
5.4.40.0040.03712.00
5.4.30.0050.03611.99
5.4.20.0060.03511.99
5.4.10.0070.03312.00
5.4.00.0060.03611.49
5.3.290.0060.03912.80
5.3.280.0070.03612.71
5.3.270.0100.04512.72
5.3.260.0050.04212.72
5.3.250.0090.03612.72
5.3.240.0060.04712.72
5.3.230.0070.03812.71
5.3.220.0050.03912.68
5.3.210.0080.03712.68
5.3.200.0060.03812.68
5.3.190.0030.04112.67
5.3.180.0070.03612.67
5.3.170.0030.03912.67
5.3.160.0060.03712.68
5.3.150.0050.04012.68
5.3.140.0040.03812.66
5.3.130.0060.03812.66
5.3.120.0060.03912.66
5.3.110.0030.04312.66
5.3.100.0110.03312.12
5.3.90.0070.03712.08
5.3.80.0040.03712.07
5.3.70.0080.03412.07
5.3.60.0020.04412.06
5.3.50.0040.04212.00
5.3.40.0070.04112.00
5.3.30.0050.03611.95
5.3.20.0080.03311.72
5.3.10.0090.03111.70
5.3.00.0050.03711.68
5.2.170.0080.0279.18
5.2.160.0050.0299.18
5.2.150.0040.0319.18
5.2.140.0050.0309.18
5.2.130.0040.0309.14
5.2.120.0080.0249.14
5.2.110.0030.0299.14
5.2.100.0020.0309.14
5.2.90.0060.0279.14
5.2.80.0030.0379.14
5.2.70.0060.0289.14
5.2.60.0050.0309.09
5.2.50.0060.0289.06
5.2.40.0050.0289.04
5.2.30.0040.0299.01
5.2.20.0020.0369.00
5.2.10.0040.0358.93
5.2.00.0040.0318.78
5.1.60.0040.0248.07
5.1.50.0010.0288.07
5.1.40.0020.0278.04
5.1.30.0040.0268.40
5.1.20.0050.0268.42
5.1.10.0040.0338.14
5.1.00.0010.0288.14
5.0.50.0020.0226.62
5.0.40.0040.0186.48
5.0.30.0030.0316.29
5.0.20.0020.0216.26
5.0.10.0030.0206.24
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0040.0144.75
4.4.70.0020.0164.75
4.4.60.0050.0164.75
4.4.50.0020.0164.77
4.4.40.0020.0264.70
4.4.30.0040.0144.76
4.4.20.0030.0154.84
4.4.10.0030.0154.85
4.4.00.0030.0254.75
4.3.110.0010.0174.67
4.3.100.0040.0144.66
4.3.90.0030.0144.63
4.3.80.0030.0244.59
4.3.70.0020.0154.63
4.3.60.0010.0164.63
4.3.50.0010.0174.63
4.3.40.0030.0244.54
4.3.30.0020.0183.29
4.3.20.0010.0173.27
4.3.10.0010.0163.22
4.3.00.0000.01313.34

preferences:
141.85 ms | 1394 KiB | 7 Q