3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('fname'=>'Buck','mname'=>'Jerry','lname'=>'Tomas'); $aO = new ArrayObject($array); $aO2 = new ArrayObject($array); echo $aO == $aO2; echo "\n",$aO === $aO2 ? 'true' : 'false'; echo "\n", $aO["fname"]; echo "\n" $aO["fname"] === $aO2["fname"];

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)
5.4.320.0100.03812.50
5.4.310.0070.04112.49
5.4.300.0070.04212.50
5.4.290.0070.03812.50
5.4.280.0070.03312.39
5.4.270.0110.04012.39
5.4.260.0060.04412.39
5.4.250.0090.04112.39
5.4.240.0060.03612.39
5.4.230.0060.03812.38
5.4.220.0070.03412.39
5.4.210.0050.03612.38
5.4.200.0050.03912.39
5.4.190.0050.03612.38
5.4.180.0140.03112.38
5.4.170.0110.04512.39
5.4.160.0210.03012.38
5.4.150.0080.03312.38
5.4.140.0030.03912.07
5.4.130.0080.03212.05
5.4.120.0030.03812.02
5.4.110.0050.04212.02
5.4.100.0020.03812.02
5.4.90.0030.03912.01
5.4.80.0050.03812.02
5.4.70.0060.03412.01
5.4.60.0060.03612.01
5.4.50.0030.04112.02
5.4.40.0080.03912.00
5.4.30.0050.03712.00
5.4.20.0130.04611.99
5.4.10.0070.05112.00
5.4.00.0140.03411.49
5.3.290.0050.04012.80
5.3.280.0040.03912.71
5.3.270.0100.03912.72
5.3.260.0060.04112.71
5.3.250.0150.03412.72
5.3.240.0040.03912.72
5.3.230.0080.03912.71
5.3.220.0090.03512.68
5.3.210.0070.03812.68
5.3.200.0060.04212.68
5.3.190.0040.03912.68
5.3.180.0110.03212.67
5.3.170.0050.04112.66
5.3.160.0080.04012.68
5.3.150.0080.03512.67
5.3.140.0050.04312.66
5.3.130.0090.03812.66
5.3.120.0040.04012.66
5.3.110.0080.03812.66
5.3.100.0040.03812.12
5.3.90.0060.03612.09
5.3.80.0020.04012.07
5.3.70.0050.03712.08
5.3.60.0200.04612.06
5.3.50.0060.03812.00
5.3.40.0170.03512.00
5.3.30.0080.03311.95
5.3.20.0040.03711.73
5.3.10.0120.03611.70
5.3.00.0060.04311.69
5.2.170.0060.0339.18
5.2.160.0050.0339.18
5.2.150.0040.0309.19
5.2.140.0110.0249.18
5.2.130.0050.0289.14
5.2.120.0070.0269.14
5.2.110.0040.0309.15
5.2.100.0080.0419.15
5.2.90.0070.0339.14
5.2.80.0060.0289.14
5.2.70.0050.0299.14
5.2.60.0030.0319.09
5.2.50.0040.0299.06
5.2.40.0050.0289.04
5.2.30.0040.0299.02
5.2.20.0030.0309.01
5.2.10.0100.0348.93
5.2.00.0030.0318.79
5.1.60.0040.0238.07
5.1.50.0040.0248.07
5.1.40.0050.0248.05
5.1.30.0060.0248.40
5.1.20.0060.0248.42
5.1.10.0060.0248.14
5.1.00.0030.0268.14
5.0.50.0070.0176.63
5.0.40.0030.0206.49
5.0.30.0010.0346.30
5.0.20.0030.0206.27
5.0.10.0040.0196.25
5.0.00.0040.0346.24
4.4.90.0040.0204.78
4.4.80.0010.0174.75
4.4.70.0030.0144.75
4.4.60.0020.0174.76
4.4.50.0010.0164.77
4.4.40.0010.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0010.0174.85
4.4.00.0030.0244.76
4.3.110.0010.0174.67
4.3.100.0000.0174.66
4.3.90.0040.0124.64
4.3.80.0020.0244.59
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0030.0174.63
4.3.40.0040.0224.54
4.3.30.0050.0173.29
4.3.20.0010.0173.27
4.3.10.0010.0163.22
4.3.00.0170.02316.59

preferences:
139.82 ms | 1394 KiB | 7 Q