3v4l.org

run code in 300+ PHP versions simultaneously
<?php $list = new ArrayIterator(); $listCloned = clone $list;   $listCloned->append("first value"); $list->append("seconde value");   var_dump($list); var_dump($listCloned);

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)
5.4.310.0050.04112.49
5.4.300.0040.03912.50
5.4.290.0060.03812.49
5.4.280.0070.03412.39
5.4.270.0070.03912.39
5.4.260.0050.03912.39
5.4.250.0080.03512.39
5.4.240.0090.04212.39
5.4.230.0060.03812.38
5.4.220.0070.03612.38
5.4.210.0080.03512.38
5.4.200.0050.03912.38
5.4.190.0040.03812.38
5.4.180.0050.03812.38
5.4.170.0070.03612.38
5.4.160.0040.03812.38
5.4.150.0080.03612.38
5.4.140.0090.03412.07
5.4.130.0050.03712.05
5.4.120.0070.03412.02
5.4.110.0050.03712.01
5.4.100.0070.03612.01
5.4.90.0050.03912.01
5.4.80.0070.03612.01
5.4.70.0070.03412.01
5.4.60.0070.03412.01
5.4.50.0070.03412.01
5.4.40.0070.03411.99
5.4.30.0050.03611.99
5.4.20.0050.03611.99
5.4.10.0040.03511.99
5.4.00.0060.03511.48
5.3.280.0070.03712.71
5.3.270.0050.04512.72
5.3.260.0070.03812.72
5.3.250.0040.04012.72
5.3.240.0070.03712.72
5.3.230.0050.03812.71
5.3.220.0090.03512.68
5.3.210.0080.03812.68
5.3.200.0080.03612.68
5.3.190.0100.03612.68
5.3.180.0070.03812.67
5.3.170.0110.03612.67
5.3.160.0080.03712.68
5.3.150.0070.03812.67
5.3.140.0090.03812.66
5.3.130.0050.04212.66
5.3.120.0050.04312.66
5.3.110.0050.04012.66
5.3.100.0070.04012.12
5.3.90.0090.03612.08
5.3.80.0050.03712.07
5.3.70.0060.03612.08
5.3.60.0070.03412.07
5.3.50.0050.03812.00
5.3.40.0070.03612.00
5.3.30.0060.03911.95
5.3.20.0080.03411.73
5.3.10.0070.03611.70
5.3.00.0070.03811.68
5.2.170.0050.0329.18
5.2.160.0060.0339.18
5.2.150.0050.0389.18
5.2.140.0050.0379.18
5.2.130.0050.0329.14
5.2.120.0070.0279.14
5.2.110.0070.0279.15
5.2.100.0040.0309.14
5.2.90.0040.0309.14
5.2.80.0040.0309.14
5.2.70.0040.0329.13
5.2.60.0040.0349.09
5.2.50.0070.0289.06
5.2.40.0070.0299.04
5.2.30.0040.0309.01
5.2.20.0050.0299.01
5.2.10.0040.0288.93
5.2.00.0050.0288.78
5.1.60.0040.0248.07
5.1.50.0060.0258.06
5.1.40.0060.0278.05
5.1.30.0080.0248.40
5.1.20.0040.0278.42
5.1.10.0080.0238.14
5.1.00.0040.0268.15
5.0.50.0040.0236.62
5.0.40.0040.0196.48
5.0.30.0040.0316.29
5.0.20.0020.0216.26
5.0.10.0030.0216.24
5.0.00.0030.0326.23
4.4.90.0040.0164.78
4.4.80.0020.0164.76
4.4.70.0020.0194.75
4.4.60.0030.0184.76
4.4.50.0020.0194.77
4.4.40.0020.0254.71
4.4.30.0050.0154.76
4.4.20.0020.0174.84
4.4.10.0030.0184.85
4.4.00.0020.0254.76
4.3.110.0040.0194.67
4.3.100.0020.0174.66
4.3.90.0030.0144.63
4.3.80.0040.0234.58
4.3.70.0030.0154.63
4.3.60.0040.0134.63
4.3.50.0020.0164.63
4.3.40.0040.0264.54
4.3.30.0020.0163.28
4.3.20.0020.0183.26
4.3.10.0040.0143.22
4.3.00.0030.0207.93

preferences:
139.74 ms | 1394 KiB | 7 Q