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)
5.4.310.0060.04212.49
5.4.300.0070.04312.50
5.4.290.0070.04512.49
5.4.280.0080.03512.39
5.4.270.0110.03912.39
5.4.260.0100.04212.39
5.4.250.0070.04212.39
5.4.240.0070.03712.39
5.4.230.0060.03812.38
5.4.220.0050.03712.38
5.4.210.0100.03112.38
5.4.200.0050.04212.38
5.4.190.0100.03212.38
5.4.180.0070.03812.38
5.4.170.0060.03712.39
5.4.160.0060.03612.38
5.4.150.0050.03612.38
5.4.140.0030.03912.07
5.4.130.0070.03412.05
5.4.120.0050.03912.01
5.4.110.0070.03712.01
5.4.100.0040.03912.01
5.4.90.0030.04212.01
5.4.80.0040.04212.01
5.4.70.0070.03412.00
5.4.60.0040.03712.01
5.4.50.0040.04012.00
5.4.40.0150.02911.99
5.4.30.0070.03611.99
5.4.20.0130.02911.98
5.4.10.0050.03711.99
5.4.00.0070.04111.48
5.3.280.0110.03912.71
5.3.270.0110.04112.72
5.3.260.0100.04612.72
5.3.250.0050.04012.72
5.3.240.0070.04012.72
5.3.230.0080.04212.71
5.3.220.0090.03712.68
5.3.210.0070.04012.68
5.3.200.0040.03912.68
5.3.190.0060.03812.68
5.3.180.0100.03312.68
5.3.170.0070.04212.67
5.3.160.0070.03712.67
5.3.150.0050.04012.67
5.3.140.0020.04412.66
5.3.130.0050.04012.66
5.3.120.0050.04112.66
5.3.110.0070.03812.66
5.3.100.0060.03712.12
5.3.90.0040.03912.09
5.3.80.0040.04612.08
5.3.70.0080.03512.07
5.3.60.0070.03512.07
5.3.50.0090.04012.00
5.3.40.0070.04812.00
5.3.30.0090.04011.95
5.3.20.0040.03811.73
5.3.10.0070.04011.70
5.3.00.0060.04211.69
5.2.170.0050.0319.18
5.2.160.0040.0309.19
5.2.150.0020.0339.18
5.2.140.0050.0379.18
5.2.130.0080.0329.14
5.2.120.0080.0279.14
5.2.110.0070.0269.15
5.2.100.0040.0329.14
5.2.90.0030.0309.14
5.2.80.0030.0339.14
5.2.70.0080.0289.14
5.2.60.0050.0309.09
5.2.50.0030.0329.06
5.2.40.0030.0319.04
5.2.30.0060.0289.01
5.2.20.0070.0279.00
5.2.10.0050.0298.93
5.2.00.0040.0308.78
5.1.60.0020.0278.07
5.1.50.0040.0268.07
5.1.40.0080.0218.05
5.1.30.0030.0278.40
5.1.20.0040.0278.42
5.1.10.0040.0268.14
5.1.00.0030.0278.15
5.0.50.0030.0216.62
5.0.40.0040.0196.48
5.0.30.0030.0326.29
5.0.20.0030.0236.26
5.0.10.0050.0196.24
5.0.00.0030.0316.23
4.4.90.0020.0194.78
4.4.80.0040.0154.75
4.4.70.0030.0174.76
4.4.60.0020.0184.76
4.4.50.0040.0154.77
4.4.40.0020.0284.71
4.4.30.0030.0194.76
4.4.20.0040.0154.85
4.4.10.0030.0164.85
4.4.00.0040.0244.76
4.3.110.0050.0144.67
4.3.100.0040.0194.66
4.3.90.0040.0154.63
4.3.80.0010.0264.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0030.0174.63
4.3.40.0030.0244.54
4.3.30.0010.0183.29
4.3.20.0000.0203.26
4.3.10.0030.0153.22
4.3.00.0100.0237.93

preferences:
141.07 ms | 1394 KiB | 7 Q