3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1, 2, 3);foreach ($a as $v) { prev(&$a); var_dump($v); }

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)
5.4.340.0070.03511.98
5.4.320.0070.03912.47
5.4.310.0120.03012.46
5.4.300.0060.04212.47
5.4.290.0050.03812.46
5.4.280.0090.03212.36
5.4.270.0070.03512.36
5.4.260.0070.03612.36
5.4.250.0070.03512.36
5.4.240.0050.03612.36
5.4.230.0050.04412.35
5.4.220.0050.03612.35
5.4.210.0100.03012.36
5.4.200.0040.03812.35
5.4.190.0040.03712.35
5.4.180.0060.03512.35
5.4.170.0060.03512.36
5.4.160.0050.03512.36
5.4.150.0080.03912.36
5.4.140.0080.03412.04
5.4.130.0040.03612.03
5.4.120.0060.03511.98
5.4.110.0060.03411.98
5.4.100.0020.03811.98
5.4.90.0040.04311.98
5.4.80.0040.03811.98
5.4.70.0090.03111.98
5.4.60.0050.04411.98
5.4.50.0070.04011.98
5.4.40.0060.03911.96
5.4.30.0080.03311.96
5.4.20.0070.03211.96
5.4.10.0070.03311.96
5.4.00.0050.03611.45
5.3.290.0090.03512.80
5.3.280.0070.03912.71
5.3.270.0020.04212.72
5.3.260.0050.03912.72
5.3.250.0080.03812.71
5.3.240.0050.03612.72
5.3.230.0080.03912.71
5.3.220.0050.03612.68
5.3.210.0130.03612.68
5.3.200.0060.03712.68
5.3.190.0060.03812.68
5.3.180.0080.03812.67
5.3.170.0060.03612.67
5.3.160.0060.03612.67
5.3.150.0080.03412.68
5.3.140.0020.04012.66
5.3.130.0100.03912.66
5.3.120.0030.04212.66
5.3.110.0070.03912.66
5.3.100.0060.03512.12
5.3.90.0030.04012.08
5.3.80.0100.03012.07
5.3.70.0040.03712.08
5.3.60.0050.03612.06
5.3.50.0070.03612.00
5.3.40.0070.04112.00
5.3.30.0030.03911.94
5.3.20.0090.03511.72
5.3.10.0060.03411.69
5.3.00.0070.03411.68
5.2.170.0060.0299.17
5.2.160.0050.0389.18
5.2.150.0050.0309.18
5.2.140.0030.0319.17
5.2.130.0080.0309.13
5.2.120.0040.0319.13
5.2.110.0060.0359.14
5.2.100.0030.0329.14
5.2.90.0040.0299.14
5.2.80.0070.0279.14
5.2.70.0040.0309.13
5.2.60.0030.0319.09
5.2.50.0030.0319.05
5.2.40.0050.0279.03
5.2.30.0040.0309.01
5.2.20.0060.0279.00
5.2.10.0040.0298.93
5.2.00.0050.0288.79
5.1.60.0050.0258.07
5.1.50.0030.0258.07
5.1.40.0040.0248.04
5.1.30.0020.0288.39
5.1.20.0050.0278.41
5.1.10.0030.0278.14
5.1.00.0050.0248.14
5.0.50.0030.0236.62
5.0.40.0030.0186.48
5.0.30.0020.0326.29
5.0.20.0050.0176.26
5.0.10.0020.0216.23
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0000.0184.75
4.4.70.0030.0164.75
4.4.60.0010.0224.76
4.4.50.0020.0234.77
4.4.40.0010.0264.70
4.4.30.0020.0164.76
4.4.20.0060.0224.85
4.4.10.0040.0214.85
4.4.00.0020.0244.76
4.3.110.0030.0144.67
4.3.100.0020.0194.66
4.3.90.0020.0154.63
4.3.80.0040.0234.59
4.3.70.0030.0144.63
4.3.60.0030.0134.63
4.3.50.0010.0174.63
4.3.40.0020.0304.54
4.3.30.0010.0213.29
4.3.20.0030.0143.26
4.3.10.0030.0143.21
4.3.00.0030.0206.71

preferences:
138.38 ms | 1394 KiB | 7 Q