3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array('1'=>'asdasd') foreach($x as &$y) { }

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)
5.4.310.0070.03712.49
5.4.300.0120.03712.50
5.4.290.0060.03812.49
5.4.280.0030.03912.39
5.4.270.0080.03412.39
5.4.260.0070.03812.39
5.4.250.0100.03312.39
5.4.240.0040.04812.39
5.4.230.0070.03612.38
5.4.220.0030.03912.38
5.4.210.0070.03712.38
5.4.200.0080.04012.38
5.4.190.0090.03212.38
5.4.180.0050.04412.38
5.4.170.0040.03812.39
5.4.160.0040.03912.38
5.4.150.0100.03212.38
5.4.140.0090.04312.07
5.4.130.0070.03412.05
5.4.120.0050.03712.02
5.4.110.0050.03612.01
5.4.100.0080.03812.01
5.4.90.0050.03812.01
5.4.80.0080.03412.01
5.4.70.0060.03412.01
5.4.60.0050.04712.01
5.4.50.0070.04412.01
5.4.40.0080.03212.00
5.4.30.0050.04211.99
5.4.20.0050.03511.99
5.4.10.0050.03512.00
5.4.00.0090.03811.48
5.3.290.0080.03612.80
5.3.280.0060.03812.71
5.3.270.0070.04612.73
5.3.260.0070.03912.72
5.3.250.0090.04012.72
5.3.240.0070.03912.72
5.3.230.0060.03812.71
5.3.220.0070.03712.68
5.3.210.0080.04412.68
5.3.200.0060.04812.68
5.3.190.0080.03612.68
5.3.180.0130.04012.68
5.3.170.0070.03512.66
5.3.160.0070.03612.68
5.3.150.0040.03912.67
5.3.140.0080.03512.66
5.3.130.0040.04112.65
5.3.120.0050.04012.66
5.3.110.0100.03512.66
5.3.100.0070.03612.12
5.3.90.0030.04012.09
5.3.80.0070.03612.07
5.3.70.0090.03512.07
5.3.60.0070.03412.06
5.3.50.0060.03912.00
5.3.40.0020.05112.00
5.3.30.0030.03711.95
5.3.20.0110.03911.73
5.3.10.0060.03411.70
5.3.00.0090.04011.68
5.2.170.0070.0289.18
5.2.160.0050.0319.18
5.2.150.0020.0329.18
5.2.140.0060.0299.18
5.2.130.0020.0329.14
5.2.120.0060.0269.14
5.2.110.0070.0279.14
5.2.100.0070.0279.14
5.2.90.0060.0329.14
5.2.80.0030.0399.14
5.2.70.0030.0329.14
5.2.60.0040.0309.09
5.2.50.0060.0359.06
5.2.40.0070.0269.04
5.2.30.0030.0339.01
5.2.20.0060.0279.00
5.2.10.0080.0248.92
5.2.00.0030.0308.78
5.1.60.0040.0248.06
5.1.50.0060.0228.06
5.1.40.0050.0238.05
5.1.30.0070.0298.40
5.1.20.0060.0308.42
5.1.10.0060.0238.14
5.1.00.0040.0258.14
5.0.50.0030.0216.63
5.0.40.0020.0206.48
5.0.30.0030.0316.29
5.0.20.0040.0196.27
5.0.10.0050.0186.24
5.0.00.0060.0386.23
4.4.90.0020.0174.78
4.4.80.0040.0224.75
4.4.70.0040.0184.75
4.4.60.0030.0154.76
4.4.50.0040.0184.77
4.4.40.0030.0264.71
4.4.30.0060.0184.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0010.0274.75
4.3.110.0040.0144.67
4.3.100.0060.0114.66
4.3.90.0000.0174.64
4.3.80.0020.0254.58
4.3.70.0070.0134.63
4.3.60.0010.0164.63
4.3.50.0060.0124.63
4.3.40.0020.0254.54
4.3.30.0020.0173.28
4.3.20.0030.0153.26
4.3.10.0020.0173.21
4.3.00.0170.01315.92

preferences:
147.13 ms | 1394 KiB | 7 Q