3v4l.org

run code in 300+ PHP versions simultaneously
<?php $gwak = function ($x = 42) { return $x; } print_r($gwak);

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)
5.4.320.0060.04112.52
5.4.310.0060.04912.52
5.4.300.0090.03312.52
5.4.290.0070.04212.51
5.4.280.0060.03912.41
5.4.270.0060.04712.41
5.4.260.0080.03612.41
5.4.250.0060.04512.41
5.4.240.0060.03612.41
5.4.230.0060.04212.40
5.4.220.0070.03712.40
5.4.210.0020.03812.40
5.4.200.0100.04012.40
5.4.190.0060.03912.39
5.4.180.0040.04112.40
5.4.170.0040.04112.40
5.4.160.0090.03412.40
5.4.150.0050.03612.39
5.4.140.0050.04012.09
5.4.130.0050.03712.07
5.4.120.0060.03812.04
5.4.110.0070.03712.03
5.4.100.0020.03912.03
5.4.90.0060.03712.03
5.4.80.0060.04212.03
5.4.70.0060.03412.03
5.4.60.0070.03312.03
5.4.50.0060.03512.03
5.4.40.0060.03512.02
5.4.30.0080.03512.01
5.4.20.0030.04612.01
5.4.10.0080.04312.01
5.4.00.0050.03611.50
5.3.290.0090.04112.80
5.3.280.0090.04012.71
5.3.270.0040.04412.72
5.3.260.0060.04512.72
5.3.250.0070.03912.72
5.3.240.0050.03912.72
5.3.230.0040.04312.71
5.3.220.0100.04012.68
5.3.210.0080.04212.68
5.3.200.0070.03712.68
5.3.190.0020.04312.68
5.3.180.0060.04012.67
5.3.170.0100.05212.67
5.3.160.0060.03512.67
5.3.150.0080.03512.68
5.3.140.0060.03612.66
5.3.130.0090.03612.66
5.3.120.0030.04212.65
5.3.110.0040.04012.66
5.3.100.0050.03812.12
5.3.90.0070.03512.10
5.3.80.0070.03612.09
5.3.70.0060.03812.09
5.3.60.0080.03812.08
5.3.50.0080.03412.02
5.3.40.0120.04012.02
5.3.30.0080.03711.98
5.3.20.0060.03711.77
5.3.10.0100.03511.73
5.3.00.0080.03611.72
5.2.170.0080.0309.18
5.2.160.0080.0289.18
5.2.150.0040.0319.18
5.2.140.0060.0369.18
5.2.130.0050.0329.14
5.2.120.0100.0329.14
5.2.110.0080.0279.15
5.2.100.0090.0279.14
5.2.90.0060.0339.14
5.2.80.0070.0359.14
5.2.70.0060.0389.14
5.2.60.0060.0339.09
5.2.50.0060.0299.06
5.2.40.0050.0329.03
5.2.30.0080.0329.01
5.2.20.0030.0329.00
5.2.10.0120.0298.93
5.2.00.0070.0318.79
5.1.60.0040.0268.07
5.1.50.0050.0268.06
5.1.40.0090.0248.05
5.1.30.0020.0288.40
5.1.20.0060.0308.42
5.1.10.0100.0308.14
5.1.00.0080.0328.14
5.0.50.0040.0216.62
5.0.40.0040.0196.48
5.0.30.0050.0296.29
5.0.20.0050.0196.26
5.0.10.0050.0186.23
5.0.00.0040.0356.23
4.4.90.0100.0174.78
4.4.80.0020.0164.75
4.4.70.0030.0174.75
4.4.60.0040.0154.76
4.4.50.0060.0134.77
4.4.40.0030.0264.71
4.4.30.0030.0154.75
4.4.20.0010.0184.85
4.4.10.0030.0164.84
4.4.00.0030.0264.76
4.3.110.0060.0164.67
4.3.100.0020.0164.66
4.3.90.0030.0144.63
4.3.80.0020.0254.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0030.0164.63
4.3.40.0060.0224.54
4.3.30.0020.0163.28
4.3.20.0040.0143.26
4.3.10.0030.0153.22
4.3.00.0070.01715.97

preferences:
136.36 ms | 1394 KiB | 7 Q