3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a='hila'; function b($a=$a){ echo $a; }

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)
5.4.320.0050.04012.52
5.4.310.0050.03912.52
5.4.300.0070.03612.52
5.4.290.0040.03912.51
5.4.280.0090.03212.41
5.4.270.0040.03812.41
5.4.260.0090.03412.41
5.4.250.0080.03512.41
5.4.240.0070.03412.41
5.4.230.0050.03912.40
5.4.220.0060.04012.40
5.4.210.0080.04012.40
5.4.200.0050.03812.40
5.4.190.0070.03412.39
5.4.180.0050.03612.39
5.4.170.0090.03212.41
5.4.160.0040.03712.40
5.4.150.0040.03712.39
5.4.140.0060.04712.09
5.4.130.0070.03412.07
5.4.120.0070.03712.04
5.4.110.0050.03612.03
5.4.100.0070.03312.03
5.4.90.0040.03912.03
5.4.80.0050.03612.03
5.4.70.0040.03512.02
5.4.60.0060.03412.03
5.4.50.0020.03812.03
5.4.40.0060.03312.02
5.4.30.0060.04312.01
5.4.20.0090.03312.00
5.4.10.0080.04312.01
5.4.00.0060.04711.51
5.3.290.0080.04812.80
5.3.280.0080.04712.71
5.3.270.0070.05312.72
5.3.260.0080.05012.72
5.3.250.0100.03412.72
5.3.240.0080.04812.72
5.3.230.0060.03812.71
5.3.220.0060.03712.68
5.3.210.0080.04112.68
5.3.200.0100.03512.68
5.3.190.0060.03912.68
5.3.180.0090.03412.68
5.3.170.0050.03812.67
5.3.160.0050.03712.67
5.3.150.0040.04012.68
5.3.140.0070.03812.66
5.3.130.0010.05312.66
5.3.120.0040.04412.66
5.3.110.0090.04312.66
5.3.100.0080.04012.12
5.3.90.0080.03812.10
5.3.80.0070.03512.09
5.3.70.0050.03712.09
5.3.60.0100.03512.09
5.3.50.0040.05112.02
5.3.40.0080.04512.02
5.3.30.0100.04611.98
5.3.20.0060.05811.77
5.3.10.0100.05011.73
5.3.00.0050.04511.71
5.2.170.0040.0389.21
5.2.160.0070.0289.21
5.2.150.0050.0309.21
5.2.140.0050.0309.21
5.2.130.0030.0319.17
5.2.120.0060.0289.17
5.2.110.0050.0299.18
5.2.100.0040.0359.18
5.2.90.0050.0299.18
5.2.80.0030.0329.18
5.2.70.0050.0319.18
5.2.60.0060.0299.13
5.2.50.0030.0319.10
5.2.40.0040.0309.07
5.2.30.0030.0339.05
5.2.20.0060.0289.04
5.2.10.0070.0298.94
5.2.00.0070.0408.80
5.1.60.0080.0328.09
5.1.50.0050.0248.08
5.1.40.0050.0248.06
5.1.30.0050.0268.42
5.1.20.0040.0278.44
5.1.10.0050.0258.16
5.1.00.0030.0278.16
5.0.50.0020.0226.64
5.0.40.0040.0186.50
5.0.30.0050.0296.31
5.0.20.0040.0186.28
5.0.10.0050.0196.26
5.0.00.0030.0316.25
4.4.90.0030.0214.78
4.4.80.0040.0194.75
4.4.70.0030.0174.75
4.4.60.0020.0164.75
4.4.50.0040.0154.77
4.4.40.0040.0244.71
4.4.30.0010.0174.76
4.4.20.0010.0164.84
4.4.10.0030.0214.85
4.4.00.0020.0254.76
4.3.110.0050.0124.67
4.3.100.0020.0204.66
4.3.90.0010.0274.64
4.3.80.0020.0254.58
4.3.70.0010.0164.63
4.3.60.0030.0134.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0040.0173.30
4.3.20.0030.0153.28
4.3.10.0020.0163.24
4.3.00.0030.01315.64

preferences:
136.83 ms | 1394 KiB | 7 Q