3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($x) { $y = $x + 5 echo $y; $y += $x / 2; echo $; } foo(2);

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
5.4.310.0080.03812.52
5.4.300.0070.03512.52
5.4.290.0060.03912.51
5.4.280.0070.03512.41
5.4.270.0070.03612.41
5.4.260.0050.03912.41
5.4.250.0080.03512.41
5.4.240.0070.03612.41
5.4.230.0050.03812.40
5.4.220.0060.04212.40
5.4.210.0050.03512.40
5.4.200.0060.03612.40
5.4.190.0040.03612.40
5.4.180.0070.03912.40
5.4.170.0050.03812.41
5.4.160.0060.03812.40
5.4.150.0070.03512.40
5.4.140.0050.03612.09
5.4.130.0080.03212.07
5.4.120.0050.03612.04
5.4.110.0050.03512.03
5.4.100.0040.03612.03
5.4.90.0060.03512.03
5.4.80.0050.03712.03
5.4.70.0070.03412.03
5.4.60.0080.03412.03
5.4.50.0040.03612.03
5.4.40.0080.03212.02
5.4.30.0060.03512.01
5.4.20.0070.03812.01
5.4.10.0040.03612.01
5.4.00.0060.03511.50
5.3.290.0070.03912.80
5.3.280.0070.03912.71
5.3.270.0080.03812.73
5.3.260.0090.04212.72
5.3.250.0050.04312.72
5.3.240.0040.03812.72
5.3.230.0050.03812.71
5.3.220.0090.03512.68
5.3.210.0070.03812.68
5.3.200.0060.03512.68
5.3.190.0080.03512.68
5.3.180.0050.03712.68
5.3.170.0070.03612.67
5.3.160.0070.03812.67
5.3.150.0060.03612.67
5.3.140.0070.03812.66
5.3.130.0070.03612.66
5.3.120.0060.04012.66
5.3.110.0090.03612.66
5.3.100.0040.03812.13
5.3.90.0050.04212.11
5.3.80.0060.03512.09
5.3.70.0060.03512.09
5.3.60.0070.03712.08
5.3.50.0070.03512.02
5.3.40.0050.04112.02
5.3.30.0060.03511.98
5.3.20.0060.03811.76
5.3.10.0070.03611.73
5.3.00.0090.03611.72
5.2.170.0080.0299.22
5.2.160.0040.0349.22
5.2.150.0030.0359.22
5.2.140.0070.0299.21
5.2.130.0040.0289.18
5.2.120.0060.0279.17
5.2.110.0050.0289.18
5.2.100.0050.0309.18
5.2.90.0050.0349.18
5.2.80.0050.0369.17
5.2.70.0040.0339.17
5.2.60.0040.0369.13
5.2.50.0050.0329.09
5.2.40.0070.0299.07
5.2.30.0060.0319.05
5.2.20.0040.0309.04
5.2.10.0050.0278.95
5.2.00.0060.0328.81
5.1.60.0050.0238.09
5.1.50.0040.0268.08
5.1.40.0040.0248.07
5.1.30.0050.0258.42
5.1.20.0040.0278.44
5.1.10.0050.0268.16
5.1.00.0040.0258.16
5.0.50.0040.0206.64
5.0.40.0040.0196.50
5.0.30.0040.0416.31
5.0.20.0020.0256.28
5.0.10.0040.0236.26
5.0.00.0020.0356.25
4.4.90.0040.0144.78
4.4.80.0030.0194.76
4.4.70.0030.0194.76
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0020.0254.71
4.4.30.0020.0174.76
4.4.20.0010.0164.85
4.4.10.0040.0164.85
4.4.00.0040.0234.76
4.3.110.0020.0194.67
4.3.100.0010.0154.67
4.3.90.0010.0154.63
4.3.80.0020.0254.58
4.3.70.0020.0144.63
4.3.60.0020.0184.63
4.3.50.0040.0174.63
4.3.40.0020.0244.53
4.3.30.0020.0203.30
4.3.20.0020.0163.27
4.3.10.0020.0153.24
4.3.00.0070.02716.51

preferences:
139.95 ms | 1394 KiB | 7 Q