3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = function ($a){return $a+1;} echo $b(1);

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)
5.4.340.0070.03512.03
5.4.320.0040.04012.52
5.4.310.0080.04312.52
5.4.300.0030.04512.52
5.4.290.0060.04212.51
5.4.280.0070.03712.41
5.4.270.0050.03912.41
5.4.260.0060.04012.41
5.4.250.0100.03312.41
5.4.240.0080.03812.41
5.4.230.0070.03912.40
5.4.220.0070.03712.40
5.4.210.0060.03712.40
5.4.200.0090.04512.40
5.4.190.0070.03512.40
5.4.180.0040.03912.40
5.4.170.0060.03612.40
5.4.160.0050.04612.40
5.4.150.0060.03712.39
5.4.140.0030.04012.09
5.4.130.0040.03712.07
5.4.120.0060.03612.04
5.4.110.0060.03612.03
5.4.100.0040.03712.03
5.4.90.0070.03612.03
5.4.80.0060.03712.04
5.4.70.0080.03312.03
5.4.60.0070.03412.03
5.4.50.0070.03512.02
5.4.40.0050.03612.01
5.4.30.0060.03612.02
5.4.20.0040.04412.01
5.4.10.0110.03112.01
5.4.00.0050.03911.51
5.3.290.0100.03512.80
5.3.280.0060.03912.71
5.3.270.0060.03912.72
5.3.260.0050.04312.71
5.3.250.0080.03712.72
5.3.240.0050.03912.72
5.3.230.0070.03812.71
5.3.220.0050.03812.68
5.3.210.0060.04012.68
5.3.200.0070.03612.68
5.3.190.0060.03712.68
5.3.180.0060.03712.68
5.3.170.0070.03512.66
5.3.160.0040.03812.67
5.3.150.0060.03712.67
5.3.140.0080.03512.66
5.3.130.0090.03912.66
5.3.120.0080.03612.65
5.3.110.0030.05012.66
5.3.100.0070.03512.13
5.3.90.0060.03612.11
5.3.80.0050.03712.09
5.3.70.0080.03512.09
5.3.60.0060.03612.08
5.3.50.0040.03812.02
5.3.40.0050.03812.02
5.3.30.0060.03511.98
5.3.20.0040.03811.76
5.3.10.0050.03711.73
5.3.00.0040.04211.71
5.2.170.0040.0339.18
5.2.160.0040.0299.18
5.2.150.0030.0329.18
5.2.140.0090.0269.18
5.2.130.0030.0309.14
5.2.120.0060.0279.14
5.2.110.0070.0269.15
5.2.100.0060.0269.14
5.2.90.0060.0279.14
5.2.80.0050.0299.14
5.2.70.0060.0319.14
5.2.60.0090.0309.09
5.2.50.0080.0309.05
5.2.40.0070.0269.03
5.2.30.0040.0349.02
5.2.20.0070.0259.00
5.2.10.0040.0278.93
5.2.00.0060.0278.78
5.1.60.0050.0228.07
5.1.50.0060.0238.07
5.1.40.0050.0318.05
5.1.30.0060.0248.40
5.1.20.0030.0288.42
5.1.10.0030.0278.14
5.1.00.0050.0248.14
5.0.50.0040.0276.63
5.0.40.0020.0206.48
5.0.30.0040.0336.29
5.0.20.0040.0196.26
5.0.10.0020.0216.24
5.0.00.0040.0366.23
4.4.90.0040.0144.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0040.0284.75
4.4.50.0030.0154.77
4.4.40.0000.0314.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0010.0174.85
4.4.00.0040.0244.76
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0050.0124.63
4.3.80.0020.0274.59
4.3.70.0050.0144.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0010.0193.29
4.3.20.0030.0163.26
4.3.10.0000.0173.21
4.3.00.0170.0206.80

preferences:
140.72 ms | 1394 KiB | 7 Q